CIRCULAR T 411 ISSN 1143-1393
2022 APRIL 11, 11h 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 2022 0h UTC FEB 24 MAR 1 MAR 6 MAR 11 MAR 16 MAR 21 MAR 26 MAR 31 Uncertainty/ns Notes
MJD 59634 59639 59644 59649 59654 59659 59664 59669 uA uB u
Laboratory k [UTC-UTC(k)]/ns
AGGO (La Plata) 484.1 486.4 510.1 490.4 500.7 524.1 518.0 545.4 1.0 20.0 20.0
AOS (Borowiec) -5.5 -5.0 -4.8 -4.3 -3.9 -3.6 -3.3 -3.0 0.3 3.1 3.1
APL (Laurel) -0.2 -0.8 -1.2 -2.6 0.5 0.2 -0.4 -0.2 0.3 19.7 19.7
AUS (Sydney) -526.0 -517.3 -521.3 -520.5 -537.9 -536.2 -540.4 -539.4 0.3 11.2 11.2
BEV (Wien) 23.0 15.0 7.0 8.3 3.3 -10.6 -11.2 -14.1 0.3 2.6 2.6
BFKH (Budapest) 4338.0 4369.5 4396.9 4429.6 4463.1 4495.1 4530.9 4569.6 1.5 20.0 20.1
BIM (Sofiya) 15890.8 15918.5 15942.6 15947.0 15961.3 15961.3 15990.7 16011.5 0.3 7.1 7.1
BIRM (Beijing) 5.3 4.5 -4.2 -5.2 - 4.9 4.3 0.0 0.5 3.0 3.0
BOM (Skopje) - - - - - - - -
BY (Minsk) -0.6 -0.6 -0.1 -0.4 -0.6 -0.5 0.0 0.5 1.5 2.8 3.2
CAO (Cagliari) -34038.2 -34152.7 -34263.9 -34378.8 -34494.4 -34612.9 -34718.2 - 1.5 20.0 20.1
CH (Bern-Wabern) -0.1 1.1 1.1 0.9 0.7 0.0 -0.9 -1.4 0.3 1.5 1.6
CNES (Toulouse) -3.9 -3.9 -1.9 1.9 4.4 -0.8 -6.5 -11.1 0.3 2.6 2.6
CNM (Queretaro) -4.3 -5.6 7.2 6.9 4.2 6.8 4.8 0.7 1.5 4.0 4.2
CNMP (Panama) 16.1 14.7 21.0 9.7 6.4 0.5 16.4 17.5 0.7 5.1 5.2
DFNT (Tunis) 1097.2 1195.0 1285.0 1387.7 1481.7 1584.7 1692.4 1793.2 0.7 20.0 20.0
DLR (Oberpfaffenhofen) -0.1 -3.0 -5.7 -6.5 -6.9 -8.1 -8.2 -7.8 0.7 2.6 2.7
DMDM (Belgrade) -12.2 -21.1 -13.0 -6.6 1.0 5.8 21.9 25.7 0.3 3.5 3.5
DTAG (Frankfurt/M) -24.9 -23.5 -32.4 -49.8 -61.2 -56.1 -54.8 -47.9 0.3 3.0 3.0
EIM (Thessaloniki) 4.9 8.0 7.7 12.1 3.3 5.0 15.4 7.1 4.0 11.2 11.9
ESA (Noordwijk) -2.1 -1.2 -0.8 -0.5 -0.2 -0.2 -0.7 -0.8 0.3 2.7 2.7
HKO (Hong Kong) 64.9 78.9 75.2 77.6 80.3 86.3 92.0 100.0 0.7 3.2 3.2
ICE (San Jose) 95.1 110.2 101.3 94.4 89.6 100.8 103.7 98.9 2.5 7.2 7.7
IDN (Serpong-Tangerang) 1519.6 1528.0 1531.4 1555.5 1599.9 1599.5 1637.8 1659.8 0.3 3.0 3.0
IFAG (Wettzell) -819.4 -814.1 -810.1 -809.8 -806.4 -814.1 -820.7 -829.4 0.3 2.7 2.7
IGNA (Buenos Aires) -8.6 -96.2 -240.6 -377.0 -518.5 -669.9 -822.9 -962.0 0.3 20.0 20.0
