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
2023-12-28 00:06:20 B 08 52 45.050 -14 28 54.55 Z M49
2023-12-28 10:48:57 C 08 52 16.654 -14 30 19.73 V T08
2023-12-28 10:57:48 C 08 52 16.224 -14 30 21.06 V T08
2023-12-28 11:02:53 C 08 52 15.984 -14 30 21.35 V T08
2023-12-28 11:25:13 C 08 52 14.952 -14 30 24.80 V T08
2023-12-31 05:51:52 C 08 49 09.955 -14 35 03.91 V W68
2023-12-31 05:54:28 C 08 49 09.845 -14 35 04.16 V W68
2023-12-31 05:58:24 C 08 49 09.636 -14 35 04.13 V W68
2023-12-31 06:06:35 C 08 49 09.226 -14 35 04.56 V W68
2024-01-01 05:38:25 C 08 48 00.830 -14 35 30.84 V W68
2024-01-01 05:41:42 C 08 48 00.653 -14 35 30.73 V W68
2024-01-01 05:46:15 C 08 48 00.372 -14 35 30.55 V W68
2024-01-01 06:12:36 C 08 47 58.994 -14 35 30.59 V W68
2024-01-01 12:31:14 C 08 47 40.222 -14 35 41.50 V T08
2024-01-01 12:36:13 C 08 47 39.938 -14 35 41.24 V T08
2024-01-01 12:45:40 C 08 47 39.442 -14 35 41.42 V T08
2024-01-01 13:36:09 C 08 47 36.742 -14 35 40.56 V T08
2024-01-02 02:12:16 B 08 46 59.345 -14 35 23.89 Z M49
2024-01-02 02:17:25 B 08 46 59.009 -14 35 23.06 Z M49
2024-01-02 02:22:31 B 08 46 58.742 -14 35 22.99 Z M49
2024-01-02 02:59:52 C 08 46 57.156 -14 35 33.50 V J47
2024-01-02 03:18:25 C 08 46 56.160 -14 35 33.11 V J47
2024-01-02 03:35:28 C 08 46 55.243 -14 35 32.78 V J47
2024-01-03 12:21:21 C 08 45 16.042 -14 34 10.85 V T05
2024-01-03 12:25:46 C 08 45 15.806 -14 34 10.74 V T05
2024-01-03 12:33:49 C 08 45 15.367 -14 34 10.20 V T05
2024-01-03 13:19:23 C 08 45 12.874 -14 34 07.43 V T05
2024-01-04 00:18:38 C 08 44 39.59 -14 33 26.5 V J01
2024-01-04 00:23:59 C 08 44 39.31 -14 33 26.3 V J01
2024-01-04 00:29:18 C 08 44 39.07 -14 33 26.3 V J01
2024-01-04 16:18:27 C 08 43 49.72 -14 32 06.4 V 900
2024-01-04 16:28:26 C 08 43 49.17 -14 32 05.7 V 900
2024-01-05 11:10:03 C 08 42 50.645 -14 30 05.40 V T08
2024-01-05 11:13:23 C 08 42 50.453 -14 30 05.29 V T08
2024-01-05 11:47:03 C 08 42 48.569 -14 30 01.51 V T08
2024-01-05 11:51:06 C 08 42 48.290 -14 30 00.22 V T08
2024-01-06 00:16:23 C 08 42 09.37 -14 28 34.6 V J01
2024-01-06 00:33:38 C 08 42 08.46 -14 28 33.0 V J01
2024-01-06 00:50:54 C 08 42 07.44 -14 28 29.9 V J01
2024-01-06 07:14:47 C 08 41 46.771 -14 27 24.19 V W68
2024-01-06 07:19:21 C 08 41 46.517 -14 27 23.65 V W68
2024-01-06 07:51:18 C 08 41 44.707 -14 27 19.01 V W68
2024-01-06 07:59:14 C 08 41 44.268 -14 27 17.86 V W68
2024-01-07 00:24:51 C 08 40 52.42 -14 25 07.8 V J01
2024-01-07 00:33:29 C 08 40 51.96 -14 25 06.6 V J01
2024-01-07 00:46:26 C 08 40 51.26 -14 25 04.8 V J01
2024-01-07 02:16:54 C 08 40 46.31 -14 24 48.5 q 950
2024-01-07 02:31:57 C 08 40 45.47 -14 24 45.7 q 950
2024-01-07 02:45:56 C 08 40 44.67 -14 24 43.7 q 950
2024-01-07 14:13:33 C 08 40 07.76 -14 22 36.2 q E94
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)