CIRCULAR T 422 ISSN 1143-1393
2023 MARCH 09, 16h UTC
BUREAU INTERNATIONAL DES POIDS ET MESURES
THE INTERGOVERNMENTAL ORGANIZATION ESTABLISHED BY THE METRE CONVENTION
PAVILLON DE BRETEUIL F-92312 SEVRES CEDEX TEL. +33 1 45 07 70 70 tai@bipm.org

The contents of the sections of BIPM Circular T are fully described in the document " Explanatory supplement to BIPM Circular T "
available at https://webtai.bipm.org/ftp/pub/tai/other-products/notes/explanatory_supplement_v0.6.pdf

1 - Difference between UTC and its local realizations UTC(k) and corresponding uncertainties. From 2017 January 1, 0h UTC, TAI-UTC = 37 s.
Date 2023 0h UTC JAN 30 FEB 4 FEB 9 FEB 14 FEB 19 FEB 24 Uncertainty/ns Notes
MJD 59974 59979 59984 59989 59994 59999 uA uB u
Laboratory k [UTC-UTC(k)]/ns
AGGO (La Plata) 1084.8 1075.2 1069.9 1038.4 1048.6 1035.9 0.7 2.9 3.0
AOS (Borowiec) 3.9 4.0 3.5 3.0 2.4 2.3 0.3 3.4 3.4
APL (Laurel) -0.7 -0.4 -0.2 0.6 0.2 0.7 0.3 19.2 19.2
AUS (Sydney) -534.0 -527.5 -533.5 -524.0 -504.0 -497.4 0.3 2.9 2.9 (1)
BEV (Wien) -15.0 -27.5 -16.7 -1.4 -3.5 4.5 0.3 2.9 2.9
BFKH (Budapest) 6631.8 6669.7 - - - 6806.8 1.5 20.0 20.1
BIM (Sofiya) 17347.0 17387.7 17432.4 17493.4 17540.5 17574.8 0.3 7.3 7.3
BIRM (Beijing) 5.5 4.2 1.6 -1.8 -1.2 0.9 0.3 3.3 3.3
BY (Minsk) 2.2 2.0 0.5 -1.1 -2.5 -2.3 1.5 3.1 3.4
CAO (Cagliari) -2160.4 -2268.4 -2382.8 -2497.5 -2611.2 -2732.5 1.5 20.0 20.1
CH (Bern-Wabern) -1.3 -0.7 -0.7 -0.9 -1.7 -2.7 0.3 1.8 1.8
CNES (Toulouse) -2.0 -2.9 -2.6 -4.1 -4.5 -3.6 0.3 2.9 2.9
CNM (Queretaro) -2.7 1.0 3.2 -2.0 -5.5 -2.4 1.5 4.1 4.4
CNMP (Panama) -1.1 -0.1 -4.4 -0.3 -0.9 -2.8 0.3 5.4 5.4
DFM (Horsholm) -10.5 -12.7 -14.8 -17.8 -20.5 -23.1 0.3 2.9 2.9
DFNT (Tunis) 7766.7 7861.7 7960.6 8052.1 8147.4 8233.9 0.7 20.0 20.0
DLR (Oberpfaffenhofen) -1.6 -6.1 -9.3 -8.4 -7.2 -6.7 0.3 2.9 2.9
DMDM (Belgrade) -13.4 -8.7 0.4 9.7 4.9 6.5 0.3 3.7 3.8
DTAG (Frankfurt/M) -4.8 -1.2 2.1 5.3 7.3 7.9 0.3 3.2 3.2
EIM (Thessaloniki) - - - - - -
ESA (Noordwijk) 2.2 1.9 1.4 0.3 -0.6 -1.1 0.3 2.8 2.8
HKO (Hong Kong) 990.8 47.1 53.2 57.6 77.3 87.2 0.3 3.5 3.5 (2)
