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
2010-11-13 09:50:17 C 07 28 14.64 -04 42 46.6 w H06
2010-11-13 09:54:05 C 07 28 14.87 -04 42 56.3 w H06
2010-11-13 09:59:53 C 07 28 15.17 -04 43 10.1 w H06
2010-11-13 10:03:44 C 07 28 15.39 -04 43 20.0 w H06
2010-11-13 10:38:07 C 07 28 16.58 -04 44 44.1 o H47
2010-11-13 10:44:06 C 07 28 16.87 -04 44 58.4 o H47
2010-11-13 10:49:10 C 07 28 17.16 -04 45 11.1 o H47
2010-11-13 23:43:05 C 07 29 07.68 -05 16 27.6 o A92
2010-11-13 23:58:38 C 07 29 08.56 -05 17 04.2 o A92
2010-11-14 00:09:55 C 07 29 09.10 -05 17 31.4 o A92
2010-11-14 01:24:27 C 07 29 13.09 -05 20 26.7 i 071
2010-11-14 01:25:37 C 07 29 13.19 -05 20 29.4 i 071
2010-11-14 01:26:47 C 07 29 13.18 -05 20 31.6 i 071
2010-11-14 01:27:58 C 07 29 13.18 -05 20 33.7 i 071
2010-11-14 01:29:08 C 07 29 13.31 -05 20 37.9 i 071
2010-11-14 01:30:19 C 07 29 13.40 -05 20 40.3 i 071
2010-11-14 01:31:28 C 07 29 13.44 -05 20 42.9 i 071
2010-11-14 01:32:38 C 07 29 13.47 -05 20 45.7 i 071
2010-11-14 01:33:49 C 07 29 13.58 -05 20 49.1 i 071
2010-11-14 01:35:00 C 07 29 13.63 -05 20 51.8 i 071
2010-11-14 01:35:34 C 07 29 14.48 -05 20 52.2 w 232
2010-11-14 01:36:12 C 07 29 13.69 -05 20 54.7 i 071
2010-11-14 01:37:22 C 07 29 13.76 -05 20 57.4 i 071
2010-11-14 01:38:03 C 07 29 14.62 -05 20 58.1 w 232
2010-11-14 01:38:33 C 07 29 13.82 -05 21 00.2 i 071
2010-11-14 01:39:44 C 07 29 13.87 -05 21 03.0 i 071
2010-11-14 01:40:54 C 07 29 13.94 -05 21 05.9 i 071
2010-11-14 01:42:23 C 07 29 13.99 -05 21 09.0 i 071
2010-11-14 01:42:56 C 07 29 14.87 -05 21 09.9 w 232
2010-11-14 01:43:33 C 07 29 14.01 -05 21 11.8 i 071
2010-11-14 01:44:43 C 07 29 14.14 -05 21 14.3 i 071
2010-11-14 01:45:53 C 07 29 14.18 -05 21 17.3 i 071
2010-11-14 01:46:57 C 07 29 14.48 -05 21 23.5 u A71
2010-11-14 01:47:03 C 07 29 14.26 -05 21 20.4 i 071
2010-11-14 01:48:14 C 07 29 14.28 -05 21 22.9 i 071
2010-11-14 01:50:36 C 07 29 14.43 -05 21 28.8 i 071
2010-11-14 01:51:47 C 07 29 14.45 -05 21 31.1 i 071
2010-11-14 01:52:15 C 07 29 14.76 -05 21 36.0 u A71
2010-11-14 01:52:57 C 07 29 14.50 -05 21 33.8 i 071
2010-11-14 01:54:52 C 07 29 14.89 -05 21 42.0 u A71
2010-11-14 01:58:48 C 07 29 14.81 -05 21 48.1 i 071
2010-11-14 02:00:50 C 07 29 14.90 -05 21 53.0 i 071
2010-11-14 02:02:02 C 07 29 14.90 -05 21 54.7 i 071
2010-11-14 02:03:12 C 07 29 15.09 -05 21 58.5 i 071
2010-11-14 02:04:24 C 07 29 15.12 -05 22 00.9 i 071
2010-11-14 02:05:34 C 07 29 15.19 -05 22 04.0 i 071
2010-11-14 02:06:45 C 07 29 15.27 -05 22 07.1 i 071
2010-11-14 02:07:55 C 07 29 15.30 -05 22 09.8 i 071
2010-11-14 02:09:05 C 07 29 15.33 -05 22 11.5 i 071
2010-11-14 02:10:15 C 07 29 15.45 -05 22 15.4 i 071
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)