CIRCULAR T 427 ISSN 1143-1393
2023 AUGUST 09, 09h 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 JUN 29 JUL 4 JUL 9 JUL 14 JUL 19 JUL 24 JUL 29 Uncertainty/ns Notes
MJD 60124 60129 60134 60139 60144 60149 60154 uA uB u
Laboratory k [UTC-UTC(k)]/ns
AGGO (La Plata) 857.7 850.9 853.5 853.0 860.5 851.6 846.2 0.7 2.8 2.9
AOS (Borowiec) -3.2 -3.1 -2.9 -3.1 -3.3 -3.5 -3.6 0.3 3.3 3.3
APL (Laurel) -0.5 -0.4 -0.8 -0.3 -0.7 -0.8 -1.2 0.3 19.8 19.8
AUS (Sydney) -429.8 -434.2 -441.4 -449.1 -441.5 -445.0 -439.3 0.3 2.8 2.8
BEV (Wien) -38.7 -23.5 -7.7 4.2 16.7 26.4 28.6 0.3 2.8 2.8
BFKH (Budapest) 7779.4 7824.1 7862.6 7907.0 7942.9 7982.0 8036.7 1.5 20.0 20.1
BIM (Sofiya) 18186.0 18200.6 18216.1 18249.9 18270.5 18287.1 18301.3 0.3 7.3 7.3
BIRM (Beijing) -2.1 -0.5 0.3 -0.2 2.3 2.0 -0.5 0.5 3.2 3.2
BY (Minsk) -0.9 -0.9 -0.7 -0.6 -0.5 -1.4 -1.2 1.5 3.0 3.3
CAO (Cagliari) -5634.5 -5752.5 -5874.6 -5981.2 - -6217.0 -6338.4 1.5 20.0 20.1
CH (Bern-Wabern) 0.6 0.6 0.2 0.9 1.7 1.4 1.6 0.3 1.7 1.8
CNES (Toulouse) -1.2 -0.2 0.4 0.6 0.3 -0.2 -0.6 0.3 2.8 2.8
CNM (Queretaro) 1.9 3.5 -1.2 0.6 0.4 0.4 -1.5 1.5 4.2 4.4
CNMP (Panama) -1.3 10.3 5.7 2.6 4.1 10.6 -0.1 0.3 5.3 5.4
DFM (Horsholm) -2.0 -2.6 -3.6 -3.5 -2.3 -2.8 -3.0 0.3 2.8 2.8
DFNT (Tunis) 10653.5 10749.2 10848.0 - 298.2 401.3 496.6 0.7 20.0 20.0 (1)
DLR (Oberpfaffenhofen) - - - - - - -
DMDM (Belgrade) -28.5 -27.7 -16.9 -5.1 9.7 - -16.3 0.3 3.8 3.8
DTAG (Frankfurt/M) 8.8 -1.1 -0.5 -5.3 -4.5 -8.2 -6.3 0.3 3.2 3.2
ESA (Noordwijk) -0.5 -0.2 -0.4 -0.6 0.4 1.6 1.5 0.3 2.7 2.8
HKO (Hong Kong) 326.3 340.1 344.6 356.7 378.3 401.4 411.8 0.5 3.4 3.4
IBM (La Paz) 89.9 116.7 111.6 111.4 119.4 98.5 110.4 4.0 7.5 8.5
ICE (San Jose) 201.2 174.4 151.8 123.5 123.0 127.9 77.5 3.5 7.3 8.1
IDN (Serpong-Tangerang) 1527.0 1555.3 1571.3 1605.1 1639.6 1668.7 1682.1 0.3 3.3 3.3
IFAG (Wettzell) -817.4 -815.4 -811.3 -804.9 -805.7 -795.7 -796.2 0.3 2.9 2.9
IGNA (Buenos Aires) -3319.3 -3404.6 -3472.3 -3557.1 -3635.1 -3694.4 -3765.7 0.3 20.0 20.0