IMBH (Sarajevo) 0.9 0.6 1.9 0.5 1.2 0.9 1.7 1.9 0.7 3.0 3.1
INCP (Lima) 625.2 58.1 185.8 280.5 - 1020.1 1141.0 1246.3 5.0 20.0 20.6 (1)
INM (Bogota D.C.) 477.5 481.7 497.2 504.5 519.0 546.4 549.0 534.5 1.5 20.0 20.1
INPL (Jerusalem) -94.4 7.6 8.4 11.3 8.5 11.9 13.8 10.6 0.3 7.3 7.3 (2)
INTI (Buenos Aires) 243.9 221.9 225.8 241.9 234.2 231.9 216.7 213.4 0.3 20.0 20.0
INXE (Rio de Janeiro) -38.4 -5.2 4.1 -1.9 -1.0 -1.6 -4.5 -11.8 0.3 2.8 2.8
IPQ (Caparica) 312.7 324.6 333.9 345.8 354.5 360.4 369.2 377.0 0.4 2.6 2.6
IT (Torino) -1.7 -1.1 -0.7 -0.1 0.2 0.8 0.6 0.3 0.3 1.7 1.7
JATC (Lintong) 1.3 1.0 1.1 1.3 1.3 1.0 0.8 0.8 0.3 3.1 3.1
JV (Kjeller) -88.1 -95.9 -93.6 -89.5 -75.4 -80.5 -79.2 -72.0 0.3 4.4 4.5
KRIS (Daejeon) 2.4 2.0 2.0 1.7 1.5 1.7 1.7 1.5 0.3 3.3 3.3
KZ (Astana) 1.0 1.0 1.0 1.0 0.9 0.5 0.9 0.8 0.7 4.1 4.1
LRTE (Sao Carlos) 5.5 -4.9 -0.1 13.6 4.8 4.5 -0.7 8.1 0.3 20.0 20.0
LT (Vilnius) 608.2 586.7 575.4 586.8 568.1 577.0 588.2 573.5 0.3 3.1 3.1
LUX (Belvaux) 1.6 1.0 3.1 6.9 7.7 5.4 11.1 14.5 0.3 2.6 2.6
MASM (Bayanzurkh) -330.8 -333.8 -328.1 -322.6 -317.9 -325.8 -320.2 -330.5 0.3 3.1 3.1
MBM (Podgorica) 429.9 424.5 429.1 424.0 435.8 437.8 440.0 444.4 0.3 20.0 20.0
MIKE (Espoo) 16.0 14.8 13.4 12.1 10.5 9.2 8.3 7.4 0.3 2.7 2.7
MSL (Lower Hutt) -17.3 -17.6 -24.7 -36.3 -43.0 -27.2 -10.5 4.8 1.5 20.0 20.1
NAO (Mizusawa) 301.2 296.7 291.6 287.8 281.3 277.4 278.4 271.9 2.0 20.0 20.1
NICT (Tokyo) -1.1 -2.6 -2.8 -3.0 -3.5 -2.4 -1.5 -0.9 0.3 1.7 1.7
NIM (Beijing) -1.6 -1.4 -1.1 -0.8 -0.7 -0.7 -0.8 -1.2 0.3 1.7 1.7
NIMB (Bucharest) 913.3 1001.9 985.0 952.5 930.2 909.1 881.5 861.3 0.3 7.5 7.5
NIMT (Pathumthani) 26.7 33.2 37.2 45.5 51.7 53.9 55.3 61.3 0.3 20.0 20.0
NIS (Cairo) -58.1 -85.3 -86.3 -77.6 -76.2 -76.2 -69.6 -69.4 0.7 7.0 7.1 (3)
NIST (Boulder) -1.2 -0.4 -0.2 0.2 0.7 0.3 -0.5 -1.4 0.3 2.4 2.5
NMIJ (Tsukuba) -6.7 -8.4 -10.6 -10.6 -11.5 -12.5 -13.0 -14.2 0.3 3.4 3.4
NMLS (Sepang) -279.0 -202.2 -110.9 -23.6 64.6 154.8 196.6 57.3 1.5 3.5 3.8
NPL (Teddington) 1.3 2.0 2.7 0.4 2.0 1.4 1.3 0.6 0.3 1.6 1.6
