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Recent publications: BIPM Time Department

Periodic publications:

The BIPM Time Department produces the following regular publications:

Several publications and data files on time scales are available on-line from the Time Department's FTP server.

2017

  Hachisu, H., Petit G., Ido T., Absolute frequency measurement with uncertainty below 1×10-15 using International Atomic Time, Appl. Phys. B, 2017, 123(1),  
  Matus M., Gavalyugov V., Tamakyarska D., Alqahtani N., Alfohaid M., Moona G., Sharma R., Hapiddin A., Boynawan A.M., Ranusawud M., Tonmueanwai A., Hong F.-L., Ishikawa J., Robertsson L., The CCL-K11 ongoing key comparison. Final report for the year 2014, Metrologia, 2017, 54Tech. Suppl., 04001  

2016

  Jiang Z., Final report of the BIPM Pilot Study on UTC time link calibration, Proc. 47th PTTI meeting, Monterey, 2016, 20-26  
  Jiang Z., Matsakis D., Zhang V., Esteban H., Piester D., Lin S.Y., Dierikx E., A TWSTFT calibration guideline and the use of a GPS calibrator for UTC TWSTFT link calibrations, Proc. 47th PTTI meeting, Monterey, 2016, 231-242  
  Jiang Z., Piester D., Schlunegger C., Dierikx E., Zhang V., Galindo J., Matsakis D., The 2015 TWSTFT calibration for UTC and related time links, Proc. 30th EFTF meeting, York, 2016,  
  Matus M., van den Berg S., Czulek D., Seppä J., Robertsson L., The CCL-K11 ongoing key comparison. Final report for the year 2015, Metrologia, 2016, 53Tech. Suppl., 04007  
  Panfilo G., The Coordinated Universal Time, IEEE Instrumentation and Measurement Magazine, 2016, 19(3), 28-33  
  Parisi F., Panfilo G., A new approach to UTC calculation by means of the Kalman filter, Metrologia, 2016, 53(5), 1185-1192  
  Petit G., Defraigne P., The performance of GPS time and frequency transfer: comment on 'A detailed comparison of two continuous GPS carrier-phase time transfer techniques', Metrologia, 2016, 53(3), 1003-1008  
  Riedel F., Petit G., et al, Remote optical and fountain clock comparison using broadband TWSTFT and GPS PPP, Proc. 30th EFTF meeting, York, 2016,  
  Robertsson L., On the evaluation of ultra-high-precision frequency ratio measurements: examining closed loops in a graph theory framework, Metrologia, 2016, 53(6), 1272-1280  

2015

  Defraigne P., Petit G., CGGTTS-Version 2E: an extended standard for GNSS Time Transfer, Metrologia, 2015, 52(6), G1  
  Esteban H., Galindo J., Bauch A., Polewka T., Cerretto G., Costa R., Whibberley P., Uhrich P., Chupin B., Jiang Z., GPS Time Link Calibrations in the Frame of EURAMET Project 1156, Proc. EFTF/IFCS 2015, 2015, 649-654  
  Fey A.L., Arias F.E., et al., The second realization of the International Celestial Reference Frame by Very Long Baseline Interferometry, Astron. J., 2015, 150(2),  
  Jiang Z., Link calibration or receiver calibration for accurate time transfer?, Proc. EFTF/IFCS 2015, 2015, 230-235  
  Jiang Z., Czubla A., Nawrocki J., Lewandowski W., Arias E.F., Comparing a GPS time link calibration with an optical fibre self-calibration with 200 ps accuracy, Metrologia, 2015, 52(2), 384-391  
  Luzum B., Petit G., et al., IAU Working Group for Numerical Standards of Fundamental Astronomy (NSFA): Past efforts and future endeavors, IAU General Assembly, 2015,  
  Matsakis D., Jiang Z., Wu W., Carrier phase and pseudo-range disagreement as revealed by precise point positioning solutions, Proc. EFTF/IFCS 2015, 2015, 717-722  
  Matus M., Edwards C., Margolis H., Pirée H., Şahin E., Birlikseven C., Robertsson L., The CCL-K11 ongoing key comparison. Final report for the year 2013, Metrologia, 2015, 52Tech. Suppl., 04006  
  Matus M., Karlsson H., Stone J., Krüger O., Zelan M., Madej A.A., Bernard J.E., Lassila A., Robertsson L., The CCL-K11 ongoing key comparison. Final report for the year 2012, Metrologia, 2015, 52Tech. Suppl., 04005  
  Petit G., Arias F., Panfilo G., International Atomic Time: Status and future challenges, Comptes Rendus Physique, 2015, 16(5), 480-488  
  Petit G., Kanj A., Loyer S., Delporte J., Mercier F., Perosanz F., 1 × 10-16 frequency transfer by GPS PPP with integer ambiguity resolution, Metrologia, 2015, 52(2), 301-309  
  Yao J., Skakun I., Jiang Z., Levine J., A detailed comparison of two continuous GPS carrier-phase time transfer techniques, Metrologia, 2015, 52(5), 666-676  

