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
2015-03-17 03:36:26 C 06 38 14.36 +37 33 29.8 q G96
2015-03-17 03:43:37 C 06 38 14.46 +37 33 28.5 q G96
2015-03-17 03:50:49 C 06 38 14.58 +37 33 27.1 q G96
2015-03-17 03:57:59 C 06 38 14.65 +37 33 25.4 q G96
2015-04-20 03:56:26 C 07 14 34.14 +34 26 51.0 q 703
2015-04-20 04:07:20 C 07 14 34.81 +34 26 47.5 q 703
2015-04-20 04:18:14 C 07 14 35.57 +34 26 44.8 q 703
2015-04-20 04:29:08 C 07 14 36.27 +34 26 42.1 q 703
2016-10-10 02:37:01 C 03 32 59.21 +14 47 09.8 20.8 q J43
2016-10-10 02:49:29 C 03 32 58.76 +14 47 09.0 20.8 q J43
2016-10-10 03:01:56 C 03 32 58.34 +14 47 08.2 20.4 q J43
2016-10-10 03:14:22 C 03 32 57.88 +14 47 07.1 20.9 q J43
2016-10-10 11:23:19 C 03 32 41.25 +14 46 32.6 q G96
2016-10-10 11:29:32 C 03 32 41.06 +14 46 31.3 q G96
2016-10-10 11:35:42 C 03 32 40.86 +14 46 31.2 q G96
2016-10-10 11:41:52 C 03 32 40.64 +14 46 31.4 q G96
2016-10-12 13:52:21 C 03 30 55.269 +14 42 47.41 L F51
2016-10-12 14:09:08 C 03 30 54.646 +14 42 46.08 L F51
2016-10-12 14:25:48 C 03 30 54.039 +14 42 44.85 L F51
2016-10-12 14:42:30 C 03 30 53.418 +14 42 43.49 L F51
2016-10-23 06:57:44 C 03 20 32.97 +14 20 00.9 V G45
2016-10-23 08:12:02 C 03 20 29.68 +14 19 54.0 V G45
2016-10-23 09:20:05 C 03 20 26.54 +14 19 47.2 V G45
2016-10-23 09:24:21 C 03 20 26.38 +14 19 46.6 V G45
2016-10-24 09:54:44 C 03 19 20.77 +14 17 20.0 q G96
2016-10-24 10:05:00 C 03 19 20.31 +14 17 18.8 q G96
2016-10-24 10:15:29 C 03 19 19.88 +14 17 17.9 q G96
2016-10-24 10:21:41 C 03 19 19.57 +14 17 17.0 q G96
2016-11-07 08:13:24 C 03 03 27.50 +13 41 19.0 q G96
2016-11-07 08:32:31 C 03 03 26.53 +13 41 16.9 q G96
2016-11-07 08:38:50 C 03 03 26.21 +13 41 16.0 q G96
2016-11-19 06:56:51 C 02 49 47.87 +13 11 01.6 q G96
2016-11-19 07:04:50 C 02 49 47.50 +13 11 01.0 q G96
2016-11-19 07:15:40 C 02 49 46.98 +13 10 59.3 q G96
2016-11-19 07:24:00 C 02 49 46.61 +13 10 59.0 q G96
2016-11-20 08:50:28 C 02 48 37.43 +13 08 32.9 q G96
2016-11-20 08:57:29 C 02 48 37.05 +13 08 31.7 q G96
2016-11-20 09:01:03 C 02 48 36.92 +13 08 31.3 q G96
2016-11-27 12:03:22 C 02 41 17.712 +12 53 43.79 L F51
2016-11-27 12:07:47 C 02 41 17.521 +12 53 43.40 L F51
2016-11-27 12:16:40 C 02 41 17.156 +12 53 42.67 L F51
2016-11-29 09:44:45 C 02 39 29.350 +12 50 21.74 L F51
2016-11-29 09:49:10 C 02 39 29.162 +12 50 21.27 L F51
2016-11-29 09:53:37 C 02 39 28.984 +12 50 21.07 L F51
2016-11-29 09:58:02 C 02 39 28.799 +12 50 20.68 L F51
2016-11-29 10:03:10 C 02 39 28.611 +12 50 20.32 L F51
2016-11-29 10:12:00 C 02 39 28.236 +12 50 19.75 L F51
2016-11-29 10:16:27 C 02 39 28.077 +12 50 19.25 L F51
2016-12-05 03:04:02 C 02 34 30.09 +12 41 58.2 q G96
2016-12-05 03:11:45 C 02 34 29.84 +12 41 58.8 q G96
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)