NPLI (New-Delhi) -1.1 -1.3 -1.5 -1.7 -1.8 -1.9 -2.0 -1.9 0.3 3.1 3.1
NRC (Ottawa) -2.3 -2.0 -1.8 -1.8 -1.7 -1.8 -1.9 -1.8 0.3 3.2 3.2
NRL (Washington DC) 0.2 2.5 1.4 0.8 -2.7 -2.0 3.3 2.2 0.3 20.0 20.0
NSAI (Dublin) -234.2 -234.1 -230.3 -230.4 -222.6 -231.7 -230.8 -225.2 0.5 7.1 7.1
NTSC (Lintong) -0.2 -0.2 0.0 0.5 0.2 0.1 -0.3 -0.3 0.3 2.9 2.9
ONBA (Buenos Aires) 1682.8 1694.9 1687.9 1694.7 1701.7 1726.7 1732.0 1756.6 2.0 11.2 11.4
ONRJ (Rio de Janeiro) 7.9 3.1 1.8 1.5 -0.7 4.4 -0.9 4.8 0.3 20.0 20.0
OP (Paris) -0.5 -0.6 -0.6 -0.5 -0.5 -0.4 -0.3 0.0 0.3 1.3 1.3
ORB (Bruxelles) 1.4 1.6 1.9 1.8 1.2 0.6 0.1 -0.5 0.3 2.8 2.8
PL (Warszawa) 7.6 6.5 5.4 4.2 3.3 2.4 2.3 2.3 0.3 2.9 2.9
PTB (Braunschweig) 0.9 0.9 1.0 1.0 1.3 1.2 1.2 1.2 0.1 0.7 0.7
ROA (San Fernando) -0.9 -1.2 -1.7 -1.3 -0.5 -0.6 -0.9 -0.7 0.3 1.5 1.5
SASO (Riyadh) -2950.9 -2958.0 -2972.1 -2979.6 -2988.0 -2992.9 -3006.3 -3026.0 0.4 3.2 3.2
SCL (Hong Kong) 2.0 2.5 8.1 7.9 8.5 11.3 12.0 7.8 0.3 3.2 3.2
SG (Singapore) 8.5 18.1 2.2 2.4 2.0 -3.7 -3.2 -8.6 0.3 3.0 3.0
SIQ (Ljubljana) 6614.6 6781.1 6940.4 7061.4 7228.0 7361.5 7501.8 7662.3 0.3 3.7 3.7
SL (Colombo) 74.8 75.2 67.9 64.0 68.4 72.3 68.9 73.8 0.3 3.0 3.0
SMD (Bruxelles) 5.1 3.5 6.2 4.8 12.5 8.8 6.1 4.3 0.3 3.4 3.4
SMU (Bratislava) -101.5 -90.2 -81.9 -85.8 -77.4 -73.6 -71.8 - 1.5 12.2 12.3
SP (Boras) 0.5 0.8 0.9 1.0 0.9 0.9 0.7 0.6 0.3 1.6 1.6
SU (Moskva) -0.8 -0.5 -0.5 -0.3 0.1 0.2 0.2 0.3 0.3 2.1 2.1
TL (Chung-Li) -2.5 -2.3 -2.0 -0.9 -0.5 -0.1 0.7 1.2 0.3 1.7 1.7
TP (Praha) 13.4 16.9 12.6 17.0 13.3 13.5 18.0 19.8 0.3 2.6 2.6
UA (Kharkiv) -1.0 -4.5 -29.0 -42.4 -47.0 -45.1 -66.3 -65.5 3.0 7.2 7.8
UAE (Abu Dhabi) 13.3 18.2 16.9 21.1 23.1 20.3 13.9 24.6 4.0 20.0 20.4
UME (Gebze-Kocaeli) 0.1 -0.4 1.7 2.6 -1.3 -0.7 1.6 1.9 0.3 3.6 3.6
USNO (Washington DC) 0.2 0.2 0.2 0.1 -0.2 -0.4 -0.5 -0.6 0.2 1.4 1.4
VMI (Ha Noi) 4.6 8.1 -0.1 -11.7 -16.6 -15.7 -3.6 7.8 0.4 7.1 7.1
VSL (Delft) 4.1 4.2 -1.1 0.0 -1.1 -1.1 4.1 12.4 0.3 1.5 1.5
ZA (Pretoria) 5.6 3.7 -0.4 -1.2 0.5 0.8 1.2 0.3 0.3 3.0 3.1
- Notes on section 1:
(1) INCP : Time step of UTC(INCP) of about 663ns on MJD 59635.64 due to change of set-up.