2014

  Jiang Z., Total delay and total uncertainty in UTC time link calibration, Proc. 45th PTTI Meeting, 2014, 112-125  
  Jiang Z., Lewandowski W., Evolution of the uncertainty of [UTC-UTC(k)], Proc. 45th PTTI Meeting, 2014, 208-216  
  Konaté H., Arias E.F., The BIPM Time Department Database, Proc. 45th PTTI Meeting, 2014, 1-13  
  Panfilo G., Harmegnies A., Tisserand L., Arias E.F., The algorithm for the generation of UTC : latest improvements, Proc. 45th PTTI Meeting, 2014, 274-291  
  Petit G., A timescale based on the world's fountain clocks, Proc. 45th PTTI Meeting, 2014, 265-268  
  Petit G., Arias F., Harmegnies A., Panfilo G., Tisserand L., UTCr: a rapid realization of UTC, Metrologia, 2014, 51(1), 33-39  

2013

  Defraigne P., Aerts W., Harmegnies A., Petit G. et al., Advances in multi-GNSS time transfer, Proc. IFCS-EFTF 2013, 2013, 508-512  
  Fang H., Kiss A., de Mirandés E., Lan J., Robertsson L., Solve S., Picard A., Stock M., Status of the BIPM watt balance, IEEE Trans. Instrum Meas., 2013, 62, 1491-1498  
  Harmegnies A., Defraigne P., Petit G., Combining GPS and GLONASS in all-in-view for time transfer, Metrologia, 2013, 50(3), 277-287  
  Jiang Z., Improving the time link calibration for the generation of UTC, Proc. Asia-Pacific Time and Frequency Workshop, 2013, 108-129  
  Jiang Z., Arias E.F., Use of the Global Navigation Satellite Systems for the construction of the international time reference UTC, Proc. China Satellite Navigation Conference, 2013, 457-468  
  Jiang Z., Konaté H., Lewandowski W., Review and preview of two-way time transfer for UTC generation – from TWSTFT to TWOTFT, Proc. IFCS-EFTF 2013, 2013, 501-504  
  Jiang Z., Pálinkáš V., Francis O., Baumann H., Mäkinen J., Vitushkin L., Merlet S., Tisserand L., Jousset P., Rothleitner C., Becker M., Robertsson L., Arias E.F., On the gravimetric contribution to watt balance experiments, Metrologia, 2013, 50(5), 452-471  
  Jiang Z., Petit G., Tisserand L., Uhrich P., Rovera G. D., Lin S. Y., Progress in the link calibration for UTC time transfer, Proc. IFCS-EFTF 2013, 2013, 861-864  
  Panfilo G., Harmegnies A., A new weighting procedure for UTC, Proc. IFCS-EFTF 2013, 2013, 652-653  
  Panfilo G., Harmegnies A., Tisserand L., Arias E.F., The algorithm for the generation of UTC: latest improvements, Proc. 45th PTTI Meeting, 2013,  
  Solve S., Chayramy R., Picard A., Kiss A., Fang H., Robertsson L, de Mirandés E., Stock M., A bias source for the voltage reference of the BIPM watt balance, IEEE Trans. Instrum. Meas., 2013, 1594-1599  
  Zucco M., Robertsson L., Wallerand J.-P., Laser-induced fluorescence as a tool to verify the reproducibility of iodine-based laser standards: a study of 96 iodine cells, Metrologia, 2013, 50(4), 402-408  