ICE (San Jose) -66.7 -45.1 -0.1 -21.8 8.2 22.4 3.5 7.4 8.2
IDN (Serpong-Tangerang) 987.2 1003.0 1005.5 1000.8 1021.9 1016.9 0.3 3.3 3.3
IFAG (Wettzell) -835.4 -842.5 -844.4 -841.4 -831.6 -831.3 0.3 2.9 2.9
IGNA (Buenos Aires) -1075.9 -1145.2 -1218.9 -1281.0 -1357.1 -1437.0 0.3 20.0 20.0
IMBH (Sarajevo) -4.9 0.0 -0.9 -0.8 -1.1 2.8 0.3 2.9 2.9
INCP (Lima) - - 91.9 205.9 331.7 444.3 5.0 20.0 20.6
INM (Bogota D.C.) 12.3 24.3 26.6 37.2 48.2 57.8 1.5 20.0 20.1
INPL (Jerusalem) 15.1 15.1 19.2 17.2 3.6 -3.9 0.3 7.5 7.5
INTI (Buenos Aires) 198.5 191.6 196.9 185.6 189.4 181.6 0.3 3.2 3.2
INXE (Rio de Janeiro) -5.6 -17.7 -11.2 -18.9 -10.4 -8.9 0.3 3.1 3.1
IPQ (Caparica) 717.2 716.1 720.4 728.9 - 754.6 0.3 2.9 2.9
IT (Torino) 0.7 -0.4 -1.2 -2.5 -2.6 -1.6 0.3 1.9 2.0
JATC (Lintong) 1.1 1.0 1.0 0.5 0.4 0.5 0.3 3.4 3.4
JV (Kjeller) 3.5 3.5 1.9 1.0 1.4 1.5 0.3 4.6 4.6
KRIS (Daejeon) 1.8 -1.6 -1.1 -1.0 -1.0 -0.5 0.3 2.9 2.9 (3)
KZ (Astana) -0.2 -0.6 -1.0 -2.2 -3.0 -3.1 0.7 4.2 4.3
LRTE (Sao Carlos) - -1.4 -2.9 7.7 -5.7 2.4 0.7 20.0 20.0
LT (Vilnius) 565.5 570.3 574.1 592.3 594.7 563.6 0.3 3.4 3.4
LUX (Belvaux) 14.0 3.0 10.1 5.3 4.2 -0.3 0.3 2.9 2.9
MASM (Bayanzurkh) -770.2 -790.5 -818.0 -842.1 -872.6 -903.0 0.3 3.3 3.3
MBM (Podgorica) - - - - - -
MIKE (Espoo) -1.1 0.0 0.3 1.0 1.3 1.6 0.3 3.0 3.0
MSL (Lower Hutt) 25.1 38.4 44.5 37.2 46.9 53.3 0.7 2.9 3.0 (4)
MTC (Makkah) -3119.1 -3132.2 -3146.4 -3164.2 -3182.6 -3192.3 1.0 7.9 7.9
NAO (Mizusawa) -354.4 -364.0 -379.6 -389.0 -391.0 -395.7 2.0 20.0 20.1
NICT (Tokyo) 0.7 0.8 0.8 0.0 -1.0 -0.4 0.3 2.0 2.1
NIM (Beijing) 2.0 2.4 2.1 1.3 1.1 0.9 0.3 2.1 2.1
NIMB (Bucharest) 96.5 188.3 273.8 274.6 272.8 265.0 1.5 7.7 7.8
NIMT (Pathumthani) 27.2 24.3 16.5 6.3 3.7 7.7 0.3 2.9 2.9
NIS (Cairo) -6.7 0.9 9.0 15.2 20.7 31.1 0.3 7.2 7.2
NIST (Boulder) 1.1 0.7 -0.3 -1.5 -1.8 -2.0 0.5 2.7 2.7
NMIJ (Tsukuba) 51.1 48.7 45.9 43.6 41.4 39.6 0.3 2.8 2.9
NMLS (Sepang) -38.9 -69.0 -99.1 -125.5 -158.9 -192.0 0.7 3.7 3.8
NPL (Teddington) -2.4 -3.2 -3.9 -1.6 -1.4 -0.5 0.3 1.8 1.8
NPLI (New-Delhi) 1.6 1.5 1.2 0.5 0.1 0.0 0.3 3.3 3.4