(2) INPL : Time step of UTC(INPL) of -100 ns due to adjustment on MJD 59634.43.
(3) NIS : Time step of UTC(NIS) between MJD 59634 and 59639 of about 27 ns due to change to a calibrated receiver.

2 - Difference between the normalized frequencies of EAL and TAI.
Interval of validity f(EAL)-f(TAI)
Steering correction 59634 - 59669 6.501x10-13 (2022 FEB 24 - 2022 MAR 31)
New correction 59669 - 59699 6.501x10-13 (2022 MAR 31 - 2022 APR 30)
New correction foreseen 59699 - 59729 6.501x10-13 (2022 APR 30 - 2022 MAY 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 59634 59669 -18.88 8.00 8.00 0.00 0.00 0.06 11.31 PFS/NA T148 8.00 100.0 T410 34 Y (1)
PTB-CS2 59634 59669 -8.50 5.00 12.00 0.00 0.00 0.06 13.00 PFS/NA T148 12.00 100.0 T410 35 Y (1)
METAS-FOC2 59639 59669 -0.82 0.07 1.48 0.25 0.05 0.20 1.52 PFS/NA T371 1.99 74.0 T410 10 Y (2)
IT-CsF2 59634 59669 0.10 0.15 0.23 0.12 0.01 0.17 0.34 PFS/NA T318 0.19 88.2 T410 23 Y (3)
IT-Yb1 59634 59669 -0.51 0.00 0.02 0.08 0.02 0.17 0.19 0.5 [1] T383 0.03 45.8 T410 10 Y (4)
KRISS-Yb1 59634 59669 0.10 0.00 0.04 0.17 0.07 0.17 0.25 0.5 [1] T405 0.03 21.8 T410 16 Y (5)
NICT-Sr1 59634 59669 0.11 0.02 0.07 0.14 0.02 0.17 0.23 0.4 [1] T371 0.06 5.5 T410 10 Y (6)
NIM5 59634 59669 -0.03 0.32 0.90 0.10 0.01 0.17 0.98 PFS/NA T340 1.40 99.5 T410 18 Y (7)
NMIJ-Yb1 59634 59654 -0.03 0.01 0.12 0.04 0.10 0.28 0.33 0.5 [1] T392 0.36 97.0 T410 18 Y (8)
NMIJ-Yb1 59659 59669 -0.03 0.01 0.12 0.15 0.10 0.53 0.57 0.5 [1] T392 0.36 92.4 T410 18 Y (8)
NPL-CsF2 59639 59669 0.08 0.07 0.62 0.05 0.03 0.20 0.66 PFS/NA T284 0.23 92.2 T410 25 Y (9)
NRC-FCs2 59634 59669 -0.18 0.09 0.35 0.11 0.00 0.17 0.41 PFS/NA T389 0.23 92.2 T410 28 Y (10)
SYRTE-FO2 59634 59644 -0.07 0.30 0.24 0.08 0.00 0.53 0.66 PFS/NA T301 0.23 85.6 T410 35 Y (11)
SYRTE-FORb 59634 59669 0.26 0.20 0.25 0.09 0.00 0.17 0.37 0.6 [1] T328 0.34 73.8 T410 35 Y (11)
SYRTE-Sr2 59639 59669 -0.30 0.01 0.02 0.10 0.03 0.20 0.22 0.4 [1] T350 0.05 56.9 T404 3 Y (11)
PTB-CSF2 59634 59669 -0.35 0.12 0.17 0.01 0.00 0.06 0.22 PFS/NA T370 0.17 95.2 T410 40 Y (12)
SU-CsFO2 59634 59669 -0.34 0.34 0.22 0.13 0.00 0.17 0.46 PFS/NA T315 0.50 86.3 T410 32 Y (13)

Notes:
(1) Continuously operating as a clock participating to TAI
(2) Report dated 31 MAR. 2022 by CH
(3) Report dated 05 APR. 2022 by INRIM
(4) Report dated 31 MAR. 2022 by INRIM
(5) Report dated 04 APR. 2022 by KRISS
(6) Report dated 05 APR. 2022 by NICT
(7) Report dated 02 APR. 2022 by NIM
(8) Report dated 06 APR. 2022 by NMIJ
(9) Report dated 04 APR. 2022 by NPL
(10) Report dated 01 APR. 2022 by NRC
(11) Report dated 06 APR. 2022 by LNE-SYRTE
(12) Report dated 04 APR. 2022 by PTB
(13) Report dated 04 APR. 2022 by SU
[1] CCTF Recommendation 2 (2017) : Updates to the CIPM list of standard frequencies in Consultative
Committee for Time and Frequency Report of the 21st meeting (2017), 2017, 56 p.

