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
2023-09-09 00:06:02 C 03 46 07.76 +42 57 15.0 V C40
2023-09-09 00:13:14 C 03 46 10.918 +42 57 09.32 V A02
2023-09-09 00:24:14 C 03 46 14.635 +42 57 07.06 V A02
2023-09-09 00:29:19 C 03 46 16.332 +42 57 06.59 Z 213
2023-09-09 01:11:47 C 03 46 30.708 +42 56 57.01 Z 213
2023-09-09 01:24:54 C 03 46 35.08 +42 56 53.2 V K17
2023-09-09 01:24:54 C 03 46 35.09 +42 56 53.2 V K17
2023-09-09 01:37:17 C 03 46 39.24 +42 56 50.3 V K17
2023-09-09 01:37:49 C 03 46 39.45 +42 56 49.8 V K17
2023-09-09 01:49:11 C 03 46 43.26 +42 56 47.2 V K17
2023-09-09 01:50:17 C 03 46 43.62 +42 56 47.0 V K17
2023-09-09 01:53:49 C 03 46 44.868 +42 56 47.29 Z 213
2023-09-09 02:47:44 B 03 47 02.844 +42 56 31.67 X K74
2023-09-09 02:49:32 C 03 47 04.087 +42 56 36.10 V G40
2023-09-09 02:51:13 B 03 47 03.979 +42 56 30.73 X K74
2023-09-09 02:54:17 B 03 47 05.006 +42 56 30.01 X K74
2023-09-09 02:56:30 C 03 47 06.425 +42 56 34.48 V G40
2023-09-09 03:04:07 C 03 47 08.947 +42 56 32.78 V G40
2023-09-09 09:28:35 C 03 49 20.143 +42 54 44.64 q H47
2023-09-09 09:36:51 C 03 49 22.918 +42 54 42.34 q H47
2023-09-09 09:42:21 C 03 49 24.763 +42 54 40.64 q H47
2023-09-09 10:39:55 C 03 49 45.588 +42 54 19.62 V T05
2023-09-09 10:44:28 C 03 49 47.136 +42 54 18.43 V T05
2023-09-09 10:49:02 C 03 49 48.682 +42 54 17.17 V T05
2023-09-09 11:10:15 C 03 49 55.894 +42 54 12.06 V T05
2023-09-09 21:27:28 C 03 53 27.45 +42 50 36.0 V A98
2023-09-09 21:28:33 C 03 53 27.83 +42 50 35.6 V A98
2023-09-09 21:29:36 C 03 53 28.21 +42 50 35.3 V A98
2023-09-09 21:30:40 C 03 53 28.55 +42 50 35.0 V A98
2023-09-09 21:31:43 C 03 53 28.93 +42 50 34.7 V A98
2023-09-09 21:32:47 C 03 53 29.26 +42 50 34.4 V A98
2023-09-09 22:12:19 C 03 53 42.85 +42 50 18.8 V C23
2023-09-09 22:18:46 C 03 53 45.10 +42 50 16.7 V C23
2023-09-09 22:26:19 C 03 53 47.68 +42 50 14.5 V C23
2023-09-10 00:17:08 B 03 54 25.51 +42 49 39.8 X M18
2023-09-10 00:29:06 C 03 54 29.904 +42 49 36.95 Z 213
2023-09-10 00:33:34 B 03 54 31.08 +42 49 34.1 X M18
2023-09-10 00:36:51 C 03 54 32.15 +42 49 35.1 Z G23
2023-09-10 00:47:07 C 03 54 35.63 +42 49 31.7 Z G23
2023-09-10 00:51:13 B 03 54 37.08 +42 49 28.2 X M18
2023-09-10 00:56:21 C 03 54 38.78 +42 49 28.6 Z G23
2023-09-10 01:10:31 C 03 54 43.975 +42 49 23.34 Z 213
2023-09-10 01:52:50 C 03 54 58.337 +42 49 08.94 Z 213
2023-09-10 02:05:03 C 03 55 02.342 +42 49 01.20 V 970
2023-09-10 02:16:03 C 03 55 06.020 +42 48 57.96 Z M09
2023-09-10 02:26:37 C 03 55 09.665 +42 48 53.46 V 970
2023-09-10 02:26:43 C 03 55 09.640 +42 48 54.18 Z M09
2023-09-10 02:37:23 C 03 55 13.256 +42 48 50.36 Z M09
2023-09-10 09:58:34 C 03 57 44.786 +42 46 04.87 q H47
2023-09-10 10:00:02 C 03 57 45.295 +42 46 04.30 q H47
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)