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
2010-11-26 11:12:57 C 07 38 47.23 -13 44 26.3 w H11
2010-11-26 17:14:30 C 07 38 50.91 -13 51 19.2 u 379
2010-11-26 17:15:58 C 07 38 50.90 -13 51 20.6 u 379
2010-11-26 17:29:25 C 07 38 50.89 -13 51 35.4 u 379
2010-11-26 17:30:53 C 07 38 50.91 -13 51 37.1 u 379
2010-11-26 17:32:00 C 07 38 50.94 -13 51 38.9 u 379
2010-11-26 17:32:43 C 07 38 50.89 -13 51 39.6 u 379
2010-11-27 03:32:11 C 07 38 54.89 -14 02 49.2 w J01
2010-11-27 03:53:09 C 07 38 54.86 -14 03 12.1 w J01
2010-11-27 04:28:33 C 07 38 54.82 -14 03 50.8 w J01
2010-11-27 10:25:09 C 07 38 56.78 -14 10 15.8 u H45
2010-11-27 10:27:21 C 07 38 56.78 -14 10 18.0 u H45
2010-11-27 10:28:18 C 07 38 56.78 -14 10 19.1 u H45
2010-11-27 10:32:08 C 07 38 56.77 -14 10 23.0 u H45
2010-11-27 10:34:59 C 07 38 56.77 -14 10 26.2 u H45
2010-11-27 10:52:39 C 07 38 56.64 -14 10 44.0 o H47
2010-11-27 10:54:03 C 07 38 56.73 -14 10 47.1 u H45
2010-11-27 10:59:05 C 07 38 56.63 -14 10 50.7 o H47
2010-11-27 11:05:32 C 07 38 56.62 -14 10 57.6 o H47
2010-11-27 11:19:45 C 07 38 57.06 -14 11 13.8 u H10
2010-11-27 11:22:51 C 07 38 57.05 -14 11 16.7 u H10
2010-11-27 11:26:06 C 07 38 57.03 -14 11 20.6 u H10
2010-11-27 11:29:13 C 07 38 57.04 -14 11 24.1 u H10
2010-11-27 11:32:23 C 07 38 57.04 -14 11 27.2 u H10
2010-11-27 11:35:32 C 07 38 57.01 -14 11 30.8 u H10
2010-11-27 11:38:41 C 07 38 56.97 -14 11 34.3 u H10
2010-11-27 11:41:51 C 07 38 57.00 -14 11 37.7 u H10
2010-11-27 11:43:23 C 07 38 57.04 -14 11 38.5 u H10
2010-11-27 15:54:25 C 07 38 59.97 -14 16 07.4 u 379
2010-11-27 15:56:59 C 07 38 59.97 -14 16 10.9 u 379
2010-11-27 16:02:26 C 07 38 59.99 -14 16 16.0 u 379
2010-11-28 02:51:01 C 07 39 01.84 -14 27 38.5 u 958
2010-11-28 02:55:14 C 07 39 01.84 -14 27 43.1 u 958
2010-11-28 03:00:04 C 07 39 01.82 -14 27 47.8 u 958
2010-11-28 10:23:53 C 07 39 02.47 -14 35 16.6 o H47
2010-11-28 10:32:19 C 07 39 02.42 -14 35 25.1 o H47
2010-11-28 10:41:08 C 07 39 02.40 -14 35 34.1 o H47
2010-11-29 01:29:47 C 07 39 05.27 -14 50 17.2 w 945
2010-11-29 01:33:34 C 07 39 05.27 -14 50 21.1 w 945
2010-11-29 01:38:07 C 07 39 05.24 -14 50 25.5 w 945
2010-11-29 01:40:31 C 07 39 05.25 -14 50 27.0 w J38
2010-11-29 01:41:00 C 07 39 05.20 -14 50 28.2 w 945
2010-11-29 01:44:40 C 07 39 05.20 -14 50 31.0 w J38
2010-11-29 01:45:04 C 07 39 05.20 -14 50 32.4 w 945
2010-11-29 01:48:48 C 07 39 05.18 -14 50 35.0 w J38
2010-11-29 05:03:19 C 07 39 03.68 -14 53 42.1 d A77
2010-11-29 05:08:27 C 07 39 03.66 -14 53 46.8 d A77
2010-11-29 05:13:30 C 07 39 03.62 -14 53 51.5 d A77
2010-11-29 17:01:01 C 07 39 04.76 -15 04 56.9 o 300
2010-11-29 17:02:28 C 07 39 04.73 -15 04 58.5 o 300
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)