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
2010-12-07 13:07:06 C 07 37 01.41 -17 15 18.2 r 423
2010-12-07 13:12:23 C 07 37 01.27 -17 15 20.7 r 423
2010-12-08 02:48:19 C 07 36 43.52 -17 22 14.6 u 958
2010-12-08 02:57:08 C 07 36 43.30 -17 22 19.6 u 958
2010-12-08 03:06:32 C 07 36 42.98 -17 22 23.1 u 958
2010-12-08 03:16:20 C 07 36 42.82 -17 22 27.3 u 958
2010-12-08 03:41:42 C 07 36 42.11 -17 22 39.2 u 958
2010-12-08 08:34:45 C 07 36 36.74 -17 24 47.4 u H10
2010-12-08 08:38:18 C 07 36 36.64 -17 24 49.1 u H10
2010-12-08 08:49:55 C 07 36 36.32 -17 24 54.2 u H10
2010-12-08 09:16:24 C 07 36 35.58 -17 25 05.0 u H10
2010-12-08 09:19:20 C 07 36 35.49 -17 25 06.4 u H10
2010-12-08 09:23:11 C 07 36 35.38 -17 25 08.0 u H10
2010-12-08 09:26:49 C 07 36 35.29 -17 25 09.6 u H10
2010-12-08 10:26:48 C 07 36 33.71 -17 25 36.0 r H10
2010-12-08 12:16:56 C 07 36 30.58 -17 26 21.9 o H10
2010-12-08 12:53:19 C 07 36 29.62 -17 26 36.7 o H10
2010-12-08 15:43:46 C 07 36 27.74 -17 27 53.7 o D93
2010-12-08 15:45:06 C 07 36 27.66 -17 27 53.9 o D93
2010-12-08 15:46:26 C 07 36 27.72 -17 27 54.2 o D93
2010-12-09 10:20:43 C 07 36 01.91 -17 35 25.6 o H10
2010-12-09 10:40:45 C 07 36 01.38 -17 35 33.3 o H10
2010-12-09 15:43:22 C 07 35 55.15 -17 37 01.5 r D96
2010-12-09 16:15:28 C 07 35 54.22 -17 37 12.4 r D96
2010-12-10 03:35:48 C 07 35 37.49 -17 41 50.9 u 958
2010-12-10 03:51:33 C 07 35 37.06 -17 41 56.0 u 958
2010-12-10 04:01:18 C 07 35 36.74 -17 41 59.9 u 958
2010-12-10 04:12:11 C 07 35 38.17 -17 41 34.6 I40
2010-12-10 04:14:28 C 07 35 38.11 -17 41 35.2 I40
2010-12-11 00:22:45 C 07 35 08.05 -17 48 40.0 c J47
2010-12-11 01:04:29 C 07 35 06.30 -17 48 57.3 c 232
2010-12-11 01:15:02 C 07 35 05.97 -17 49 00.6 c 232
2010-12-11 01:25:40 C 07 35 05.63 -17 49 04.1 c 232
2010-12-11 01:47:26 C 07 35 04.89 -17 49 11.6 v C09
2010-12-11 01:53:37 C 07 35 04.69 -17 49 13.6 v C09
2010-12-11 01:59:47 C 07 35 04.52 -17 49 15.2 v C09
2010-12-11 02:16:17 C 07 35 03.86 -17 49 16.9 v C09
2010-12-11 02:52:56 C 07 35 02.95 -17 49 31.0 u 958
2010-12-11 02:59:47 C 07 35 02.51 -17 49 33.3 u 160
2010-12-11 03:02:17 C 07 35 02.41 -17 49 34.4 u 160
2010-12-11 03:04:37 C 07 35 02.35 -17 49 34.4 u 160
2010-12-11 03:05:39 C 07 35 02.46 -17 49 33.4 u 958
2010-12-11 03:18:20 C 07 35 02.16 -17 49 38.9 u 958
2010-12-11 03:46:40 C 07 35 01.50 -17 49 44.5 c J47
2010-12-11 06:16:23 C 07 34 56.73 -17 50 27.5 c J47
2010-12-11 07:53:36 C 07 34 55.92 -17 50 59.1 u H10
2010-12-11 07:58:42 C 07 34 55.75 -17 51 00.7 u H10
2010-12-11 08:05:26 C 07 34 55.53 -17 51 02.8 u H10
2010-12-11 08:09:42 C 07 34 55.39 -17 51 04.0 u H10
2010-12-11 10:40:28 C 07 34 50.46 -17 51 47.7 o 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)