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
2010-10-02 23:07:05 C 01 02 55.70 +55 55 53.9 c J78
2010-10-02 23:35:45 C 01 03 08.97 +55 56 18.3 u 958
2010-10-02 23:48:28 C 01 03 14.89 +55 56 31.1 u 958
2010-10-02 23:54:50 C 01 03 17.83 +55 56 37.3 u 958
2010-10-03 00:01:13 C 01 03 20.82 +55 56 43.9 u 958
2010-10-03 00:07:36 C 01 03 23.78 +55 56 50.6 u 958
2010-10-03 00:44:00 C 01 03 40.71 +55 57 25.7 u 958
2010-10-03 00:48:29 C 01 03 42.88 +55 57 30.2 u 958
2010-10-03 02:45:00 C 01 04 44.64 +55 59 10.3 o H10
2010-10-03 02:58:03 C 01 04 50.95 +55 59 25.3 o H10
2010-10-03 18:55:31 C 01 12 51.61 +56 13 39.1 d A77
2010-10-03 19:05:24 C 01 12 56.61 +56 13 49.2 d A77
2010-10-03 19:16:28 C 01 13 02.30 +56 13 59.5 d A77
2010-10-03 19:39:02 C 01 13 13.21 +56 14 11.7 v 987
2010-10-03 19:40:04 C 01 13 13.78 +56 14 13.0 v 987
2010-10-03 19:40:55 C 01 13 14.01 +56 14 13.2 v 987
2010-10-03 19:43:45 C 01 13 15.86 +56 14 16.6 v 987
2010-10-03 19:45:27 C 01 13 16.69 +56 14 18.2 v 987
2010-10-03 20:15:14 C 01 13 31.67 +56 14 55.4 c 215
2010-10-03 20:15:31 C 01 13 31.81 +56 14 55.7 c 215
2010-10-03 20:15:48 C 01 13 31.94 +56 14 56.0 c 215
2010-10-03 21:49:47 C 01 14 19.98 +56 16 12.3 o J16
2010-10-03 21:56:57 C 01 14 23.56 +56 16 18.4 o J16
2010-10-04 00:21:50 C 01 15 35.99 +56 18 25.2 c B82
2010-10-04 00:22:45 C 01 15 36.47 +56 18 26.0 c B82
2010-10-04 00:23:40 C 01 15 36.92 +56 18 26.7 c B82
2010-10-04 01:20:34 C 01 16 05.85 +56 19 10.5 c B82
2010-10-04 01:21:02 C 01 16 06.06 +56 19 10.6 c B82
2010-10-04 01:21:30 C 01 16 06.31 +56 19 10.8 c B82
2010-10-04 01:21:57 C 01 16 06.49 +56 19 10.8 c B82
2010-10-04 19:27:16 C 01 25 57.76 +56 31 41.9 o C10
2010-10-04 19:30:53 C 01 26 00.45 +56 31 42.8 c J01
2010-10-04 19:31:48 C 01 25 51.46 +56 31 57.5 u 379
2010-10-04 19:36:46 C 01 25 54.12 +56 32 00.2 u 379
2010-10-04 19:36:58 C 01 26 03.78 +56 31 47.5 c J01
2010-10-04 19:38:40 C 01 25 55.17 +56 32 01.0 u 379
2010-10-04 19:39:20 C 01 26 04.37 +56 31 51.0 o C10
2010-10-04 19:40:33 C 01 25 56.18 +56 32 01.9 u 379
2010-10-04 19:52:27 C 01 26 12.32 +56 31 59.1 c J01
2010-10-04 20:01:26 C 01 26 16.47 +56 32 07.1 o C10
2010-10-04 20:10:00 C 01 26 21.13 +56 32 13.4 o C10
2010-10-04 20:46:05 C 01 26 41.34 +56 32 43.7 c 213
2010-10-04 20:47:17 C 01 26 42.03 +56 32 45.0 c 213
2010-10-04 20:48:29 C 01 26 42.70 +56 32 45.6 c 213
2010-10-05 00:02:26 C 01 28 27.83 +56 34 50.7 u 958
2010-10-05 00:08:22 C 01 28 35.02 +56 34 21.0 c 762
2010-10-05 00:12:38 C 01 28 33.29 +56 34 56.8 u 958
2010-10-05 00:38:33 C 01 28 46.58 +56 35 06.1 c B82
2010-10-05 00:40:23 C 01 28 47.60 +56 35 07.2 c B82
2010-10-05 00:41:18 C 01 28 48.09 +56 35 07.8 c B82
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)