Table 2: Estimate of d by the BIPM based on all PSFS measurements identified to be used for TAI steering
over the period MJD 59274-59669, and corresponding uncertainties.

Period of estimation d u
59634-59669 -0.16x10-15 0.12x10-15 (2022 FEB 24 - 2022 MAR 31)

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'= 0.7 ns, σ1'= 6.9 ns

2022 0h UTC MJD C0'/ns N0 C1'/ns N1'
FEB 24 59634 1.8 89 38.9 82
FEB 25 59635 2.0 89 38.4 83
FEB 26 59636 2.3 90 37.5 71
FEB 27 59637 2.2 89 38.2 85
FEB 28 59638 2.8 89 39.1 79
MAR 1 59639 2.9 89 36.6 84
MAR 2 59640 3.7 90 32.8 83
MAR 3 59641 4.1 89 32.3 81
MAR 4 59642 2.0 89 34.1 88
MAR 5 59643 1.8 89 33.7 86
MAR 6 59644 1.5 90 32.3 76
MAR 7 59645 1.6 89 31.2 85
MAR 8 59646 0.5 89 32.5 78
MAR 9 59647 -0.6 89 33.1 86
MAR 10 59648 0.1 90 33.6 82
MAR 11 59649 1.8 89 34.1 82
MAR 12 59650 1.8 89 32.2 87
MAR 13 59651 2.3 89 32.4 80
MAR 14 59652 2.6 90 32.2 78
MAR 15 59653 2.0 89 31.0 83
MAR 16 59654 0.2 89 35.2 85
MAR 17 59655 0.4 89 39.2 85
MAR 18 59656 1.6 90 39.8 87
MAR 19 59657 -1.0 89 39.8 86
MAR 20 59658 -0.9 89 41.4 89
MAR 21 59659 1.5 89 42.3 87
MAR 22 59660 0.9 90 40.6 83
MAR 23 59661 0.8 89 39.2 84
MAR 24 59662 1.2 89 40.2 88
MAR 25 59663 0.8 89 40.0 82
MAR 26 59664 0.4 90 37.3 90
MAR 27 59665 0.4 89 37.3 84
MAR 28 59666 1.7 89 36.8 88
MAR 29 59667 2.1 89 34.6 76
MAR 30 59668 0.9 90 33.9 77
MAR 31 59669 -0.6 89 35.0 86

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 NC / 1001-2020 1.0 20.0
AOS /PTB GPSPPP AO_4 /PT13 1014-2018 / 1001-2020 0.3 3.0 1.6
APL /PTB GPSPPP AP04 /PT13 NC / 1001-2020 0.3 20.0
AUS /PTB GPSPPP AU04 /PT13 1002-2010 / 1001-2020 0.3 11.2 10.0
BEV /PTB GPSPPP BE1_ /PT13 1016-2021 / 1001-2020 0.3 2.5 0.4
BFKH/PTB GPS MC MK01 /PT13 NC / 1001-2020 1.5 20.0
BIM /PTB GPSPPP BM51 /PT13 2007-2019 / 1001-2020 0.3 7.1 1.4
BIRM/PTB GPSPPP BI41 /PT13 1016-2018 / 1001-2020 0.5 2.9 1.4
BOM /PTB NL
BY /PTB GPS MC BY46 /PT13 1020-2021 / 1001-2020 1.5 2.7 0.4
CAO /PTB GPS MC CA__ /PT13 NC / 1001-2020 1.5 20.0
CNES/PTB GPSPPP CS21 /PT13 1012-2021 / 1001-2020 0.3 2.5 0.4