IMBH (Sarajevo) -0.9 -0.9 -0.1 -0.4 0.3 0.0 0.0 0.3 2.8 2.8
INCP (Lima) - - - 2238.3 2095.7 - 1835.0 5.0 20.0 20.6
INM (Bogota D.C.) -157.3 -152.6 -153.1 -148.3 -141.1 -133.5 -123.5 2.5 20.0 20.2
INPL (Jerusalem) -14.7 -3.8 -5.2 0.2 0.0 1.2 4.2 0.3 7.5 7.5
INTI (Buenos Aires) 256.1 260.7 263.5 279.6 285.2 272.2 274.1 0.3 3.2 3.2
INXE (Rio de Janeiro) 14.5 -9.2 -8.5 -1.6 6.5 4.3 6.0 0.3 3.0 3.0
IPQ (Caparica) 831.9 839.6 - - 857.5 858.6 - 0.3 2.8 2.8
IT (Torino) -0.2 -1.1 -1.3 -0.2 1.1 2.0 2.0 0.3 1.9 1.9
JATC (Lintong) 0.1 0.3 0.6 0.6 0.6 0.8 0.8 0.3 3.4 3.4
JV (Kjeller) 1.2 2.2 2.0 1.7 1.2 1.1 1.9 0.3 4.6 4.6
KRIS (Daejeon) 4.8 5.7 6.1 6.5 6.1 5.9 5.0 0.3 2.8 2.8
KZ (Astana) -0.3 -0.1 0.0 -0.1 4.9 6.5 7.4 0.7 4.3 4.3
LRTE (Sao Carlos) -3.5 5.8 -1.5 -1.1 5.0 -3.8 0.0 0.7 20.0 20.0
LT (Vilnius) - - - - - - -
LUX (Belvaux) 20.8 22.1 22.3 13.7 11.5 3.3 -4.5 0.3 2.8 2.8
MASM (Bayanzurkh) -1889.2 -1923.8 -1963.6 -2007.2 -2056.7 -2107.0 -2153.6 0.3 3.3 3.3
MBM (Podgorica) 2907.3 2927.4 2944.5 3035.1 3057.4 3081.9 3117.1 0.3 20.0 20.0 (2)
MIKE (Espoo) -3.1 -1.4 -0.4 0.9 1.7 2.6 3.3 0.3 3.0 3.1
MSL (Lower Hutt) 33.7 35.9 39.7 56.2 62.9 58.3 64.0 0.7 2.8 2.9
MTC (Makkah) -3559.5 -3575.5 -3598.6 -3613.5 -3632.4 -3651.8 -3661.4 1.0 7.8 7.9
NAO (Mizusawa) 60.0 77.7 85.4 100.3 113.9 127.4 144.3 2.0 20.0 20.1
NICT (Tokyo) 0.2 0.1 0.4 0.8 -0.6 -0.6 -0.8 0.3 2.0 2.0
NIM (Beijing) 0.8 -1.6 -1.4 -1.0 -1.3 -1.2 -1.5 0.5 2.0 2.1
NIMB (Bucharest) 112.3 118.0 116.6 117.8 118.5 120.4 122.5 1.5 7.6 7.8
NIMT (Pathumthani) -2.5 13.2 13.1 12.2 14.5 7.1 9.7 0.3 2.8 2.8
NIS (Cairo) -10.8 -0.3 -6.6 -2.8 1.3 0.2 7.7 0.4 7.1 7.1
NIST (Boulder) -0.9 -0.2 0.2 0.8 0.8 0.8 0.6 0.3 2.7 2.7
NMIJ (Tsukuba) 21.4 18.0 14.2 10.6 7.1 4.0 1.6 0.3 2.7 2.8
NMLS (Sepang) -795.8 -810.1 -820.7 -830.2 -835.9 -846.1 -849.6 0.3 2.0 2.0
NPL (Teddington) -0.5 -0.4 -0.6 -1.1 0.0 0.2 0.2 0.3 1.7 1.8
NPLI (New-Delhi) 0.6 0.7 1.2 1.2 1.6 1.9 2.1 0.3 3.2 3.2
NRC (Ottawa) 0.8 3.5 4.3 4.5 2.5 1.6 1.7 0.3 3.4 3.4
