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
2012-02-24 19:38:44 C 08 09 01.87 +42 33 43.7 c A24
2012-02-24 19:39:46 C 08 09 01.82 +42 33 44.1 c A24
2012-02-24 19:40:48 C 08 09 01.72 +42 33 44.1 c A24
2012-02-24 19:41:51 C 08 09 01.65 +42 33 43.9 c A24
2012-02-24 20:48:52 C 08 08 56.93 +42 33 46.7 c A24
2012-02-24 20:49:54 C 08 08 56.92 +42 33 46.7 c A24
2012-02-24 20:50:56 C 08 08 56.83 +42 33 46.2 c A24
2012-02-24 20:51:59 C 08 08 56.74 +42 33 46.2 c A24
2012-02-25 19:28:10 C 08 07 27.15 +42 34 14.4 c A24
2012-02-25 19:29:12 C 08 07 27.09 +42 34 14.3 c A24
2012-02-25 19:30:14 C 08 07 27.02 +42 34 14.2 c A24
2012-02-25 20:36:26 C 08 07 22.55 +42 34 15.0 c A24
2012-02-25 20:37:28 C 08 07 22.49 +42 34 15.2 c A24
2012-02-25 20:38:30 C 08 07 22.44 +42 34 15.3 c A24
2012-02-25 20:39:33 C 08 07 22.30 +42 34 15.2 c A24
2012-02-26 05:21:40 C 08 06 48.41 +42 34 20.6 18.5 c 704
2012-02-26 05:38:16 C 08 06 47.09 +42 34 19.6 u H45
2012-02-26 05:38:54 C 08 06 47.27 +42 34 20.7 18.6 c 704
2012-02-26 05:40:23 C 08 06 46.93 +42 34 19.6 u H45
2012-02-26 05:42:33 C 08 06 46.80 +42 34 19.6 u H45
2012-02-26 05:44:46 C 08 06 46.66 +42 34 19.6 u H45
2012-02-26 05:48:46 C 08 06 46.39 +42 34 19.6 u H45
2012-02-26 05:55:59 C 08 06 46.08 +42 34 21.1 18.7 c 704
2012-02-26 06:13:01 C 08 06 44.96 +42 34 20.5 18.6 c 704
2012-02-26 06:30:25 C 08 06 43.81 +42 34 20.4 18.3 c 704
2012-02-27 00:40:14 C 08 05 35.08 +42 34 11.9 u I17
2012-02-27 01:04:36 C 08 05 33.49 +42 34 13.6 u I17
2012-02-27 01:30:10 C 08 05 31.80 +42 34 13.5 u I17
2012-03-01 02:20:57 C 08 01 12.90 +42 31 18.9 r 703
2012-03-01 02:28:13 C 08 01 12.39 +42 31 18.5 r 703
2012-03-01 02:35:37 C 08 01 12.00 +42 31 17.1 r 703
2012-03-01 02:42:51 C 08 01 11.46 +42 31 16.7 r 703
2012-03-12 07:46:42 C 07 50 00.671 +41 49 59.96 L F51
2012-03-12 08:03:30 C 07 50 00.168 +41 49 55.97 L F51
2012-03-12 08:20:58 C 07 49 59.651 +41 49 51.87 L F51
2012-03-12 08:38:06 C 07 49 59.146 +41 49 47.72 L F51
2012-03-13 21:14:22 C 07 49 05.59 +41 41 01.2 c A24
2012-03-13 21:15:24 C 07 49 05.61 +41 41 00.7 c A24
2012-03-13 21:16:25 C 07 49 05.60 +41 40 59.9 c A24
2012-03-13 21:17:28 C 07 49 05.54 +41 41 00.3 c A24
2012-03-13 22:21:37 C 07 49 03.99 +41 40 43.5 c A24
2012-03-13 22:22:40 C 07 49 03.93 +41 40 43.6 c A24
2012-03-13 22:23:41 C 07 49 03.97 +41 40 43.5 c A24
2012-03-13 22:24:44 C 07 49 03.93 +41 40 43.3 c A24
2012-03-14 18:53:10 C 07 48 38.45 +41 35 32.7 u B88
2012-03-14 19:09:20 C 07 48 38.12 +41 35 28.8 u B88
2012-03-14 19:25:30 C 07 48 37.76 +41 35 24.6 u B88
2012-03-14 21:58:18 C 07 48 34.45 +41 34 45.7 c A24
2012-03-14 21:59:21 C 07 48 34.44 +41 34 45.1 c A24
2012-03-14 22:00:22 C 07 48 34.41 +41 34 44.7 c A24
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)