2012

  Arias E.F., Jiang Z., Robertsson L., Vitushkin L., Ruess D., Ullrich C., Inglis D., Liard J., Robinson I., Ji W., Shuqing W., Lee C., Palinkas V., Mäkinen J., Pereira Dos Santos F., Bodart Q., Merlet S., Mizushima S., Choi I.-M., Baumann H., Karaböce B., Final report of key comparison CCM.G-K1: International comparison of absolute gravimeters ICAG2009, Metrologia, 2012, 49Tech. Suppl., 07011  
  Arias F., Harmegnies A., Jiang Z., Konaté H., Lewandowski W., Panfilo G., Petit G. and Tisserand L., UTCr: a rapid realization of UTC, Proc. EFTF 2012, 2012, 24-27  
  Bauch A., Beutler G. and Petit G., Time and Frequency Metrology and its use for Navigation: Status and Proposed Future Research Themes, Galileo Science Advisory Committee, 2012,  
  Fletcher N., Goebel R., Robertsson L. and Stock M., Progress towards a determination of RK at the BIPM, Proc. 2012 Conference on Precision Electromagnetic Measurements (CPEM), 2012, 252-253  
  Francis O., Rothleitner Ch., Jiang Z., Accurate determination of the Earth Tidal Parameters at the BIPM to support the watt balance project, Proc. IAG Symposium, 2012, 139,  
  Jiang Z., Becker M., Jousset P., Coulomb A., Tisserand L., Boulanger P., Lequin D., Lhermitte F., Houillon J.L., Dupont F., High precision levelling supporting the International Comparison of Absolute Gravimeters, Metrologia, 2012, 49(1), 41-48  
  Jiang Z., Lewandowski W., Use of GLONASS for UTC time transfer, Metrologia, 2012, 49(1), 57-61  
  Jiang Z., Lewandowski W., Accurate GLONASS Time Transfer for the Generation of the Coordinated Universal Time, Int. Journal of Navigation and Observation, 2012, 14 pp  
  Jiang Z., Lewandowski W., Use of multi-technique combinations in UTC/TAI time and frequency transfer, Proc. EFTF 2012, 2012, 335-339  
  Jiang Z., Lewandowski W., Intercomparison of the UTC time transfer links, Proc. EFTF 2012, 2012, 126-132  
  Jiang Z., Lewandowski W., Panfilo G. and Petit G., Reevaluation of the measurement uncertainty of the UTC time transfer, Proc. 43rd PTTI Meeting 2011, 2012, 133-140  
  Jiang Z., Matsakis D., Mitchell S., Breakiron L., Bauh A., Piester D., Maeno H., Bernier L.G, Long-term instability of GPS-based time transfer and proposals for improvements, Proc. 43rd PTTI Meeting 2011, 2012, 387-406  
