103P

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2010-10-21 (JD 2455491.0)
Eccentricity (e)0.6950806879 ± 8.50e-07
Semi-major axis (a)3.4719838601 AU ± 1.01e-05
Inclination (i)13.61944472° ± 8.09e-06
Long. of Asc. Node (Ω)219.75855271° ± 1.72e-05
Arg. of Perihelion (ω)181.20579728° ± 2.65e-05
Mean Anomaly (M)358.96974617° ± 5.77e-06
Mean Motion (n)0.1523511475°/day ± 6.62e-07
Perihelion dist (q)1.05867493 AU ± 4.26e-06
Aphelion dist (Q)5.88529279 AU ± 1.73e-05
Orbital Period6.46943787 yr ± 2.81e-05
Physical Parameters
Diameter1.600 km
Rotation Period18.100 h
NGA Sets
NGA Modelg(r)
Set 1
Interval 1 2010-03-01 — 2010-09-01
A1-1.54957190e-08 AU/d² ± 1.66e-10
A24.13637886e-09 AU/d² ± 9.05e-11
A3-1.80570947e-09 AU/d² ± 1.45e-10
Set 2
Interval 1 2010-09-01 — 2010-10-28
A13.83863289e-09 AU/d² ± 1.55e-10
A2-4.38193650e-09 AU/d² ± 1.74e-10
A3-5.63848079e-10 AU/d² ± 1.28e-10
Set 3
Interval 1 2010-10-28 — 2011-01-01
A14.59554332e-09 AU/d² ± 2.37e-10
A25.74301617e-09 AU/d² ± 1.24e-10
A32.27234321e-09 AU/d² ± 1.04e-10
Set 4
Interval 1 2011-01-01 — 2011-06-01
A1-1.71641261e-08 AU/d² ± 1.49e-10
A2-7.23628355e-09 AU/d² ± 1.09e-10
A3-6.29889614e-10 AU/d² ± 8.91e-11
Set 5
Interval 1 1900-01-01 — 2100-01-01
S(R)-44.7 km ± 1.94e+01
S(T)258.1 km ± 2.51e+01
S(N)397.7 km ± 1.31e+01
Orbit Solution
SourceIAA
Solution Date2026-06-08
RMS Residual0.700″
Uncertainty0
Orbit TypeAmor
MOID0.065145 AU
Observations Used8892
Radar Obs Used6
Oppositions33
Arc Total1986-2025
First Observation Used1997-05-02
Last Observation Used2025-04-28
Observations (9766)
Date Type RA Dec Mag Band Observatory
2010-11-09 11:06:11 C 07 20 53.51 -00 21 25.7 o G68
2010-11-09 11:13:31 C 07 20 52.74 -00 21 43.9 o H47
2010-11-09 11:23:04 C 07 20 53.54 -00 22 13.5 o H47
2010-11-09 11:34:40 C 07 20 54.45 -00 22 49.0 o H47
2010-11-09 11:36:10 C 07 20 55.91 -00 22 57.7 o G68
2010-11-09 12:35:51 C 07 21 00.67 -00 26 02.3 o G68
2010-11-09 13:05:51 C 07 21 03.10 -00 27 33.8 o G68
2010-11-10 04:16:42 C 07 22 24.28 -01 13 21.0 c 442
2010-11-10 04:18:21 C 07 22 24.41 -01 13 25.8 c 442
2010-11-10 04:49:41 C 07 22 29.38 -01 13 59.9 w I32
2010-11-10 04:52:23 C 07 22 29.59 -01 14 07.8 w I32
2010-11-10 04:55:04 C 07 22 29.83 -01 14 15.7 w I32
2010-11-10 08:41:17 C 07 22 47.82 -01 26 15.5 r 850
2010-11-10 09:10:40 C 07 22 49.99 -01 27 41.6 r 850
2010-11-10 09:39:20 C 07 22 52.10 -01 29 05.3 r 850
2010-11-10 10:10:12 C 07 22 54.34 -01 30 35.6 r 850
2010-11-10 11:16:24 C 07 22 59.35 -01 33 46.2 o H47
2010-11-10 11:25:54 C 07 23 00.06 -01 34 13.8 o H47
2010-11-10 11:34:07 C 07 23 00.62 -01 34 37.8 o H47
2010-11-10 16:41:04 C 07 23 28.59 -01 48 32.5 r D96
2010-11-10 16:57:18 C 07 23 29.78 -01 49 18.9 r D96
2010-11-11 00:42:46 C 07 24 08.12 -02 12 22.5 u 958
2010-11-11 01:13:03 C 07 24 10.38 -02 13 47.9 u 958
2010-11-11 01:24:18 C 07 24 11.21 -02 14 19.8 u 958
2010-11-11 02:47:42 C 07 24 17.05 -02 18 14.0 u 958
2010-11-11 02:53:44 C 07 24 17.54 -02 18 31.0 u 958
2010-11-11 15:32:03 C 07 25 14.872 -02 53 09.63 L 568
2010-11-11 15:33:00 C 07 25 14.935 -02 53 12.24 L 568
2010-11-11 15:33:42 C 07 25 14.980 -02 53 14.15 L 568
2010-11-11 15:34:28 C 07 25 15.027 -02 53 16.24 L 568
2010-11-11 15:34:55 C 07 25 15.056 -02 53 17.43 L 568
2010-11-11 15:37:24 C 07 25 15.214 -02 53 24.22 L 568
2010-11-11 15:37:52 C 07 25 15.243 -02 53 25.43 L 568
2010-11-12 04:17:03 C 07 26 12.15 -03 27 34.5 c 442
2010-11-12 04:20:28 C 07 26 12.41 -03 27 43.8 c 442
2010-11-12 18:11:28 C 07 27 11.49 -04 03 38.2 u D95
2010-11-12 18:15:22 C 07 27 11.72 -04 03 48.3 u D95
2010-11-12 18:15:58 C 07 27 11.76 -04 03 50.2 u D95
2010-11-13 01:05:51 C 07 27 41.15 -04 21 04.8 r J37
2010-11-13 01:20:47 C 07 27 41.70 -04 21 45.7 w A06
2010-11-13 01:28:22 C 07 27 42.39 -04 22 07.3 w 945
2010-11-13 01:29:34 C 07 27 42.47 -04 22 09.6 w 945
2010-11-13 01:31:14 C 07 27 42.32 -04 22 11.8 w A06
2010-11-13 01:32:00 C 07 27 42.56 -04 22 15.7 w 945
2010-11-13 01:33:44 C 07 27 42.72 -04 22 19.2 w 945
2010-11-13 01:36:14 C 07 27 42.75 -04 22 26.0 w 945
2010-11-13 01:42:23 C 07 27 42.98 -04 22 40.0 w A06
2010-11-13 02:00:04 C 07 27 44.41 -04 23 21.7 r J37
2010-11-13 02:02:40 C 07 27 44.45 -04 23 27.9 r J37
2010-11-13 09:46:24 C 07 28 14.45 -04 42 37.1 w H06
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2010-10-24 07:50:00 -35963.2427 0.5 Hz 2380 -1 -1
2010-10-24 08:02:00 123053086.64 4 us 2380 -1 -1
2010-10-25 07:34:00 124535088.24 1.5 us 2380 -1 -1
2010-10-26 09:26:00 126533148.82 2 us 2380 -1 -1
2010-10-27 07:40:00 128543233.13 3 us 2380 -1 -1
2010-10-29 09:34:00 133954458.1 3 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)