NRL (Washington DC) - 2.4 5.4 -1.4 -1.0 0.2 1.3 0.7 20.0 20.0
NSAI (Dublin) 40.8 47.8 47.3 49.7 51.9 45.1 36.5 0.3 7.2 7.2
NTSC (Lintong) -0.2 -0.1 0.2 0.5 0.3 0.4 0.6 0.3 3.0 3.1
ONBA (Buenos Aires) 2919.8 2937.0 2952.5 2959.5 2984.4 2997.9 2997.7 2.0 11.2 11.4
ONRJ (Rio de Janeiro) 0.9 5.6 3.8 2.7 4.7 4.7 2.4 0.7 3.0 3.1
OP (Paris) 1.1 0.9 0.3 -0.5 -1.3 -2.2 -2.7 0.3 1.6 1.6
ORB (Bruxelles) 1.6 1.9 1.0 0.3 1.3 1.4 1.5 0.3 3.0 3.0
PL (Warszawa) 1.2 1.1 0.3 0.1 0.2 0.0 0.0 0.3 2.8 2.9
PTB (Braunschweig) -0.3 -0.1 -0.1 0.2 0.2 0.2 0.0 0.1 0.7 0.7
ROA (San Fernando) -2.6 -1.5 -1.8 -2.1 -2.2 -2.0 -0.4 0.3 1.7 1.8
SASO (Riyadh) -253.4 -238.4 -213.8 -195.4 -181.7 -165.5 -145.2 0.3 3.5 3.5
SCL (Hong Kong) 35.0 32.8 39.7 48.1 51.1 53.2 59.2 0.3 3.4 3.4
SG (Singapore) -4.7 -4.7 -2.0 5.1 11.2 11.7 10.9 0.3 3.3 3.3
SIQ (Ljubljana) 33.2 31.2 28.6 23.9 18.0 14.6 24.1 0.3 3.9 3.9
SL (Colombo) - - - - - - -
SMD (Bruxelles) -1.8 -1.7 -1.9 -1.8 -1.8 -1.0 -0.7 0.3 3.7 3.7
SMU (Bratislava) 195.6 155.6 180.6 145.0 129.6 190.6 244.5 6.0 12.2 13.6
SP (Boras) 1.6 1.4 1.0 0.7 0.3 -0.1 -0.5 0.3 1.8 1.8
SU (Moskva) -2.0 -2.0 -2.2 -2.0 -1.9 -2.0 -2.0 0.3 1.7 1.7
TL (Chung-Li) 1.1 2.1 2.3 2.3 1.5 1.4 0.7 0.3 2.1 2.1
TP (Praha) 4.1 12.5 13.0 13.6 15.2 29.4 24.7 0.3 2.8 2.8
UA (Kharkiv) -5.2 9.5 -13.4 - -4.4 -10.4 -3.8 1.5 7.3 7.5
UAE (Abu Dhabi) 15.4 11.6 23.1 25.9 28.7 26.8 20.5 10.0 4.6 11.0
UME (Gebze-Kocaeli) 0.5 -0.2 1.2 -0.6 -0.6 -0.7 -0.2 0.3 3.7 3.7
USNO (Washington DC) 0.5 0.6 0.4 0.7 0.6 0.1 -0.3 0.3 1.7 1.7
UTE (Montevideo) 2.7 2.8 2.9 -6.0 0.5 3.6 3.7 3.0 7.6 8.2
VMI (Ha Noi) 1.0 -6.8 -5.8 4.5 1.2 8.9 21.5 0.7 3.0 3.1
VSL (Delft) 13.3 13.2 10.1 7.0 2.1 1.5 6.1 0.3 1.7 1.8
ZA (Pretoria) -7.9 -6.0 -0.1 -1.3 -2.1 -1.9 -1.9 1.0 3.2 3.4
- Notes on section 1:
(1) DFNT : Time step of UTC(DFNT) of +10680 ns due to black out between MJD 60138 and 60142.
(2) MBM : Time step of UTC(MBM) of -72 ns on MJD 60137.

2 - Difference between the normalized frequencies of EAL and TAI.
