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
2010-11-15 01:18:59 C 07 30 37.46 -06 15 30.6 w 945
2010-11-15 01:20:13 C 07 30 37.51 -06 15 33.6 w 945
2010-11-15 10:09:40 C 07 31 05.41 -06 35 01.1 u H10
2010-11-15 10:12:23 C 07 31 05.50 -06 35 07.0 u H10
2010-11-15 10:15:05 C 07 31 05.63 -06 35 13.0 u H10
2010-11-15 10:17:49 C 07 31 05.75 -06 35 19.0 u H10
2010-11-15 10:20:32 C 07 31 05.88 -06 35 24.9 u H10
2010-11-15 10:23:13 C 07 31 05.99 -06 35 31.0 u H10
2010-11-15 16:53:43 C 07 31 27.30 -06 49 40.5 u 379
2010-11-15 16:54:15 C 07 31 27.31 -06 49 41.3 u 379
2010-11-15 17:11:25 C 07 31 28.03 -06 50 19.1 u 379
2010-11-15 17:12:09 C 07 31 28.05 -06 50 19.7 u 379
2010-11-15 17:13:37 C 07 31 28.12 -06 50 23.8 u 379
2010-11-15 17:14:43 C 07 31 28.18 -06 50 26.1 u 379
2010-11-16 07:53:30 C 07 32 13.15 -07 21 23.7 t H10
2010-11-16 07:55:11 C 07 32 13.23 -07 21 27.7 t H10
2010-11-16 09:50:36 C 07 32 17.83 -07 25 28.4 u H10
2010-11-16 09:53:55 C 07 32 17.96 -07 25 35.4 u H10
2010-11-16 09:57:16 C 07 32 18.09 -07 25 42.3 u H10
2010-11-16 11:34:55 C 07 32 22.37 -07 29 07.1 o G68
2010-11-16 11:49:56 C 07 32 22.97 -07 29 38.5 o G68
2010-11-16 12:04:56 C 07 32 23.35 -07 30 07.9 o G68
2010-11-16 12:19:55 C 07 32 24.09 -07 30 40.5 o G68
2010-11-17 04:11:28 C 07 33 08.09 -08 02 44.0 w 213
2010-11-17 04:22:31 C 07 33 08.47 -08 03 06.1 w 213
2010-11-17 04:34:48 C 07 33 08.94 -08 03 30.3 w 213
2010-11-17 05:02:05 C 07 33 09.79 -08 04 25.1 d A77
2010-11-17 05:04:58 C 07 33 09.90 -08 04 30.4 d A77
2010-11-17 05:07:52 C 07 33 10.01 -08 04 35.8 d A77
2010-11-17 10:34:44 C 07 33 24.73 -08 15 13.3 o H47
2010-11-17 10:41:12 C 07 33 24.96 -08 15 25.9 o H47
2010-11-17 10:48:03 C 07 33 25.21 -08 15 39.3 o H47
2010-11-17 16:49:42 C 07 33 42.14 -08 26 35.8 r D96
2010-11-17 17:04:12 C 07 33 42.62 -08 27 03.8 r D96
2010-11-17 17:15:38 C 07 33 43.15 -08 28 11.5 u 379
2010-11-17 17:16:41 C 07 33 43.17 -08 28 13.7 u 379
2010-11-17 17:42:38 C 07 33 43.99 -08 29 03.8 u 379
2010-11-18 11:12:04 C 07 34 25.54 -09 01 55.3 u H10
2010-11-18 11:16:09 C 07 34 25.65 -09 02 02.7 u H10
2010-11-18 11:17:31 C 07 34 25.69 -09 02 05.4 u H10
2010-11-18 11:21:39 C 07 34 25.80 -09 02 12.7 u H10
2010-11-18 11:23:01 C 07 34 25.86 -09 02 15.5 u H10
2010-11-18 11:27:04 C 07 34 25.95 -09 02 22.7 u H10
2010-11-18 11:28:26 C 07 34 26.00 -09 02 25.0 u H10
2010-11-18 11:32:33 C 07 34 26.14 -09 02 33.1 u H10
2010-11-18 11:33:55 C 07 34 26.16 -09 02 35.5 u H10
2010-11-18 11:38:02 C 07 34 26.30 -09 02 42.9 u H10
2010-11-18 12:41:26 C 07 34 28.18 -09 04 41.2 u H10
2010-11-18 12:46:49 C 07 34 28.34 -09 04 51.3 u H10
2010-11-18 12:51:46 C 07 34 28.47 -09 05 00.3 u H10
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)