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
2010-10-12 00:39:11 C 03 20 55.93 +54 40 14.4 c B96
2010-10-12 01:05:21 C 03 21 13.52 +54 39 18.4 o 046
2010-10-12 01:18:40 C 03 21 22.85 +54 38 47.7 o 046
2010-10-12 01:19:25 C 03 21 23.39 +54 38 45.8 o 046
2010-10-12 01:20:11 C 03 21 23.93 +54 38 44.2 o 046
2010-10-12 01:20:52 C 03 21 24.39 +54 38 42.6 o 046
2010-10-12 01:59:52 C 03 21 52.31 +54 37 08.2 u C28
2010-10-12 02:07:33 C 03 21 57.53 +54 36 52.6 c B82
2010-10-12 02:08:01 C 03 21 57.85 +54 36 51.7 c B82
2010-10-12 02:08:28 C 03 21 58.17 +54 36 50.5 c B82
2010-10-12 04:11:32 C 03 23 24.82 +54 32 01.2 d A77
2010-10-12 04:20:36 C 03 23 31.08 +54 31 38.7 d A77
2010-10-12 04:22:26 C 03 23 41.63 +54 31 26.9 o H10
2010-10-12 04:24:04 C 03 23 42.82 +54 31 23.0 o H10
2010-10-12 04:30:49 C 03 23 38.32 +54 31 13.2 d A77
2010-10-12 04:34:26 C 03 23 40.86 +54 31 04.0 d A77
2010-10-12 05:46:00 C 03 24 40.64 +54 28 21.6 o H10
2010-10-12 05:57:27 C 03 24 48.62 +54 27 55.9 o H10
2010-10-12 06:25:54 C 03 25 07.17 +54 26 54.7 o 850
2010-10-12 06:56:02 C 03 25 28.04 +54 25 42.7 o 850
2010-10-12 07:22:29 C 03 25 46.52 +54 24 39.5 o 850
2010-10-12 10:05:41 C 03 27 40.12 +54 17 48.8 o 850
2010-10-12 10:37:54 C 03 28 02.64 +54 16 24.3 o 850
2010-10-12 14:02:37 C 03 30 31.56 +54 08 04.1 u F65
2010-10-12 14:04:56 C 03 30 33.17 +54 07 57.8 u F65
2010-10-12 14:07:07 C 03 30 34.63 +54 07 52.2 u F65
2010-10-12 14:09:03 C 03 30 36.01 +54 07 47.0 u F65
2010-10-12 14:10:58 C 03 30 37.35 +54 07 41.6 u F65
2010-10-12 14:12:54 C 03 30 38.67 +54 07 36.6 u F65
2010-10-12 14:13:54 C 03 30 39.32 +54 07 34.1 u F65
2010-10-12 20:32:34 C 03 35 18.93 +53 50 05.8 o A92
2010-10-12 20:49:58 C 03 35 31.17 +53 49 20.4 o A92
2010-10-12 20:57:22 C 03 35 36.43 +53 49 01.5 o A92
2010-10-12 21:00:11 C 03 35 39.66 +53 48 35.7 c J01
2010-10-12 21:01:35 C 03 35 40.68 +53 48 32.0 c J01
2010-10-12 21:04:22 C 03 35 42.66 +53 48 24.9 c J01
2010-10-12 21:09:58 C 03 35 45.35 +53 48 28.4 o A92
2010-10-12 21:50:06 C 03 36 13.96 +53 46 27.3 u 510
2010-10-12 21:57:23 C 03 36 20.82 +53 46 12.1 c J40
2010-10-12 21:59:05 C 03 36 20.30 +53 46 03.7 u 510
2010-10-12 22:08:04 C 03 36 26.63 +53 45 40.1 u 510
2010-10-12 22:10:38 C 03 36 30.19 +53 45 37.7 c J40
2010-10-12 22:25:24 C 03 36 40.61 +53 44 59.1 c J40
2010-10-12 23:50:57 C 03 37 36.95 +53 41 11.6 c 583
2010-10-12 23:51:44 C 03 37 37.49 +53 41 09.4 c 583
2010-10-12 23:52:26 C 03 37 37.97 +53 41 07.4 c 583
2010-10-12 23:53:14 C 03 37 38.53 +53 41 05.2 c 583
2010-10-12 23:59:40 C 03 37 42.98 +53 40 47.1 c 583
2010-10-13 00:00:26 C 03 37 43.52 +53 40 45.0 c 583
2010-10-13 00:01:22 C 03 37 44.16 +53 40 42.2 c 583
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)