Interval of validity f(EAL)-f(TAI)
Steering correction 60124 - 60154 6.498x10-13 (2023 JUN 29 - 2023 JUL 29)
New correction 60154 - 60184 6.498x10-13 (2023 JUL 29 - 2023 AUG 28)
New correction foreseen 60184 - 60214 6.498x10-13 (2023 AUG 28 - 2023 SEP 27)

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 60124 60154 -2.30 8.00 8.00 0.00 0.00 0.07 11.31 PFS/NA T148 8.00 100.0 T426 34 Y (1)
PTB-CS2 60124 60154 1.87 5.00 12.00 0.00 0.00 0.07 13.00 PFS/NA T148 12.00 100.0 T426 36 Y (1)
KRISS-Yb1 60124 60154 0.04 0.00 0.04 0.12 0.07 0.20 0.24 0.19 [1] T405 0.03 43.4 T426 26 Y (2)
NIM5 60134 60154 0.91 0.51 0.90 0.10 0.01 0.47 1.14 PFS/NA T340 1.40 92.1 T426 25 Y (3)
NMIJ-F2 60094 60119 -0.33 0.18 0.46 0.17 0.00 0.23 0.57 PFS/NA T415 0.47 86.2 T426 16 Y (4)
NPL-CsF2 60124 60154 -0.18 0.09 0.33 0.10 0.03 0.20 0.41 PFS/NA T284 0.23 88.5 T426 39 Y (5)
NPL-Sr1 60129 60154 -0.09 0.00 0.01 0.33 0.20 0.23 0.45 0.19 [1] T423 0.01 46.9 T425 7 Y (6)
NRC-FCs2 60129 60154 -0.47 0.16 0.22 0.15 0.00 0.23 0.39 PFS/NA T389 0.23 70.6 T426 37 Y (7)
SYRTE-FO1 60124 60154 0.52 0.20 0.38 0.05 0.00 0.20 0.47 PFS/NA T301 0.37 88.9 T426 24 Y (8)
SYRTE-FO2 60124 60154 -0.03 0.20 0.28 0.16 0.00 0.20 0.43 PFS/NA T301 0.23 36.8 T426 35 Y (8)
SYRTE-FORb 60124 60154 -0.11 0.20 0.30 0.16 0.00 0.20 0.44 0.34 [1] T328 0.34 33.2 T426 34 Y (8)
PTB-CSF1 60124 60134 0.32 0.16 0.36 0.03 0.00 0.18 0.43 PFS/NA T371 0.27 95.4 T426 29 Y (9)
PTB-CSF2 60124 60134 0.43 0.28 0.17 0.02 0.00 0.18 0.37 PFS/NA T370 0.17 95.8 T426 40 Y (9)
SU-CsFO2 60124 60154 0.35 0.43 0.22 0.16 0.00 0.20 0.55 PFS/NA T315 0.50 72.9 T426 33 Y (10)

Notes:
(1) Continuously operating as a clock participating to TAI
(2) Report dated 02 AUG. 2023 by KRISS
(3) Report dated 08 AUG. 2023 by NIM
(4) Report dated 03 AUG. 2023 by NMIJ
(5) Report dated 01 AUG. 2023 by NPL
(6) Report dated 03 AUG. 2023 by NPL
(7) Report dated 08 AUG. 2023 by NRC
(8) Report dated 03 AUG. 2023 by LNE-SYRTE
(9) Report dated 12 JUL. 2023 by PTB
(10) Report dated 03 AUG. 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 59764-60154, and corresponding uncertainties.

Period of estimation d u
60124-60154 0.04x10-15 0.13x10-15 (2023 JUN 29 - 2023 JUL 29)

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'= 6.3 ns

2023 0h UTC MJD C0'/ns N0 C1'/ns N1'
JUN 29 60124 1.8 84 38.8 89
JUN 30 60125 0.9 84 36.2 84
JUL 1 60126 1.0 84 35.6 89
JUL 2 60127 0.8 87 37.1 90
JUL 3 60128 0.3 85 37.6 86
JUL 4 60129 0.3 85 40.0 87
JUL 5 60130 0.4 85 41.4 89
JUL 6 60131 0.3 88 41.1 89
JUL 7 60132 1.4 84 39.6 82
JUL 8 60133 1.1 84 36.6 88
JUL 9 60134 0.6 86 36.8 89
JUL 10 60135 0.3 89 37.5 90
JUL 11 60136 -0.1 81 36.6 87
JUL 12 60137 0.8 87 37.1 86
JUL 13 60138 2.1 81 38.1 89
JUL 14 60139 1.2 90 37.9 85
JUL 15 60140 0.5 89 37.0 85
JUL 16 60141 0.0 88 39.7 81
JUL 17 60142 -0.1 88 41.5 89
JUL 18 60143 0.1 90 41.7 88
JUL 19 60144 1.2 81 44.9 88
JUL 20 60145 0.9 87 49.4 89
JUL 21 60146 -0.5 88 51.3 88
JUL 22 60147 0.4 86 47.5 86
JUL 23 60148 1.9 89 45.3 81
JUL 24 60149 1.8 88 45.2 89
JUL 25 60150 0.8 88 44.4 89
JUL 26 60151 -2.2 90 42.4 90
JUL 27 60152 -1.0 89 38.7 82
JUL 28 60153 1.5 88 34.9* 86
JUL 29 60154 0.5 88 35.3* 89

(*) An apparent time step of about 82 ns due to an anomaly on the AOS reference receiver was compensated.