NRC (Ottawa) -8.9 -10.2 -10.0 -9.1 -7.9 -7.8 0.3 3.5 3.6
NRL (Washington DC) 0.7 1.5 3.0 2.2 0.5 -0.4 0.3 20.0 20.0
NSAI (Dublin) 8.2 7.1 9.1 9.2 13.6 8.7 0.4 7.3 7.3
NTSC (Lintong) 0.8 0.6 0.4 0.1 0.1 0.3 0.3 3.1 3.1
ONBA (Buenos Aires) 2541.9 2560.0 2565.5 2569.2 2582.7 2586.7 2.0 11.2 11.4
ONRJ (Rio de Janeiro) 4.3 4.0 4.9 2.6 1.1 1.4 0.3 3.0 3.0
OP (Paris) 1.8 1.6 1.7 0.8 1.0 0.9 0.3 1.7 1.7
ORB (Bruxelles) 2.9 3.8 2.9 3.3 3.1 2.3 0.3 3.0 3.0
PL (Warszawa) 4.0 3.2 1.8 0.6 -0.3 -1.4 0.7 2.9 3.0
PTB (Braunschweig) 1.2 0.9 1.0 0.7 0.5 0.4 0.1 1.0 1.0
ROA (San Fernando) -0.6 -0.8 -1.3 -1.4 -1.2 -2.3 0.5 1.8 1.9
SASO (Riyadh) -388.2 -389.2 -387.7 -392.0 -402.7 -417.1 0.3 3.5 3.5
SCL (Hong Kong) 47.3 39.9 38.1 37.8 43.8 50.1 0.3 3.5 3.5
SG (Singapore) 17.3 -1.3 8.3 6.1 9.6 6.8 0.3 3.3 3.3
SIQ (Ljubljana) -15.9 -29.6 -25.7 -18.0 -17.7 -6.1 0.3 3.9 3.9
SL (Colombo) - - - - - -
SMD (Bruxelles) 1.7 1.3 1.9 1.8 1.6 1.7 0.3 3.5 3.5
SMU (Bratislava) 307.3 312.0 295.7 280.3 279.4 - 1.5 12.2 12.3
SP (Boras) 0.0 0.1 0.2 -0.1 -0.2 -0.3 0.3 1.9 1.9
SU (Moskva) 2.3 0.0 -0.6 -0.4 -0.2 -0.6 0.6 1.8 1.9 (5)
TL (Chung-Li) 1.4 0.0 -0.4 -0.6 -0.2 -0.5 0.3 2.1 2.2
TP (Praha) 48.4 42.1 39.6 35.5 34.6 25.7 0.3 2.9 2.9
UA (Kharkiv) -12.0 11.1 14.9 16.6 -7.2 4.0 1.5 7.4 7.5
UAE (Abu Dhabi) 23.1 29.3 26.0 32.7 25.5 24.0 7.5 4.6 8.8
UME (Gebze-Kocaeli) 0.4 -0.7 -0.6 -0.2 1.0 1.0 0.3 3.7 3.7
USNO (Washington DC) -0.4 -0.3 -0.4 0.1 -0.1 0.2 0.3 1.8 1.9
VMI (Ha Noi) -20.9 -17.3 -10.2 -0.9 3.4 5.6 0.4 2.9 2.9
VSL (Delft) 1.7 -6.2 -9.4 -15.5 -12.8 -9.8 0.3 1.7 1.8
ZA (Pretoria) 0.7 -3.8 -6.5 -9.1 -3.7 -3.1 1.0 3.2 3.4
- Notes on section 1:
(1) AUS : Time step of UTC(AUS) of -2.1 ns on MJD 59976 due to calibration.
(2) HKO : Time step of UTC(HKO) of +950 ns on MJD 59974.08.
(3) KRIS : Apparent time step of UTC(KRIS) of about +4.2 ns between MJD 59979 and 59979 due to calibration and change of receiver.
(4) MSL : Time step of UTC(MSL) of -1.4 ns on MJD 59976 due to calibration.
(5) SU : Time step of UTC(SU) of +2.0 ns on MJD 59977 due to calibration.