CNM /PTB GPS MC CN00 /PT13 NA_Al / 1001-2020 1.5 3.9 2.1 -27.3 0804
CNMP/PTB GPS P3 MP1_ /PT13 1011-2017 / 1001-2020 0.7 5.1 2.1
DFNT/PTB GPS P3 DN__ /PT13 NC_Al / 1001-2020 0.7 20.0 10.3 1507
DLR /PTB GPS P3 DL05 /PT13 1016-2021 / 1001-2020 0.7 2.5 0.4
DMDM/PTB GPSPPP ZM68 /PT13 1011-2016 / 1001-2020 0.3 3.4 2.4
DTAG/PTB GPSPPP DT05 /PT13 1012-2019 / 1001-2020 0.3 2.9 1.2
EIM /PTB GPS MC EI__ /PT13 NA / 4.0 11.2 10.0
ESA /PTB GPSPPP ES07 /PT13 1013-2020 / 1001-2020 0.3 2.6 0.8
HKO /PTB GPS P3 HKO1 /PT13 1011-2018 / 1001-2020 0.7 3.1 1.8
ICE /PTB GPS MC CE1_ /PT13 NA_Al / 1001-2020 2.5 7.2 1.3 -16.5 2111
IDN /PTB GPSPPP KI01 /PT13 1017-2018 / 1001-2020 0.3 2.9 1.5
IFAG/PTB GPSPPP IF20 /PT13 1014-2020 / 1001-2020 0.3 2.6 0.7
IGNA/PTB GPSPPP IG02 /PT13 NC_Al / 1001-2020 0.3 20.0 -7.0 2106
IMBH/PTB GPS P3 BH02 /PT13 1011-2019 / 1001-2020 0.7 2.9 1.4
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 7.3 2.2
INTI/PTB GPSPPP INTI /PT13 NC / 1001-2020 0.3 20.0
INXE/PTB GPSPPP NXRA /PT13 1012-2020 / 1001-2020 0.3 2.7 1.0
IPQ /PTB GPSPPP IP05 /PT13 1017-2021 / 1001-2020 0.4 2.5 0.4
JATC/PTB GPSPPP JA01 /PT13 1201-2018 / 1001-2020 0.3 3.0 1.6
JV /PTB GPSPPP JV02 /PT13 1101-2017 / 1001-2020 0.3 4.4 1.9
KRIS/PTB GPSPPP KRG1 /PT13 1017-2017 / 1001-2020 0.3 3.3 2.1
KZ /PTB GPS P3 KZ04 /PT13 1202-2021 / 1001-2020 0.7 4.0 0.4
LRTE/PTB GPSPPP LRRC /PT13 NC / 1001-2020 0.3 20.0
LT /PTB GPSPPP LT02 /PT13 1014-2018 / 1001-2020 0.3 3.0 1.6
LUX /PTB GPSPPP LU02 /PT13 1012-2021 / 1001-2020 0.3 2.5 0.4
MASM/PTB GPSPPP MN__ /PT13 1019-2018 / 1001-2020 0.3 3.0 1.6
MBM /PTB GPSPPP ME01 /PT13 NC / 1001-2020 0.3 20.0
MIKE/PTB GPSPPP MI04 /PT13 1016-2019 / 1001-2020 0.3 2.7 1.1
MSL /PTB GPS P3 MS0_ /PT13 NC / 1001-2020 1.5 20.0
NAO /PTB GPS MC NAT2 /PT13 NC / 1001-2020 2.0 20.0
NICT/PTB GPSPPP NC4S /PT13 1001-2020 / 1001-2020 0.3 1.7 0.7
NIM /PTB GPSPPP IM06 /PT13 1001-2020 / 1001-2020 0.3 1.6 0.7
NIMB/PTB GPSPPP MB02 /PT13 NA_Al / 1001-2020 0.3 7.5 2.7 32.2 1611
NIMT/PTB GPSPPP MTTI /PT13 NC / 1001-2020 0.3 20.0
NIS /PTB GPS P3 IS_5 /PT13 2001-2021 / 1001-2020 0.7 7.0 0.4