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 1.1
AOS /PTB GPSPPP AO_4 /PT13 1014-2018 / 1001-2020 0.3 3.2 2.1
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 1.1
BEV /PTB GPSPPP BE1_ /PT13 1016-2021 / 1001-2020 0.3 2.7 1.1
BFKH/PTB GPS MC MK01 /PT13 NC / 1001-2020 1.5 20.0
BIM /PTB GPSPPP BM51 /PT13 2007-2019 / 1001-2020 0.3 7.3 1.9
BIRM/PTB GPSPPP BI41 /PT13 1016-2018 / 1001-2020 0.5 3.1 1.9
BY /PTB GPS MC BY46 /PT13 1020-2021 / 1001-2020 1.5 2.9 1.1
CAO /PTB GPS MC CA__ /PT13 NC / 1001-2020 1.5 20.0
CNES/PTB GPSPPP CS23 /PT13 1012-2021 / 1001-2020 0.3 2.7 1.1
CNM /PTB GPS MC CN00 /PT13 NA_Al / 1001-2020 1.5 4.1 2.5 -27.3 0804
CNMP/PTB GPSPPP MP1_ /PT13 1011-2017 / 1001-2020 0.3 5.3 2.5
DFM /PTB GPSPPP DK01 /PT13 1017-2022 / 1001-2020 0.3 2.7 1.1
DFNT/PTB GPS P3 DN__ /PT13 NC_Al / 1001-2020 0.7 20.0 10.3 1507
DLR /PTB NL
DMDM/PTB GPSPPP ZM68 /PT13 1011-2016 / 1001-2020 0.3 3.7 2.7
DTAG/PTB GPSPPP DT05 /PT13 1012-2019 / 1001-2020 0.3 3.1 1.7
ESA /PTB GPSPPP ES07 /PT13 1014-2022 / 1001-2020 0.3 2.7 1.1
HKO /PTB GPSPPP HKO1 /PT13 1011-2018 / 1001-2020 0.5 3.3 2.2
IBM /PTB GPS MC BO__ /PT13 2005-2016 / 1001-2020 4.0 7.5 2.6
ICE /PTB GPS MC CE1_ /PT13 NA_Al / 1001-2020 3.5 7.3 1.8 -16.5 2111
IDN /PTB GPSPPP KI01 /PT13 1017-2018 / 1001-2020 0.3 3.2 2.0
IFAG/PTB GPSPPP IF20 /PT13 1014-2020 / 1001-2020 0.3 2.8 1.3
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 1.1
INCP/PTB GPS MC CP__ /PT13 NC / 1001-2020 5.0 20.0
INM /PTB GPS MC IC__ /PT13 NC / 1001-2020 2.5 20.0
INPL/PTB GPSPPP IL06 /PT13 2003-2016 / 1001-2020 0.3 7.5 2.6
INTI/PTB GPSPPP INTI /PT13 1014-2021 / 1001-2020 0.3 3.1 1.1
INXE/PTB GPSPPP NXRA /PT13 1012-2020 / 1001-2020 0.3 2.9 1.5
IPQ /PTB GPSPPP IP05 /PT13 1017-2021 / 1001-2020 0.3 2.7 1.1
JATC/PTB GPSPPP JA01 /PT13 1201-2018 / 1001-2020 0.3 3.3 2.1
JV /PTB GPSPPP JV02 /PT13 1101-2017 / 1001-2020 0.3 4.6 2.3
KRIS/PTB GPSPPP KRP1 /PT13 1015-2021 / 1001-2020 0.3 2.7 1.1
KZ /PTB GPS P3 KZ04 /PT13 1202-2021 / 1001-2020 0.7 4.2 1.1
LRTE/PTB GPS P3 LRRC /PT13 NC / 1001-2020 0.7 20.0
LT NL
LUX /PTB GPSPPP LU02 /PT13 1014-2023 / 1001-2020 0.3 2.7 1.1
MASM/PTB GPSPPP MN__ /PT13 1019-2018 / 1001-2020 0.3 3.2 2.0
MBM /PTB GPSPPP ME01 /PT13 NC / 1001-2020 0.3 20.0
MIKE/PTB GPSPPP MI04 /PT13 1016-2019 / 1001-2020 0.3 3.0 1.6
MSL /PTB GPS P3 MS01 /PT13 1015-2021 / 1001-2020 0.7 2.7 1.1
MTC /PTB GPS P3 MC02 /PT13 NA_Al / 1001-2020 1.0 7.8 3.4 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 2.0 1.4