2 - Difference between the normalized frequencies of EAL and TAI.
Interval of validity f(EAL)-f(TAI)
Steering correction 59974 - 59999 6.498x10-13 (2023 JAN 30 - 2023 FEB 24)
New correction 59999 - 60034 6.498x10-13 (2023 FEB 24 - 2023 MAR 31)
New correction foreseen 60034 - 60064 6.498x10-13 (2023 MAR 31 - 2023 APR 30)

3 - Duration of the TAI scale interval d.

Table 1: Estimate of d by individual PSFS measurements and corresponding uncertainty.
All values are expressed in 10-15 and are valid only for the stated period of estimation.
Standard Period of d uA uB uA/Lab uB/Lab ul/Tai u uSrep Ref(uS) Ref(uB) uB(Ref) Uptime LastRep Nrep3y Steer Note
Estimation %
PTB-CS1 59974 59999 -9.22 8.00 8.00 0.00 0.00 0.12 11.31 PFS/NA T148 8.00 100.0 T421 34 Y (1)
PTB-CS2 59974 59999 -8.76 5.00 12.00 0.00 0.00 0.12 13.00 PFS/NA T148 12.00 100.0 T421 36 Y (1)
IT-Yb1 59974 59999 -0.30 0.00 0.02 0.11 0.02 0.23 0.26 0.19 [1] T383 0.03 29.4 T421 17 Y (2)
NIM5 59979 59999 -1.05 0.43 0.90 0.10 0.01 0.28 1.04 PFS/NA T340 1.40 99.9 T421 22 Y (3)
NIST-Yb1 59949 59974 -0.46 0.01 0.01 0.41 0.03 0.38 0.56 0.19 [1] T374 0.01 4.7 T399 2 Y (4)
NIST-Yb1 59974 59999 0.47 0.01 0.01 0.40 0.03 0.38 0.56 0.19 [1] T374 0.01 5.0 T399 2 Y (4)
NPL-CsF2 59959 59974 0.30 0.14 0.42 0.11 0.05 0.37 0.59 PFS/NA T284 0.23 90.2 T419 33 Y (5)
NPL-CsF2 59974 59999 -0.19 0.10 0.21 0.18 0.03 0.23 0.38 PFS/NA T284 0.23 83.4 T419 33 Y (5)
NRC-FCs2 59974 59999 0.00 0.16 0.22 0.14 0.00 0.23 0.38 PFS/NA T389 0.23 73.0 T421 41 Y (6)
SYRTE-FO1 59974 59999 -0.05 0.20 0.46 0.14 0.00 0.23 0.57 PFS/NA T301 0.37 49.8 T421 24 Y (7)
SYRTE-FO2 59974 59999 0.07 0.20 0.37 0.08 0.00 0.23 0.49 PFS/NA T301 0.23 68.1 T421 35 Y (7)
SYRTE-FOM 59979 59999 -0.11 0.30 0.50 0.15 0.00 0.28 0.66 PFS/NA T372 0.70 56.7 T421 13 Y (7)
SYRTE-FORb 59974 59984 -0.79 0.25 0.58 0.11 0.00 0.53 0.83 0.34 [1] T328 0.34 45.6 T421 33 Y (7)
PTB-CSF1 59974 59999 -0.01 0.08 0.39 0.04 0.00 0.12 0.42 PFS/NA T371 0.27 96.4 T421 29 Y (8)
PTB-CSF2 59974 59999 -0.02 0.11 0.17 0.04 0.00 0.12 0.24 PFS/NA T370 0.17 96.6 T421 40 Y (8)
SU-CsFO2 59979 59999 0.03 0.44 0.22 0.26 0.00 0.56 0.79 PFS/NA T315 0.50 64.0 T421 32 Y (9)

Notes:
(1) Continuously operating as a clock participating to TAI
(2) Report dated 28 FEB. 2023 by INRIM
(3) Report dated 07 MAR. 2023 by NIM
(4) Report dated 06 MAR. 2023 by NIST
(5) Report dated 04 MAR. 2023 by NPL
(6) Report dated 28 FEB. 2023 by NRC
(7) Report dated 01 MAR. 2023 by LNE-SYRTE
(8) Report dated 02 MAR. 2023 by PTB
(9) Report dated 09 MAR. 2023 by SU
[1] CCTF Recommendation PSFS-2 (2021),22nd meeting (session II online),
available at https://www.bipm.org/en/committees/cc/cctf/22-_2-2021

Table 2: Estimate of d by the BIPM based on all PSFS measurements identified to be used for TAI steering
over the period MJD 59614-59999, and corresponding uncertainties.