NMIJ/PTB GPSPPP NM0D /PT13 1001-2014 / 1001-2020 0.3 3.4 2.9
NMLS/PTB GPS MC LSM1 /PT13 1013-2017 / 1001-2020 1.5 3.4 2.1
NPLI/PTB GPSPPP LI2P /PT13 1013-2018 / 1001-2020 0.3 3.1 1.8
NRC /PTB GPSPPP NRC4 /PT13 1019-2017 / 1001-2020 0.3 3.2 2.0
NRL /PTB GPSPPP RL2_ /PT13 NC / 1001-2020 0.3 20.0
NSAI/PTB GPSPPP IE01 /PT13 2022-2019 / 1001-2020 0.5 7.1 1.2
NTSC/PTB GPSPPP NTP3 /PT13 1001-2016 / 1001-2020 0.3 2.9 2.3
ONBA/PTB GPS MC ON__ /PT13 1002-2004 / 1001-2020 2.0 11.2 10.0
ONRJ/PTB GPSPPP RJ03 /PT13 NC_Al / 1001-2020 0.3 20.0 -11.7 1912
ORB /PTB GPSPPP OR5Z /PT13 1011-2020 / 1001-2020 0.3 2.7 0.9
PL /PTB GPSPPP PL_3 /PT13 1301-2021 / 1001-2020 0.3 2.9 0.4
SASO/PTB GPSPPP SAS0 /PT13 1020-2017 / 1001-2020 0.4 3.1 1.9
SCL /PTB GPSPPP SC05 /PT13 1011-2018 / 1001-2020 0.3 3.1 1.8
SG /PTB GPSPPP SG01 /PT13 1019-2018 / 1001-2020 0.3 2.9 1.5
SIQ /PTB GPSPPP SI01 /PT13 1013-2019 / 1001-2020 0.3 3.6 1.0
SL /PTB GPSPPP SL01 /PT13 1017-2018 / 1001-2020 0.3 2.9 1.4
SMD /PTB GPSPPP SD01 /PT13 1014-2017 / 1001-2020 0.3 3.3 2.1
SMU /PTB GPS MC SM00 /PT13 NA_Al / 1001-2020 1.5 12.2 10.0 57.8 0908
SU /PTB GPSPPP SU31 /PT13 1001-2018 / 1001-2020 0.3 2.3 1.7
TL /PTB GPSPPP TLT1 /PT13 1001-2020 / 1001-2020 0.3 1.6 0.7
TP /PTB GPSPPP TP02 /PT13 1013-2021 / 1001-2020 0.3 2.5 0.4
UA /PTB GPS MC UA05 /PT13 2003-2018 / 1001-2020 3.0 7.2 1.6
UAE /PTB GPS MC AE__ /PT13 NC / 1001-2020 4.0 20.0
UME /PTB GPSPPP UM01 /PT13 1011-2016 / 1001-2020 0.3 3.5 2.4
VMI /PTB GPSPPP VM02 /PT13 2001-2019 / 1001-2020 0.4 7.1 1.4
ZA /PTB GPSPPP ZA02 /PT13 1018-2018 / 1001-2020 0.3 3.0 1.6
Link Type Equipment Cal_ID uStb/ns uCal/ns uAg/ns Al/ns YYMM
CH /PTB TWGPPP CH01 /PTB05 0543-2021 0.3 1.4 0.6
IT /PTB TWGPPP IT01 /PTB05 0584-2022 0.3 1.6 0.8
NIST/PTB TWGPPP NIST01/PTB05 0533-2021 0.3 2.4 1.8
NPL /PTB TWGPPP NPL02 /PTB05 0550-2021 0.3 1.4 0.6
OP /PTB TWSDRR OP51 /PTB55 0546-2021 0.3 1.2 0.7
ROA /PTB TWGPPP ROA01 /PTB05 0547-2021 0.3 1.3 0.8
SP /PTB TWGPPP SP01 /PTB05 0548-2021 0.3 1.5 0.8
USNO/PTB TWGPPP USNO01/PTB05 0534-2021 0.3 1.7 1.4
VSL /PTB TWGPPP VSL01 /PTB05 0549-2021 0.3 1.3 0.6