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
2023-08-14 12:09:28 C 01 01 12.878 +35 58 38.39 V T05
2023-08-14 12:14:02 C 01 01 13.697 +35 58 43.86 V T05
2023-08-14 21:01:31 C 01 02 53.33 +36 09 01.8 V C40
2023-08-14 21:13:09 C 01 02 55.69 +36 09 13.7 v L79
2023-08-14 21:14:30 C 01 02 55.76 +36 09 17.0 V C40
2023-08-14 21:17:09 C 01 02 56.41 +36 09 18.6 v L79
2023-08-14 21:21:02 C 01 02 57.18 +36 09 23.4 v L79
2023-08-14 21:27:12 C 01 02 58.14 +36 09 32.3 V C40
2023-08-14 23:32:17 C 01 03 21.73 +36 12 01.1 Z G23
2023-08-14 23:46:36 C 01 03 24.43 +36 12 18.2 Z G23
2023-08-14 23:55:22 C 01 03 26.126 +36 12 24.80 V I81
2023-08-15 00:00:32 C 01 03 27.096 +36 12 31.18 V I81
2023-08-15 00:22:14 C 01 03 31.226 +36 12 57.24 V I81
2023-08-15 00:27:21 C 01 03 32.196 +36 13 03.04 V I81
2023-08-15 01:15:30 C 01 03 41.12 +36 14 04.3 V G00
2023-08-15 01:17:37 C 01 03 41.56 +36 14 06.9 V G00
2023-08-15 01:19:44 C 01 03 41.91 +36 14 09.1 V G00
2023-08-15 01:57:38 B 01 03 48.90 +36 14 52.9 X M18
2023-08-15 02:14:18 B 01 03 52.11 +36 15 13.1 X M18
2023-08-15 02:30:59 B 01 03 55.24 +36 15 32.5 M18
2023-08-15 02:43:42 C 01 03 57.76 +36 15 49.2 V J01
2023-08-15 02:53:40 C 01 03 59.80 +36 16 01.7 V J01
2023-08-15 03:10:16 C 01 04 02.90 +36 16 21.5 V J01
2023-08-15 11:55:25 C 01 05 43.915 +36 26 44.56 V T05
2023-08-15 12:29:31 C 01 05 50.426 +36 27 25.60 V T05
2023-08-15 12:32:07 C 01 05 50.827 +36 27 28.30 V T05
2023-08-15 12:38:38 C 01 05 52.039 +36 27 36.00 V T05
2023-08-15 21:19:10 C 01 07 33.41 +36 37 38.1 V C40
2023-08-15 21:26:45 C 01 07 34.92 +36 37 46.9 V C40
2023-08-15 21:34:18 C 01 07 36.38 +36 37 56.1 V C40
2023-08-15 21:41:35 C 01 07 37.71 +36 38 04.6 V C40
2023-08-15 21:48:35 C 01 07 39.09 +36 38 13.0 V C40
2023-08-15 21:55:37 C 01 07 40.47 +36 38 21.2 V C40
2023-08-15 22:02:39 C 01 07 41.74 +36 38 30.0 V C40
2023-08-15 22:09:41 C 01 07 43.10 +36 38 38.1 V C40
2023-08-15 22:16:43 C 01 07 44.48 +36 38 46.7 V C40
2023-08-15 23:43:04 C 01 08 01.52 +36 40 24.9 Z Z09
2023-08-15 23:53:16 C 01 08 03.55 +36 40 37.2 Z Z09
2023-08-16 00:02:26 C 01 08 05.32 +36 40 48.0 Z Z09
2023-08-16 00:03:51 C 01 08 05.29 +36 40 51.3 V A98
2023-08-16 00:04:55 C 01 08 05.47 +36 40 52.3 V A98
2023-08-16 00:05:59 C 01 08 05.69 +36 40 53.6 V A98
2023-08-16 00:08:06 C 01 08 06.11 +36 40 56.1 V A98
2023-08-16 00:10:13 C 01 08 06.49 +36 40 58.6 V A98
2023-08-16 00:11:17 C 01 08 06.61 +36 40 59.8 V A98
2023-08-16 01:24:27 C 01 08 21.221 +36 42 27.83 V A02
2023-08-16 01:51:36 C 01 08 26.450 +36 42 59.90 V A02
2023-08-16 02:18:46 C 01 08 31.673 +36 43 31.84 V A02
2023-08-16 02:53:51 C 01 08 38.53 +36 44 12.6 V J01
2023-08-16 03:00:49 C 01 08 39.83 +36 44 20.5 V J01
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)