  Jiang Z., Pálinkáš V., Francis O., Jousset P., Mäkinen J., Merlet S., Becker M., Coulomb A., Kessler-Schulz K.U., Schulz H.R., Rothleitner Ch., Tisserand L., Lequin D., Relative Gravity Measurement Campaign during the 8th International Comparison of Absolute Gravimeters (2009), Metrologia, 2012, 49(1), 95-107  
  Jiang Z., Pálinkáš V., Arias F.E., Liard J., Merlet S., Wilmes H., Vitushkin L., Robertsson L., Tisserand L., Pereira Dos Santos F., Bodart Q., Falk R., Baumann H., Mizushima S., Mäkinen J., Bilker-Koivula M., Lee C., Choi I.M., Karaboce B., Ji W., Wu Q., Ruess D., Ullrich C., Kostelecký J., Schmerge D., Eckl M., Timmen L., Le Moigne N., Bayer R., Olszak T., Ĺgren J., Del Negro C., Greco F., Diament M., Deroussi S., Bonvalot S., Krynski J., Sekowski M., Hu H., Wang L.J., Svitlov S., Germak A., Franci, The 8th International Comparison of Absolute Gravimeters 2009: the first Key Comparison (CCM.G-K1) in the field of absolute gravimetry, Metrologia, 2012, 49(6), 666-684  
  Jiang Z., Pálinkáš V., Francis O., Merlet S., Baumann H., Becker M., Jousset P., Mäkinen J., Schulz H.R., Kessler-Schulz K.U., Svitlov S., Coulomb A., Tisserand L., Hu H., Rothleitner Ch., Accurate gravimetry at the BIPM watt balance site, Proc. IAG Symposium, 2012, 139,  
  Liard J., Pálinkáš V., Jiang Z., The self-attraction effect in absolute gravimeters and its influence on CIPM key comparisons, Rapport BIPM-2012/01, 12 pp  
  Matus M., del Mar Pérez M., Zelenika S., Dauletbayev A., Kuanbayev C., Hussein H., Robertsson L., The CCL-K11 ongoing key comparison. Final report for the year 2011, Metrologia, 2012, 49Tech. Suppl., 04009  
  Pálinkáš V., Liard J., Jiang Z., On the effective position of the free-fall solution and the self-attraction effect of the FG5 gravimeters, Metrologia, 2012, 49(4), 552-559  
  Panfilo G., The new prediction algorithm for UTC: application and results, Proc. EFTF 2012, 2012, 242-246  
  Panfilo G., Harmegnies A., Tisserand L., A new prediction algorithm for the generation of International Atomic Time, Metrologia, 2012, 49(1), 49-56  
  Petit G., Panfilo G., Comparison of frequency standards used for TAI, IEEE Trans. Instrum. Meas., 2012, 99, 1-6  

