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
2010-11-20 11:15:55 C 07 36 04.30 -10 25 30.3 u H10
2010-11-20 11:18:36 C 07 36 04.38 -10 25 34.2 u H10
2010-11-20 11:21:21 C 07 36 04.41 -10 25 38.8 u H10
2010-11-20 11:24:02 C 07 36 04.46 -10 25 43.5 u H10
2010-11-20 11:26:45 C 07 36 04.53 -10 25 47.7 u H10
2010-11-20 11:29:29 C 07 36 04.57 -10 25 52.2 u H10
2010-11-20 11:32:10 C 07 36 04.64 -10 25 56.8 u H10
2010-11-20 11:34:54 C 07 36 04.69 -10 26 01.0 u H10
2010-11-20 15:51:33 C 07 36 14.15 -10 32 59.2 u 379
2010-11-20 15:52:37 C 07 36 14.18 -10 33 00.9 u 379
2010-11-20 15:53:41 C 07 36 14.17 -10 33 02.5 u 379
2010-11-20 16:04:42 C 07 36 14.44 -10 33 20.5 u 379
2010-11-21 02:21:26 C 07 36 31.28 -10 49 52.3 w 232
2010-11-21 02:26:20 C 07 36 31.37 -10 50 00.2 w 232
2010-11-21 02:31:14 C 07 36 31.46 -10 50 08.1 w 232
2010-11-23 02:03:05 C 07 37 39.29 -12 01 04.2 u 958
2010-11-23 02:31:33 C 07 37 39.68 -12 01 46.4 u 958
2010-11-23 02:35:59 C 07 37 39.72 -12 01 52.7 u 958
2010-11-23 02:42:13 C 07 37 39.76 -12 02 01.4 u 958
2010-11-23 02:46:58 C 07 37 39.85 -12 02 08.2 u 958
2010-11-23 11:14:39 C 07 37 48.96 -12 13 50.2 u H10
2010-11-23 11:17:21 C 07 37 48.96 -12 13 54.3 u H10
2010-11-23 11:20:05 C 07 37 48.98 -12 13 57.9 u H10
2010-11-23 11:22:50 C 07 37 49.00 -12 14 01.9 u H10
2010-11-23 11:25:35 C 07 37 48.99 -12 14 05.2 u H10
2010-11-23 11:28:15 C 07 37 49.05 -12 14 09.0 u H10
2010-11-23 11:31:00 C 07 37 49.07 -12 14 12.9 u H10
2010-11-23 11:33:44 C 07 37 49.10 -12 14 16.5 u H10
2010-11-24 03:05:24 C 07 38 06.58 -12 35 11.7 w J47
2010-11-24 04:30:55 C 07 38 07.20 -12 37 04.9 w J47
2010-11-24 05:51:08 C 07 38 07.78 -12 38 50.7 w J47
2010-11-24 19:14:32 C 07 38 20.13 -12 56 11.0 u 900
2010-11-24 19:25:03 C 07 38 20.18 -12 56 24.4 u 900
2010-11-25 08:07:24 C 07 38 31.79 -13 12 15.1 u H10
2010-11-25 08:11:41 C 07 38 31.83 -13 12 19.8 u H10
2010-11-25 08:15:57 C 07 38 31.82 -13 12 25.1 u H10
2010-11-25 08:20:05 C 07 38 31.82 -13 12 30.3 u H10
2010-11-25 08:25:03 C 07 38 31.85 -13 12 36.2 u H10
2010-11-25 10:51:16 C 07 38 32.93 -13 15 39.1 o G68
2010-11-25 11:06:16 C 07 38 32.99 -13 15 57.4 o G68
2010-11-25 11:20:55 C 07 38 33.04 -13 16 15.4 o G68
2010-11-25 11:35:56 C 07 38 33.09 -13 16 33.7 o G68
2010-11-25 11:50:55 C 07 38 33.16 -13 16 52.0 o G68
2010-11-26 03:40:18 C 07 38 43.25 -13 35 45.6 u 958
2010-11-26 03:46:22 C 07 38 43.21 -13 35 52.7 w 213
2010-11-26 03:52:31 C 07 38 43.33 -13 36 00.3 u 958
2010-11-26 04:06:21 C 07 38 43.26 -13 36 16.0 w 213
2010-11-26 04:24:21 C 07 38 43.28 -13 36 36.8 w 213
2010-11-26 11:07:24 C 07 38 47.24 -13 44 20.1 w H11
2010-11-26 11:10:09 C 07 38 47.24 -13 44 23.2 w H11
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)