Period of estimation d u
59974-59999 -0.08x10-15 0.12x10-15 (2023 JAN 30 - 2023 FEB 24)

4 - Relations of UTC and TAI with predictions of UTC(k) disseminated by GNSS.

[UTC-UTC(USNO)_GPS] = C0', [TAI-UTC(USNO)_GPS] = 37 s + C0'
[UTC-UTC(SU)_GLONASS]= C1', [TAI-UTC(SU)_GLONASS]= 37 s + C1'

For this edition of Circular T, σ0'= 0.8 ns, σ1'= 6.8 ns

2023 0h UTC MJD C0'/ns N0 C1'/ns N1'
JAN 30 59974 1.2 81 38.5 87
JAN 31 59975 2.9 89 38.0 89
FEB 1 59976 0.5 81 38.4 89
FEB 2 59977 -1.0 81 39.3 82
FEB 3 59978 0.8 81 40.5 89
FEB 4 59979 1.1 89 40.3 88
FEB 5 59980 0.6 82 40.9 87
FEB 6 59981 -0.1 81 42.6 88
FEB 7 59982 1.5 81 39.9 88
FEB 8 59983 1.8 82 36.4 88
FEB 9 59984 -0.6 87 35.6 89
FEB 10 59985 -1.2 81 33.5 86
FEB 11 59986 0.3 81 33.3 82
FEB 12 59987 1.2 82 34.6 76
FEB 13 59988 0.1 82 36.6 82
FEB 14 59989 -1.3 81 39.8 85
FEB 15 59990 -2.1 81 42.2 83
FEB 16 59991 1.2 88 44.1 87
FEB 17 59992 1.0 81 43.3 84
FEB 18 59993 -1.2 85 41.3 84
FEB 19 59994 -1.6 84 40.6 88
FEB 20 59995 0.3 82 38.3 87
FEB 21 59996 1.4 83 36.6 86
FEB 22 59997 0.5 80 37.4 89
FEB 23 59998 1.4 88 37.5 86
FEB 24 59999 1.2 89 39.3 90

5 - Time links used for the computation of TAI, calibrations information and corresponding uncertainties.

