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
2010-11-05 09:16:08 C 07 10 12.78 +05 17 59.5 u H45
2010-11-05 09:17:54 C 07 10 12.99 +05 17 52.6 u H45
2010-11-05 09:21:02 C 07 10 13.36 +05 17 40.6 u H45
2010-11-05 09:35:04 C 07 10 15.49 +05 16 48.4 r H10
2010-11-05 09:57:21 C 07 10 18.04 +05 15 21.5 r H10
2010-11-05 10:29:43 C 07 10 21.12 +05 13 17.0 o H47
2010-11-05 10:37:42 C 07 10 22.04 +05 12 45.9 o H47
2010-11-05 10:46:24 C 07 10 23.05 +05 12 12.2 o H47
2010-11-05 16:55:05 C 07 11 11.75 +04 48 34.0 u 379
2010-11-05 17:03:04 C 07 11 12.59 +04 48 03.3 u 379
2010-11-05 17:11:04 C 07 11 13.48 +04 47 33.0 u 379
2010-11-05 17:14:45 C 07 11 13.96 +04 47 18.6 u 379
2010-11-05 17:53:19 C 07 11 18.42 +04 44 52.0 u 900
2010-11-05 18:01:09 C 07 11 19.02 +04 44 19.1 u D95
2010-11-05 18:01:45 C 07 11 19.09 +04 44 16.9 u D95
2010-11-05 18:03:52 C 07 11 19.60 +04 44 11.9 u 900
2010-11-05 18:06:57 C 07 11 19.68 +04 43 57.2 u D95
2010-11-05 19:13:50 C 07 11 28.57 +04 39 50.7 r D18
2010-11-05 19:18:03 C 07 11 29.07 +04 39 34.3 r D18
2010-11-05 19:23:59 C 07 11 29.63 +04 39 12.3 r D18
2010-11-05 19:29:13 C 07 11 30.22 +04 38 53.2 r D18
2010-11-05 19:33:22 C 07 11 30.79 +04 38 36.9 r D18
2010-11-05 19:44:11 C 07 11 31.95 +04 37 57.3 r D18
2010-11-05 19:48:25 C 07 11 32.36 +04 37 40.4 r D18
2010-11-05 19:59:34 C 07 11 33.70 +04 36 58.8 r D18
2010-11-05 20:06:02 C 07 11 34.47 +04 36 32.4 r D18
2010-11-05 20:09:18 C 07 11 34.61 +04 36 21.8 r D18
2010-11-05 20:16:47 C 07 11 35.51 +04 35 53.7 r D18
2010-11-05 20:20:54 C 07 11 35.97 +04 35 37.1 r D18
2010-11-05 20:27:03 C 07 11 36.73 +04 35 13.8 r D18
2010-11-05 20:35:19 C 07 11 37.51 +04 34 42.6 r D18
2010-11-05 20:39:27 C 07 11 38.02 +04 34 27.6 r D18
2010-11-05 20:47:42 C 07 11 38.86 +04 33 55.5 r D18
2010-11-05 21:09:18 C 07 11 41.56 +04 32 34.6 r D18
2010-11-05 21:12:23 C 07 11 41.87 +04 32 23.3 r D18
2010-11-05 21:15:33 C 07 11 42.21 +04 32 11.3 r D18
2010-11-05 21:26:21 C 07 11 43.36 +04 31 29.4 r D18
2010-11-06 00:31:20 C 07 12 08.48 +04 19 42.1 w B33
2010-11-06 00:34:07 C 07 12 08.74 +04 19 31.9 w B33
2010-11-06 00:55:32 C 07 12 10.36 +04 18 10.6 c 583
2010-11-06 00:56:18 C 07 12 10.43 +04 18 07.9 c 583
2010-11-06 00:57:28 C 07 12 10.55 +04 18 03.6 c 583
2010-11-06 00:58:15 C 07 12 10.63 +04 18 00.7 c 583
2010-11-06 01:15:18 C 07 12 12.56 +04 16 56.7 c 583
2010-11-06 01:16:04 C 07 12 12.66 +04 16 53.8 c 583
2010-11-06 01:16:40 C 07 12 12.72 +04 16 51.5 c 583
2010-11-06 01:17:26 C 07 12 12.79 +04 16 48.5 c 583
2010-11-06 02:42:07 C 07 12 24.45 +04 11 44.7 w J47
2010-11-06 03:10:06 C 07 12 27.59 +04 10 01.8 u J51
2010-11-06 03:23:39 C 07 12 29.05 +04 09 11.5 u J51
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)