2011

  Arias E.F., The BIPM: International References for Earth Sciences, Proc. IAG Scientific Assembly, Springer, 2011, 136(8), 1023-1027  
  Arias E.F., Bauch A., Metrology of Time and Frequency, Encyclopedia of Applied Physics, 2011, 315-348  
  Arias E.F., Lewandowski W., Foreword: Modern Applications of Timescales, Metrologia, 2011, 48(4), i=4/a=E01  
  Arias E.F., Panfilo G., Petit G., Timescales at the BIPM, Metrologia, 2011, 48(4), S145-S153  
  Bauch A., Piester D., Fujieda M., Lewandowski W., Directive for operational use and data handling in two-way satellite time and frequency transfer (TWSTFT), Rapport BIPM-2011/01, 25 pp  
  D'Agostino G., Robertsson L., Relative beam misalignment errors in high accuracy displacement interferometers: calculation and detection, Appl. Phys. B: Lasers Opt., 2011, 103(2), 357-361  
  D'Agostino G., Robertsson L., Zucco M., Pisani M., Germak A., A low-finesse Fabry-Pérot interferometer for use in displacement measurements with applications in absolute gravimetry, Appl. Phys. B: Lasers Opt., 2011, 106(4), 829-834  
  Defraigne P., Harmegnies A., Petit G., Time and frequency transfer combining GLONASS and GPS data, Proc. Joint Meeting of the EFTF and IEEE FCS (San Francisco), 2011,  
  Fang H., Kiss A., Robertsson L., Bradley M., de Mirandes E., Picard A., Solve S., Stock M., Asquisition et synchronisation des données pour la balance de watt du BIPM, 15th Congress of Metrology, Paris, 2011,  
  Fang H., Kiss A., Robertsson L., de Mirandes E., Solve S., Picard A., Stock M., Improvements in the BIPM watt balance, 15th Congress of Metrology, Paris, 2011,  
  Jiang Z., Arias E.F., Tisserand L., Kessler-Schultz K.U., Schultz H.R., Palinkas V., Rothleitner C., Francis O., Becker M., The Updated Precise Gravity Network at the BIPM, Proc. IAG Scientific Assembly, Springer, 2011, 134, 263-272  
  Jiang Z., Arias F., Lewandowski W., Petit G., BIPM Calibration Scheme for UTC Time Links, Proc. EFTF 2011, 2011, 1064-1069  
  Jiang Z., Arias F., Tisserand L., et al, The updating precise gravity network at BIPM, Proc. IAG Scientific Assembly, Springer, 2011, 134, 1023-1028  
  Jiang Z., Francis O., Vitushkin L., Palinkas V., Germak A., Becker M., D'Agostino G., Amalvict M., Bayer R., Bilker-Koivula M., Desogus S., Faller J., Falk R., Hinderer J., Gagnon C., Jakob T., Kalish E., Kostelecky J., Lee C., Liard J., Lokshyn Y., Luck B., Mäkinen J., Mizushima S., Le Moigne N., Origlia C., Pujol E.R., Richard P., Robertsson L., Ruess D., Schmerge D., Stus Y., Svitlov S., Thies S., Ullrich C., Van Camp M., Vitushkin A., Ji W., Wilmes H., Final report on the Seventh International Comparison of Absolute Gravimeters (ICAG 2005), Metrologia, 2011, 48(5), 246-260  
  Jiang Z., Lewandowski W., On the measurement quality of UTC time transfer: Evolution and reevaluation of measurement uncertainty in [UTCUTC(k)], Rapport BIPM-2011/07, 16 pp  
  Jiang Z., Lewandwski W., Some remarks on the CCTF CGGTTS format, Proc. EFTF 2011, 2011, 317-322  
  Jiang Z., Petit G., Harmegnies A., Lewandowski W., Tisserand L., Comparison of the GLONASS orbit products for UTC time transfer, Proc. Joint Meeting of the EFTF and IEEE FCS, 2011, 323-328  
  Lewandowski W., Arias E.F., GNSS times and UTC, Metrologia, 2011, 48(4), S219-S224  
  Matus M., Balling P., Kren P., Mašika P., Hong F-.L., Ishikawa J., Inaba H., Hosaka K., Yasuda M., Akamatsu D., Onae A., Shi R-.H., Peng J-.L., Howick E., Qian J., Liu X., Ranusawud M., Tonmueanwai A., Leng Tan S., Chao Z., Yeoh K-.H., Mat Daud N., Kin Chan T., Fíra R., Stalder O., Tomanyiczka K., Robertsson L., The CCL-K11 ongoing key comparison: final report for the year 2010, Metrologia, 2011, 48Tech. Suppl., 04001  
  Panfilo G., Harmegnies A., Tisserand L., A new prediction algorithim for EAL, Proc. Joint Meeting of the EFTF and IEEE FCS, 2011, 850-855  
  Petit G., Cognard I., How can millisecond pulsars transfer the accuracy of atomic time?, General Assembly and Scientific Symposium 2011 XXXth URSI, 2011,  
  Petit G., Harmegnies A., Mercier F., Perosanz F., Loyer S., The time stability of PPP links for TAI, Proc. Joint Meeting of the EFTF and IEEE FCS, 2011, 1041-1045  
  Quinn T., Time, the SI and the Metre Convention, Metrologia, 2011, 48(4), S121-S124  

