143651 (2003 QO104)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5261474528 ± 5.69e-09
Semi-major axis (a)2.1330188511 AU ± 3.84e-09
Inclination (i)11.62338053° ± 6.32e-07
Long. of Asc. Node (Ω)58.16555621° ± 3.15e-06
Arg. of Perihelion (ω)183.59021814° ± 3.78e-06
Mean Anomaly (M)102.05435087° ± 5.45e-06
Mean Motion (n)0.3163881694°/day ± 8.55e-10
Perihelion dist (q)1.01073642 AU ± 1.23e-08
Aphelion dist (Q)3.25530129 AU ± 1.35e-08
Orbital Period3.11524380 yr ± 8.42e-09
Physical Parameters
H (abs. magnitude)16.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.097″
Uncertainty0
Orbit TypeApollo
MOID0.001021 AU
Observations Used1275
Radar Obs Used6
Gaia Obs Used70
Oppositions23
Arc Total1981-2026
First Observation Used1981-07-10
Last Observation Used2026-01-11
Observations (1388)
Date Type RA Dec Mag Band Observatory
2003-09-06 09:32:01 C 01 36 08.22 -07 59 01.4 18.3 c 704
2003-09-06 09:52:08 C 01 36 07.21 -07 59 08.1 18.6 c 704
2003-09-06 10:11:59 C 01 36 06.29 -07 59 13.0 18.7 c 704
2003-09-06 17:51:31 C 01 35 45.898 -08 01 17.80 r 413
2003-09-07 09:24:57 C 01 35 04.08 -08 05 52.1 18.6 c 704
2003-09-07 09:45:44 C 01 35 03.06 -08 05 58.0 19.0 c 704
2003-09-07 10:06:29 C 01 35 02.09 -08 06 04.6 18.7 c 704
2003-09-07 10:27:11 C 01 35 01.12 -08 06 10.1 18.9 c 704
2003-09-07 10:47:55 C 01 35 00.18 -08 06 15.9 18.8 c 704
2003-09-08 13:18:04 C 01 33 47.158 -08 13 43.91 r 413
2003-09-08 13:29:09 C 01 33 46.626 -08 13 47.11 r 413
2003-09-10 01:15:05 C 01 32 03.75 -08 24 06.6 o 620
2003-09-10 12:30:53 C 01 31 30.897 -08 27 10.34 r 413
2003-09-10 12:42:52 C 01 31 30.297 -08 27 13.89 r 413
2003-09-10 15:22:12 C 01 31 22.204 -08 27 59.28 r 413
2003-09-10 15:29:11 C 01 31 21.837 -08 28 00.93 r 413
2003-09-10 18:40:06 C 01 31 12.044 -08 28 55.09 r 413
2003-09-10 18:54:05 C 01 31 11.333 -08 28 59.05 r 413
2003-09-11 01:11:57 C 01 30 52.81 -08 30 52.3 r 170
2003-09-11 01:23:43 C 01 30 52.20 -08 30 56.2 r 170
2003-09-11 02:22:50 C 01 30 49.16 -08 31 14.0 r 170
2003-09-11 02:29:33 C 01 30 48.80 -08 31 15.5 r 170
2003-09-14 12:12:10 C 01 26 35.00 -08 53 51.7 r 413
2003-09-14 12:40:11 C 01 26 33.45 -08 53 59.7 r 413
2003-09-15 00:30:13 C 01 25 55.00 -08 57 24.2 c 636
2003-09-15 00:35:53 C 01 25 54.66 -08 57 25.1 c 636
2003-09-15 00:41:33 C 01 25 54.33 -08 57 26.8 c 636
2003-09-15 07:00:09 C 01 25 33.86 -08 59 07.0 649
2003-09-15 07:09:36 C 01 25 33.31 -08 59 09.7 649
2003-09-15 07:16:41 C 01 25 32.89 -08 59 11.6 649
2003-09-15 07:26:06 C 01 25 32.37 -08 59 14.0 649
2003-09-16 18:56:57 C 01 23 34.687 -09 08 37.22 r 413
2003-09-16 19:04:56 C 01 23 34.217 -09 08 39.20 r 413
2003-09-17 07:41:07 C 01 22 52.32 -09 12 06.3 19.1 c 704
2003-09-17 07:59:24 C 01 22 51.25 -09 12 09.3 19.3 c 704
2003-09-17 08:34:41 C 01 22 49.23 -09 12 19.5 18.9 c 704
2003-09-17 12:52:02 C 01 22 35.041 -09 13 20.10 r 413
2003-09-17 12:56:02 C 01 22 34.799 -09 13 21.21 r 413
2003-09-17 13:00:02 C 01 22 34.569 -09 13 22.28 r 413
2003-09-17 16:11:15 C 01 22 23.467 -09 14 12.35 r 413
2003-09-17 16:13:25 C 01 22 23.343 -09 14 12.84 r 413
2003-09-17 16:15:35 C 01 22 23.216 -09 14 13.62 r 413
2003-09-17 22:38:54 C 01 22 01.74 -09 16 01.4 c 246
2003-09-17 22:40:11 C 01 22 01.68 -09 16 01.5 c 246
2003-09-17 22:41:45 C 01 22 01.59 -09 16 02.1 c 246
2003-09-17 22:44:36 C 01 22 01.42 -09 16 02.8 c 246
2003-09-17 22:46:12 C 01 22 01.34 -09 16 02.9 c 246
2003-09-17 22:47:30 C 01 22 01.26 -09 16 03.4 c 246
2003-09-18 12:14:36 C 01 21 15.521 -09 19 23.58 r 413
2003-09-18 16:35:25 C 01 21 00.180 -09 20 30.66 r 413
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2009-05-26 22:07:00 121889171.38 1 us 2380 -1 -1
2009-05-26 22:07:00 98764.1014 0.06 Hz 2380 -1 -1
2009-05-27 02:20:00 347400.556 0.5 Hz 8560 -14 -14
2009-05-27 03:30:00 121101107.34 15 us 8560 -14 -14
2009-06-07 00:30:00 86347.633 0.25 Hz 8560 -14 -14
2009-06-07 01:30:00 95268014.79 5 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)