Link Type Equipment Cal_ID1 / Cal_ID2 uStb/ns uCal/ns uAg/ns Al/ns YYMM
AGGO/PTB GPS P3 TC_2 /PT13 1014-2021 / 1001-2020 0.7 2.7 0.9
AOS /PTB GPSPPP AO_4 /PT13 1014-2018 / 1001-2020 0.3 3.2 1.9
APL /PTB GPSPPP AP04 /PT13 NC / 1001-2020 0.3 20.0
AUS /PTB GPSPPP AU04 /PT13 1015-2021 / 1001-2020 0.3 2.7 0.9
BEV /PTB GPSPPP BE1_ /PT13 1016-2021 / 1001-2020 0.3 2.7 0.9
BFKH/PTB GPS MC MK01 /PT13 NC / 1001-2020 1.5 20.0
BIM /PTB GPSPPP BM51 /PT13 2007-2019 / 1001-2020 0.3 7.2 1.8
BIRM/PTB GPSPPP BI41 /PT13 1016-2018 / 1001-2020 0.3 3.1 1.8
BY /PTB GPS MC BY46 /PT13 1020-2021 / 1001-2020 1.5 2.9 0.9
CAO /PTB GPS MC CA__ /PT13 NC / 1001-2020 1.5 20.0
CNES/PTB GPSPPP CS22 /PT13 1012-2021 / 1001-2020 0.3 2.7 0.9
CNM /PTB GPS MC CN00 /PT13 NA_Al / 1001-2020 1.5 4.0 2.4 -27.3 0804
CNMP/PTB GPSPPP MP1_ /PT13 1011-2017 / 1001-2020 0.3 5.3 2.4
DFM /PTB GPSPPP DK01 /PT13 1017-2022 / 1001-2020 0.3 2.7 0.9
DFNT/PTB GPS P3 DN__ /PT13 NC_Al / 1001-2020 0.7 20.0 10.3 1507
DLR /PTB GPSPPP DL05 /PT13 1016-2021 / 1001-2020 0.3 2.7 0.9
DMDM/PTB GPSPPP ZM68 /PT13 1011-2016 / 1001-2020 0.3 3.6 2.6
DTAG/PTB GPSPPP DT05 /PT13 1012-2019 / 1001-2020 0.3 3.0 1.6
EIM /PTB NL
ESA /PTB GPSPPP ES07 /PT13 1014-2022 / 1001-2020 0.3 2.7 0.9
HKO /PTB GPSPPP HKO1 /PT13 1011-2018 / 1001-2020 0.3 3.3 2.1
ICE /PTB GPS MC CE1_ /PT13 NA_Al / 1001-2020 3.5 7.3 1.7 -16.5 2111
IDN /PTB GPSPPP KI01 /PT13 1017-2018 / 1001-2020 0.3 3.1 1.8
IFAG/PTB GPSPPP IF20 /PT13 1014-2020 / 1001-2020 0.3 2.7 1.1
IGNA/PTB GPSPPP IG02 /PT13 NC_Al / 1001-2020 0.3 20.0 -7.0 2106
IMBH/PTB GPSPPP BH02 /PT13 1013-2022 / 1001-2020 0.3 2.7 0.9
INCP/PTB GPS MC CP__ /PT13 NC / 1001-2020 5.0 20.0
INM /PTB GPS MC IC__ /PT13 NC / 1001-2020 1.5 20.0
INPL/PTB GPSPPP IL06 /PT13 2003-2016 / 1001-2020 0.3 7.4 2.5
INTI/PTB GPSPPP INTI /PT13 1014-2021 / 1001-2020 0.3 3.0 0.9
INXE/PTB GPSPPP NXRA /PT13 1012-2020 / 1001-2020 0.3 2.9 1.4
IPQ /PTB GPSPPP IP05 /PT13 1017-2021 / 1001-2020 0.3 2.7 0.9
JATC/PTB GPSPPP JA01 /PT13 1201-2018 / 1001-2020 0.3 3.2 2.0
JV /PTB GPSPPP JV02 /PT13 1101-2017 / 1001-2020 0.3 4.5 2.1
KRIS/PTB GPSPPP KRP1 /PT13 1015-2021 / 1001-2020 0.3 2.7 0.9
KZ /PTB GPS P3 KZ04 /PT13 1202-2021 / 1001-2020 0.7 4.1 0.9
LRTE/PTB GPS P3 LRRC /PT13 NC / 1001-2020 0.7 20.0
LT /PTB GPSPPP LT02 /PT13 1014-2018 / 1001-2020 0.3 3.2 2.0
LUX /PTB GPSPPP LU02 /PT13 1012-2021 / 1001-2020 0.3 2.7 0.9
MASM/PTB GPSPPP MN__ /PT13 1019-2018 / 1001-2020 0.3 3.1 1.9
MBM /PTB NL
MIKE/PTB GPSPPP MI04 /PT13 1016-2019 / 1001-2020 0.3 2.9 1.5