2010

  Arias E.F., Panfilo G., Impact of new frequency standards on the international time scales, Proc. IAU, 2010, 5, 223-224  
  Defraigne P., Baire Q., Harmegnies A., Time and frequency transfer combining GLONASS and GPS data, Proc. 42nd PTTI Meeting, 2010, 263-274  
  Jiang Z., Interpolation of TW time transfer from measured points onto standard MJD for UTC generation, Proc. EFTF, 2010,  
  Jiang Z., Arias F., Lewandowski W., Petit G., Toward new procedures in TWSTFT and GNSS delay characterization for UTC time transfer?, Proc. EFTF, 2010,  
  Jiang Z., Piester D., Liang K., Restoring a TWSTFT calibration with a GPS bridge – A standard procedure for UTC time transfer, Proc. EFTF 2010, 2010,  
  Jiang Z., Tisserand L., Kessler-Schultz K.U., Scultz H.R., Palinkas V. Rothleitner C., Francis O., Jousset P., Lequin D., Merlet S., Mäkinen J., Becker M., Preliminary result of the BIPM relative gravity measurement campaign during the 8th International Comparison of Absolute Gravimeters, IAG Symposium on Terrestrial Gravimetry: Static and mobile measurements (TG-SMM 2010), St Petersburg, 2010, 125-133  
  Lewandowski W., Tisserand L., Relative characterization of GPS time equipment delays at the OP, AOS, GUM, LT, TP, BEV, OMH, NIMB, NMC, and ZMDM, Rapport BIPM-2010/02, 27 pp  
  Lewandowski W., Tisserand L., Relative characterization of GPS time equipment delays at the OP, PTB, AOS, USNO and IT, Rapport BIPM-2010/03, 16 pp  
  Lewandowski W., Tisserand L., Relative characterization of GNSS receiver delays for GPS and GLONASS C/A codes in the L1 frequency band at the OP, SU, PTB and AOS, Rapport BIPM-2010/04, 40 pp  
  Matus M., Nyholm K., Madej A.A., Bernard J.E., Walczuk J., Crepinsek Lipus L., Castillo H.A., Pichardo Vega R., Bastida K.B., Mingolla M.G., Malinovski I., Tarelho L., França R., Hamid R., Sahin E., Katic M., Simunovic V., Robertsson L., Final report for the period 2007-2009 on the CCL-K11 ongoing key comparison, Metrologia, 2010, 47Tech. Suppl., 04009  
  Panfilo G., Parker T.E., A theoretical and experimental analysis of frequency transfer uncertainty, including frequency transfer into TAI, Metrologia, 2010, 47(5), 552-560  
  Petit G., The new edition of the IERS Conventions: conventional reference systems and constants, Proc. Journées 2010 SRST, 2010, 6-11  
  Petit G., Atomic time scales TAI and TT(BIPM): present performances and prospects, Highlights of Astronomy, Proc. IAU 2009, 2010, 15, 220-221  
  Petit G., Luzum B., The 2010 reference edition of the IERS Conventions, Proc. IAG Commission I Symposium 2010 Reference Frames for Applications in Geosciences (REFAG2010), 2010,  
  Petit G., Luzum B., The IERS Conventions (2010), IERS Technical Note No. 36, Verlag des Bundesamts für Kartographie und Geodäsie (Frankfurt am Main), 2010, 179 pp  
  Petit G., Luzum B., The IERS Conventions (2010), Geophysical Research Abstracts, 2010, 13,  