NIM /PTB GPSPPP IM15 /PT13 1001-2020 / 1001-2020 0.5 2.0 1.3
NIMB/PTB GPS MC MB02 /PT13 2001-2015 / 1001-2020 1.5 7.6 3.0
NIMT/PTB GPSPPP MTTI /PT13 1016-2022 / 1001-2020 0.3 2.7 1.1
NIS /PTB GPSPPP IS_5 /PT13 2001-2021 / 1001-2020 0.4 7.1 1.1
NMIJ/PTB GPSPPP NM0D /PT13 1015-2022 / 1001-2020 0.3 2.7 1.1
NMLS/PTB GPSPPP LSM2 /PT13 1011-2023 / 1001-2020 0.3 1.9 1.1
NPLI/PTB GPSPPP LI2P /PT13 1013-2018 / 1001-2020 0.3 3.3 2.2
NRC /PTB GPSPPP NRCA /PT13 1019-2017 / 1001-2020 0.3 3.4 2.4
NRL /PTB GPS P3 RL5B /PT13 NC / 1001-2020 0.7 20.0
NSAI/PTB GPSPPP IE01 /PT13 2022-2019 / 1001-2020 0.3 7.2 1.7
NTSC/PTB GPSPPP NT05 /PT13 1016-2018 / 1001-2020 0.3 3.2 1.9
ONBA/PTB GPS MC ON__ /PT13 1002-2004 / 1001-2020 2.0 11.2 10.0
ONRJ/PTB GPS P3 RJ03 /PT13 1012-2020 / 1001-2020 0.7 2.9 1.4
ORB /PTB GPSPPP OR5Z /PT13 1011-2020 / 1001-2020 0.3 2.9 1.5
PL /PTB GPSPPP PL_3 /PT13 1301-2021 / 1001-2020 0.3 2.9 1.1
SASO/PTB GPSPPP SAS0 /PT13 1020-2017 / 1001-2020 0.3 3.4 2.3
SCL /PTB GPSPPP SC05 /PT13 1011-2018 / 1001-2020 0.3 3.3 2.2
SG /PTB GPSPPP SG01 /PT13 1019-2018 / 1001-2020 0.3 3.2 2.0
SIQ /PTB GPSPPP SI01 /PT13 1013-2019 / 1001-2020 0.3 3.8 1.6
SL NL
SMD /PTB GPSPPP SD31 /PT13 NA_Al / 1001-2020 0.3 3.7 2.5 0.0 2306
SMU /PTB GPS MC SM00 /PT13 NA_Al / 1001-2020 6.0 12.2 10.0 57.8 0908
SU /PTB GPSPPP SU52 /PT13 1001-2020 / 1001-2020 0.3 1.9 1.1
TL /PTB GPSPPP TLT1 /PT13 1001-2020 / 1001-2020 0.3 2.0 1.3
TP /PTB GPSPPP TP01 /PT13 1013-2021 / 1001-2020 0.3 2.7 1.1
UA /PTB GPS MC UA05 /PT13 2003-2018 / 1001-2020 1.5 7.3 2.1
UAE /PTB GPS MC AE__ /PT13 1019-2021 / 1001-2020 10.0 4.5 1.1
UME /PTB GPSPPP UM01 /PT13 1011-2016 / 1001-2020 0.3 3.7 2.7
UTE /PTB GPS MC UY__ /PT13 2003-2015 / 1001-2020 3.0 7.6 2.9
VMI /PTB GPS P3 VM12 /PT13 NA_Al / 1001-2020 0.7 2.9 1.1 -4.7 2306
ZA /PTB GPS P3 ZA02 /PT13 1018-2018 / 1001-2020 1.0 3.2 2.0
Link Type Equipment Cal_ID uStb/ns uCal/ns uAg/ns Al/ns YYMM
CH /PTB TWGPPP CH01 /PTB05 0543-2021 0.3 1.6 1.0
IT /PTB TWGPPP IT01 /PTB05 0584-2022 0.3 1.8 1.2
NIST/PTB TWGPPP NIST01/PTB05 0533-2021 0.3 2.6 2.0
NPL /PTB TWGPPP NPL02 /PTB05 0550-2021 0.3 1.6 1.0
OP /PTB TWSDRR OP51 /PTB55 0546-2021 0.3 1.5 1.1
ROA /PTB TWGPPP ROA01 /PTB05 0547-2021 0.3 1.6 1.1
SP /PTB TWGPPP SP01 /PTB05 0548-2021 0.3 1.7 1.2
USNO/PTB TWGPPP USNO01/PTB05 0534-2021 0.3 2.0 1.7
VSL /PTB TWGPPP VSL01 /PTB05 0549-2021 0.3 1.6 1.0