Product: EOP 20 C04 (IAU2000A, dX, dY) 12hUTC - one file (1984-now)
EOP 20 C04 series for 1984 - now / 12hUTC / dX, dY / IAU2000A - Version metadata
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Content | Combined Earth orientation parameter solution consistent with the International Terrestrial Reference Frame (ITRF) 2020 Features: 1) Contain daily values of 8 Earth orientation parameters with their formal errors: - Pole coordinates x, y (")- UT1 - UTC (s)- Celestial pole offsets dX, dY (")- Pole coordinate rates xrt, yrt ("/day)- Length of day offset LOD (s)2) Download from https://hpiers.obspm.fr/iers/eop/eopc04/version: eopc04.12h.1984-now: sampled values at 12hUT / dX, dY IAU 2006/2000A |
Format | ASCII |
Format Description | 4(i4),f10.2,2(f12.6),f12.7,2(f12.6),2(f12.6),f12.7,2(f12.6),f12.7,2(f12.6),2(f12.6),f12.7 |
Documentation | General information: https://hpiers.obspm.fr/iers/eop/eopc04/eopc04.txt Information on updates: https://hpiers.obspm.fr/iers/eop/eopc04/updateC04.txt |
Title | EOP 20 C04 series for 1984 - now / 12hUTC / dX, dY / IAU2000A |
Data | YR, MM, DD, HH, MJD, x("), y("), UT1-UTC(s), dX("), dY("), xrt("), yrt("), LOD(s), x Er, y Er, UT1-UTC Er, dX Er, dY Er, xrt Er, yrt Er, LOD Er |
Data Points | 14922 |
Time Start | 1984-01-01 |
Time End | 2024-11-07 |
Time Interval | 1 day |
Accuracy | - Min Max Average Average (last 365 days)sigma_X ["] 0.000028 0.021002 0.000253 0.000052sigma_Y ["] 0.000026 0.008093 0.000214 0.000044sigma_x_rate ["] 0.000049 0.015619 0.000288 0.000059sigma_y_rate ["] 0.000053 0.006508 0.000285 0.000065sigma_UT1-UTC [s] 0.0000030 0.0048655 0.0000279 0.0000221sigma_LOD [s] 0.0000125 0.0013733 0.0000466 0.0000236sigma_dX ["] 0.000027 0.009683 0.000175 0.000135sigma_dY ["] 0.000024 0.006362 0.000176 0.000110 |
Keywords | EOP, Long term series, 20 C04, IAU 2006/2000A |
Frequency | daily |
Source | https://hpiers.obspm.fr/iers/eop/eopc04/ |
Created by | IERS Earth Orientation Centre |
Published by | IERS Earth Orientation Centre |
Date | 2024-12-07 |
Contact | services.iers@obspm.fr |
Distribution | onLine |