MSL /PTB GPS P3 MS01 /PT13 1015-2021 / 1001-2020 0.7 2.7 0.9
MTC /PTB GPS P3 MC02 /PT13 NA_Al / 1001-2020 1.0 7.8 3.3 32.6 1411
NAO /PTB GPS MC NAT2 /PT13 NC / 1001-2020 2.0 20.0
NICT/PTB GPSPPP NC4S /PT13 1001-2020 / 1001-2020 0.3 1.9 1.2
NIM /PTB GPSPPP IM03 /PT13 1001-2020 / 1001-2020 0.3 1.9 1.1
NIMB/PTB GPS MC MB02 /PT13 2001-2015 / 1001-2020 1.5 7.6 2.9
NIMT/PTB GPSPPP MTTI /PT13 1016-2022 / 1001-2020 0.3 2.7 0.9
NIS /PTB GPSPPP IS_5 /PT13 2001-2021 / 1001-2020 0.3 7.1 0.9
NMIJ/PTB GPSPPP NM0E /PT13 1015-2022 / 1001-2020 0.3 2.7 0.9
NMLS/PTB GPS P3 LSM2 /PT13 NA_Al / 1001-2020 0.7 3.6 2.4 -13.7 2211
NPLI/PTB GPSPPP LI2P /PT13 1013-2018 / 1001-2020 0.3 3.3 2.1
NRC /PTB GPSPPP NRCC /PT13 1019-2017 / 1001-2020 0.3 3.4 2.2
NRL /PTB GPSPPP RL2_ /PT13 NC / 1001-2020 0.3 20.0
NSAI/PTB GPSPPP IE01 /PT13 2022-2019 / 1001-2020 0.4 7.2 1.5
NTSC/PTB GPSPPP NT04 /PT13 1016-2018 / 1001-2020 0.3 3.2 1.8
ONBA/PTB GPS MC ON__ /PT13 1002-2004 / 1001-2020 2.0 11.2 10.0
ONRJ/PTB GPSPPP RJ03 /PT13 1012-2020 / 1001-2020 0.3 2.8 1.3
ORB /PTB GPSPPP OR5Z /PT13 1011-2020 / 1001-2020 0.3 2.8 1.3
PL /PTB GPS P3 PL_3 /PT13 1301-2021 / 1001-2020 0.7 2.9 0.9
SASO/PTB GPSPPP SAS0 /PT13 1020-2017 / 1001-2020 0.3 3.3 2.2
SCL /PTB GPSPPP SC05 /PT13 1011-2018 / 1001-2020 0.3 3.3 2.1
SG /PTB GPSPPP SG01 /PT13 1019-2018 / 1001-2020 0.3 3.1 1.8
SIQ /PTB GPSPPP SI01 /PT13 1013-2019 / 1001-2020 0.3 3.8 1.4
SL NL
SMD /PTB GPSPPP SD01 /PT13 1014-2017 / 1001-2020 0.3 3.4 2.4
SMU /PTB GPS MC SM00 /PT13 NA_Al / 1001-2020 1.5 12.2 10.0 57.8 0908
SU /PTB GPS P3 SU31 /PT13 1001-2020 / 1001-2020 0.7 1.8 0.9
TL /PTB GPSPPP TLT1 /PT13 1001-2020 / 1001-2020 0.3 1.9 1.1
TP /PTB GPSPPP TP01 /PT13 1013-2021 / 1001-2020 0.3 2.7 0.9
UA /PTB GPS MC UA05 /PT13 2003-2018 / 1001-2020 1.5 7.3 2.0
UAE /PTB GPS MC AE__ /PT13 1019-2021 / 1001-2020 7.5 4.5 0.9
UME /PTB GPSPPP UM01 /PT13 1011-2016 / 1001-2020 0.3 3.6 2.6
VMI /PTB GPSPPP VM02 /PT13 1011-2022 / 1001-2020 0.4 2.7 0.9
ZA /PTB GPS P3 ZA02 /PT13 1018-2018 / 1001-2020 1.0 3.1 1.9
Link Type Equipment Cal_ID uStb/ns uCal/ns uAg/ns Al/ns YYMM
CH /PTB TWGPPP CH01 /PTB05 0543-2021 0.3 1.5 0.9
IT /PTB TWGPPP IT01 /PTB05 0584-2022 0.3 1.7 1.0
NIST/PTB TWSTFT NIST01/PTB05 0533-2021 0.5 2.5 1.9
NPL /PTB TWGPPP NPL02 /PTB05 0550-2021 0.3 1.5 0.9
OP /PTB TWSDRR OP51 /PTB55 0546-2021 0.3 1.4 1.0
ROA /PTB TWSTFT ROA01 /PTB05 0547-2021 0.5 1.5 1.0
SP /PTB TWGPPP SP01 /PTB05 0548-2021 0.3 1.7 1.0
USNO/PTB TWGPPP USNO01/PTB05 0534-2021 0.3 1.9 1.6
VSL /PTB TWGPPP VSL01 /PTB05 0549-2021 0.3 1.4 0.9