2009

  Arias E.F., Panfilo G., International time scales at the BIPM: impact and applications, Proc. 14th International Metrology Congress, Paris, 2009, CD-Rom  
  Jiang Z, Lewandowski W,, Piester D., Calibration of TWSTFT links through the triangle closure condition, Proc. 40th PTTI, 2009, 467-483  
  Jiang Z., Fully use the redundancy in TWSTFT and GNSS time and frequency transfer, Proc. EFTF-IFCS 2009, Besançon, IEEE, 2009, 1194-1197  
  Jiang Z., Becker M., Francis O., Germak A., Palinkas V., Jousset P., Kostelecky J., Dupont F., Lee C.W., Tsai C.L., Falk R., Wilmes H., Kopaev A., Ruess D., Ullrich M.C., Meurers B., Mrlina J., Deroussi S., Métivier L., Pajot G., Pereira Dos Santos F., van Ruymbeke M., Naslin S., Ferry M., Relative Gravity Measurement Campaign during the 7th International Comparison of Absolute Gravimeters (2005), Metrologia, 2009, 46(3), 214-226  
  Jiang Z., Niessner A., Calibrating GPS with TWSTFT for accurate time transfer, Proc. 40th PTTI, 2009, 577-586  
  Jiang Z., Petit G., Combination of TWSTFT and GNSS for accurate UTC time transfer, Metrologia, 2009, 46(3), 305-314  
  Lewandowski W., Arias E.F., Nawrocki J., Nogas P., Use of GLONASS for international time keeping, Proc. Inst. Appl. Astron., (Ed. Nauka, St Petersburg), 2009, 20, 358-366  
  Li H., Zhang H., Lewandowski W, Jiang Z., TWSTFT Activities at Chinese National Time Service Centre, Proc. EFTF-IFCS 2009, Besançon, IEEE, 2009, 1206-1208  
  Lui Y., Jiang Z., Precise time transfer activities in Singapore, Proc. EFTF-IFCS 2009, Besançon, IEEE, 2009, 634-638  
  Panfilo G., Arias E.F., Studies and possible improvements on EAL algorithm, Proc. EFTF-IFCS 2009, Besançon, IEEE, 2009, 110-115  
  Petit G., Relativistic aspects in astronomical standards and the IERS Conventions, Proc. Journées 2008 Systčmes de référence spatiotemporels, Observatoire de Paris, Paris, 2009, 41-45  
  Petit G., Atomic time scales TAI and TT(BIPM): present status and prospects, Proc. 7th Symposium on Frequency Standards and Metrology, Word Scientific, 2009, 475-482  
  Petit G., The TAIPPP pilot experiment, Proc. EFTF-IFCS 2009, Besançon, IEEE, 2009, 116-119  
  Petit G., Arias F., Use of IGS products in TAI applications, J. Geodesy, 2009, 83, 327-334  
  Petit G., Bernier L.-G., Uhrich P., Time and Frequency transfer by geodetic GPS: comparison of receivers and computation techniques, Proc. EFTF-IFCS 2009, Besançon, IEEE, 2009, 269-273  
  Vitushkin L., Current status and perspectives of absolute ballistic gravimetry, Proc. Inst. Appl. Astron. (Ed. Nauka, St Petersburg), 2009, 20, 303-308  

