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
2023-11-06 08:34:19 C 08 39 29.213 +02 33 38.12 V W68
2023-11-06 08:34:58 C 08 39 29.210 +02 33 36.86 V W68
2023-11-06 08:38:58 C 08 39 29.501 +02 33 30.78 V W68
2023-11-07 03:18:46 C 08 40 52.75 +02 05 16.0 q L04
2023-11-07 03:26:16 C 08 40 53.27 +02 05 04.6 q L04
2023-11-07 11:52:34 C 08 41 30.138 +01 52 41.66 V 703
2023-11-07 11:58:25 C 08 41 30.491 +01 52 33.42 V 703
2023-11-07 12:04:16 C 08 41 30.934 +01 52 24.20 V 703
2023-11-07 12:10:07 C 08 41 31.326 +01 52 15.56 V 703
2023-11-07 12:11:29 C 08 41 31.261 +01 52 14.34 V G96
2023-11-07 12:21:02 C 08 41 32.017 +01 51 59.83 V G96
2023-11-07 12:30:37 C 08 41 32.593 +01 51 46.40 V G96
2023-11-07 12:40:11 C 08 41 33.299 +01 51 31.90 V G96
2023-11-08 01:30:12 C 08 42 29.177 +01 32 36.46 V I81
2023-11-08 01:32:19 C 08 42 29.282 +01 32 32.46 V I81
2023-11-08 01:34:26 C 08 42 29.436 +01 32 30.62 V I81
2023-11-08 03:55:00 C 08 42 39.10 +01 29 08.3 A77
2023-11-08 03:57:41 C 08 42 39.28 +01 29 04.5 A77
2023-11-08 04:00:21 C 08 42 39.47 +01 29 00.6 A77
2023-11-09 07:14:43 C 08 44 32.503 +00 50 12.12 V W88
2023-11-09 07:26:49 C 08 44 33.247 +00 49 55.20 V W88
2023-11-10 01:28:10 C 08 45 44.861 +00 24 03.38 V I81
2023-11-10 01:31:18 C 08 45 45.050 +00 23 58.85 V I81
2023-11-10 01:54:20 C 08 45 46.526 +00 23 26.23 V I81
2023-11-10 02:23:17 C 08 45 48.365 +00 22 45.98 V I81
2023-11-10 12:06:33 C 08 46 25.410 +00 09 20.16 V 703
2023-11-10 12:14:09 C 08 46 25.885 +00 09 09.32 V 703
2023-11-10 12:21:45 C 08 46 26.252 +00 08 59.10 V 703
2023-11-10 12:29:21 C 08 46 26.800 +00 08 48.19 V 703
2023-11-11 05:08:02 C 08 47 29.874 -00 14 15.39 Z M09
2023-11-11 05:19:06 C 08 47 30.527 -00 14 30.48 Z M09
2023-11-11 05:29:54 C 08 47 31.158 -00 14 45.38 Z M09
2023-11-12 02:35:06 C 08 48 48.629 -00 43 24.46 V I81
2023-11-12 02:37:14 C 08 48 48.761 -00 43 27.16 V I81
2023-11-12 02:39:20 C 08 48 48.840 -00 43 29.75 V I81
2023-11-12 03:46:13 C 08 48 52.662 -00 44 58.75 Z M09
2023-11-12 03:56:53 C 08 48 53.267 -00 45 13.04 Z M09
2023-11-12 04:07:33 C 08 48 53.879 -00 45 27.37 Z M09
2023-11-13 05:36:39 C 08 50 22.26 -01 19 18.4 A77
2023-11-13 05:38:40 C 08 50 22.38 -01 19 21.2 A77
2023-11-13 05:40:40 C 08 50 22.48 -01 19 23.9 A77
2023-11-13 17:21:35 C 08 51 02.40 -01 34 39.1 m 349
2023-11-13 17:27:09 C 08 51 02.69 -01 34 46.5 m 349
2023-11-13 17:32:40 C 08 51 02.97 -01 34 53.8 m 349
2023-11-13 17:59:38 C 08 51 04.72 -01 35 10.1 V 323
2023-11-13 18:10:29 C 08 51 05.29 -01 35 24.1 V 323
2023-11-13 18:21:58 C 08 51 05.88 -01 35 39.0 V 323
2023-11-13 18:32:47 C 08 51 06.46 -01 35 53.5 V 323
2023-11-13 18:44:10 C 08 51 07.06 -01 36 08.1 V 323
2023-11-13 18:55:21 C 08 51 07.68 -01 36 22.9 V 323
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)