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
2010-11-06 03:36:50 C 07 12 30.48 +04 08 22.5 u J51
2010-11-06 03:52:46 C 07 12 31.12 +04 07 13.6 c B06
2010-11-06 03:55:23 C 07 12 31.46 +04 07 03.3 c B06
2010-11-06 03:56:43 C 07 12 31.59 +04 06 58.5 c B06
2010-11-06 03:57:48 C 07 12 31.66 +04 06 55.2 c B06
2010-11-06 03:59:40 C 07 12 32.91 +04 06 56.9 w J47
2010-11-06 04:00:14 C 07 12 31.90 +04 06 45.4 c B06
2010-11-06 04:00:58 C 07 12 32.08 +04 06 42.6 c B06
2010-11-06 04:01:39 C 07 12 32.13 +04 06 40.0 c B06
2010-11-06 04:02:21 C 07 12 32.27 +04 06 37.2 c B06
2010-11-06 04:03:08 C 07 12 32.34 +04 06 34.4 c B06
2010-11-06 04:04:19 C 07 12 32.46 +04 06 30.2 c B06
2010-11-06 04:05:11 C 07 12 32.53 +04 06 26.9 c B06
2010-11-06 04:05:57 C 07 12 32.57 +04 06 24.8 c B06
2010-11-06 04:07:52 C 07 12 32.70 +04 06 17.9 c B06
2010-11-06 04:08:55 C 07 12 32.89 +04 06 13.3 c B06
2010-11-06 04:11:08 C 07 12 33.09 +04 06 05.6 c B06
2010-11-06 04:11:53 C 07 12 33.29 +04 06 02.1 c B06
2010-11-06 04:22:46 C 07 12 35.34 +04 05 31.0 w J47
2010-11-06 04:25:06 C 07 12 34.73 +04 05 12.9 c B06
2010-11-06 04:27:40 C 07 12 34.98 +04 05 03.4 c B06
2010-11-06 04:29:35 C 07 12 35.19 +04 04 56.3 c B06
2010-11-06 04:31:09 C 07 12 35.36 +04 04 50.6 c B06
2010-11-06 04:32:38 C 07 12 35.52 +04 04 44.8 c B06
2010-11-06 04:33:47 C 07 12 35.67 +04 04 40.7 c B06
2010-11-06 04:36:44 C 07 12 35.96 +04 04 30.1 c B06
2010-11-06 04:37:26 C 07 12 36.05 +04 04 27.1 c B06
2010-11-06 04:37:47 C 07 12 36.12 +04 04 25.7 c B06
2010-11-06 04:39:35 C 07 12 36.29 +04 04 19.3 c B06
2010-11-06 04:41:46 C 07 12 36.52 +04 04 10.9 c B06
2010-11-06 04:42:29 C 07 12 36.59 +04 04 08.6 c B06
2010-11-06 04:56:10 C 07 12 38.92 +04 03 26.8 w J47
2010-11-06 05:00:29 C 07 12 38.47 +04 02 59.8 d A77
2010-11-06 05:03:17 C 07 12 38.78 +04 02 49.5 d A77
2010-11-06 05:06:36 C 07 12 39.15 +04 02 37.1 d A77
2010-11-06 05:33:01 C 07 12 42.84 +04 01 10.3 w J47
2010-11-06 10:37:31 C 07 13 19.14 +03 42 26.8 o H47
2010-11-06 10:43:28 C 07 13 19.73 +03 42 05.3 o H47
2010-11-06 10:47:34 C 07 13 20.19 +03 41 49.9 o H47
2010-11-06 11:16:11 C 07 13 23.93 +03 40 05.4 u H10
2010-11-06 11:18:47 C 07 13 24.20 +03 39 55.9 u H10
2010-11-06 11:23:09 C 07 13 24.67 +03 39 39.8 u H10
2010-11-06 11:24:01 C 07 13 24.76 +03 39 36.6 u H10
2010-11-06 11:26:38 C 07 13 25.03 +03 39 27.0 u H10
2010-11-06 11:30:59 C 07 13 25.48 +03 39 11.3 u H10
2010-11-06 11:31:50 C 07 13 25.58 +03 39 07.9 u H10
2010-11-06 11:34:24 C 07 13 25.85 +03 38 58.6 u H10
2010-11-06 11:38:44 C 07 13 26.30 +03 38 42.8 u H10
2010-11-06 15:25:33 C 07 13 55.34 +03 25 56.7 r D96
2010-11-06 19:46:37 C 07 14 23.78 +03 09 22.1 r D18
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)