2008

  Arias E.F., A successful example of international coordination for metrology: the international time scales, Proc. TGSMM-2007, State Research Centre of Russia Electropribor, St Petersburg, 2008, 7-14  
  Arias E.F., Panfilo G., Time activities at the BIPM, Proc. 40th PTTI, 2008, 657-662  
  Bibbona E., Panfilo G., Tavella G., The Ornstein-Uhlenbeck process as a model of a low pass filtered white noise, Metrologia, 2008, 45(6), S117-S126  
  D'Agostino G., Germak A., Vitushkin L.F., International Comparison of Absolute Gravimeters, technical protocol and estimate of the reference value and its uncertainty, Proc. TGSMM-2007, State Research Centre of Russia Electropribor, St Petersburg, 2008, 117-122  
  Defraigne P., Carmen Martínez M., Jiang Z., Time transfer from combined analysis of GPS and TWSTFT data, Proc. 40th PTTI, 2008, 565-576  
  Jiang Z., Towards a TWSTFT network time transfer, Metrologia, 2008, 45(6), S6-S11  
  Jiang Z., Becker M., Vitushkin L., The local gravity field at BIPM, Proc. TGSMM-2007, State Research Centre of Russia Electropribor, St Petersburg, 2008, 152-157  
  Krivtsov E., Yankovsky A., Vitushkin L., Francis O., Investigations of characteristics of gravimetric sites intended for high-accuracy measurements, Proc. TGSMM-2007, State Research Centre of Russia Electropribor, St Petersburg, 2008, 158-166  
  Lewandowski W., Matsakis D., Panfilo G., Tavella P., Analysis of correlations, and link and equipment noise in the uncertainties of [UTC – UTC(k)], UFCC, 2008, 4, 750-760  
  Lewandowski W., Tisserand L., Determination of the differential time corrections for GPS time equipment located at the OP, TCC, ONBA, IGMA and CNMP, Rapport BIPM-2008/03, 18 pp  
  Lewandowski W., Tisserand L., Determination of the differential time corrections for GPS time equipment located at the OP, CNM, NIST, USNO and NRC, Rapport BIPM-2008/04, 21 pp  
  Lewandowski W., Tisserand L., Determination of the differential time corrections for GPS time equipment located at the OP, NTSC, HKO, TL, SG, AUS, KRIS, NMIJ, and NICT, Rapport BIPM-2008/02, 27 pp  
  Lewandowski W., Tisserand L., Determination of the differential time corrections for GPS time equipment located at the OP, PTB, NPL and VSL, Rapport BIPM-2008/01, 19 pp  
  Matsakis D., Breakiron L., Bauch A., Piester D., Jiang Z., Two-way satellite time and frequency transfer (TWSTFT) calibration constancy from closure sums, Proc. 40th PTTI, 2008, 587-604  
  Niessner A., Mache W., Blanzano B., Koudelka O., Becker J., Piester D., Jiang Z., Arias F., Calibration of the BEV GPS receiver by using TWSTFT, Proc. 40th PTTI, 2008, 543-548  
  Panfilo G., Tavella P., Atomic clock prediction based on stochastic differential equations, Metrologia, 2008, 45(6), S108-S116  
  Peshekhonov V.G., Jekeli C., Vitushkin L.F, International symposium "Terrestrial Gravimetry: Static and Mobile Measurements", Meas. Tech., 2008, 51(3), 336-338  
  Petit G., Jiang Z., GPS All in View time transfer for TAI computation, Metrologia, 2008, 45(1), 35-45  
  Petit G., Jiang Z., Precise point positioning for TAI computation, Int. J. Navig. Obs., 2008, 2008, 562878, 8 pp  
  Petit G., Klioner S., Does relativistic time dilation contribute to the divergence of Universal Time and Ephemeris Time?, Astron J., 2008, 136, 1909-1912  
  Vitushkin L., Measurement standards in gravimetry, Proc. TGSMM-2007, State Research Centre of Russia Electropribor, St Petersburg, 2008, 98-105  
  Vitushkin L., Orlov O., Nalivaev V., Test measurements of free-fall acceleration using the FG5-108 gravimeter with a compact diode-pumped solid-state Nd:YVO4/KTP/I2 laser at a wavelength of 532 nm, Proc. TGSMM-2007, State Research Centre of Russia Electropribor, St Petersburg, 2008, 143-146  
  Vitushkin L., Wolf P., Vitushkin A., A proposal for the measurement of the gravitational constant using the attraction between two freely moving discs, Proc. TGSMM-2007, State Research Centre of Russia Electropribor, St Petersburg, 2008, 259-263  
Summary
International reference time scales
TAI and UTC: Circular T  
Rapid UTC (UTCr)  
TT(BIPM)
Time transfer
Time services
Time publications
International cooperation and coordination
Staff of the BIPM Time Department
Director's Report 2012