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
2010-10-06 21:38:23 C 01 55 42.71 +56 48 56.9 u B83
2010-10-06 21:52:25 C 01 55 49.33 +56 48 56.7 u A98
2010-10-06 21:53:51 C 01 55 50.20 +56 48 56.7 u A98
2010-10-06 21:55:16 C 01 55 51.11 +56 48 56.7 u A98
2010-10-06 21:56:43 C 01 55 51.96 +56 48 56.9 u A98
2010-10-06 21:59:35 C 01 55 53.68 +56 48 57.2 u A98
2010-10-06 22:02:26 C 01 55 55.47 +56 48 57.0 u A98
2010-10-06 22:03:51 C 01 55 56.34 +56 48 57.0 u A98
2010-10-06 22:05:18 C 01 55 57.19 +56 48 57.2 u A98
2010-10-06 22:05:26 C 01 55 58.81 +56 49 01.8 u 595
2010-10-06 22:06:43 C 01 55 58.10 +56 48 57.1 u A98
2010-10-06 22:08:09 C 01 55 58.90 +56 48 57.3 u A98
2010-10-06 22:13:36 C 01 56 04.38 +56 49 00.9 u B83
2010-10-06 22:32:45 C 01 56 16.10 +56 49 02.5 u B83
2010-10-06 22:57:44 C 01 56 31.52 +56 49 05.5 d B66
2010-10-06 23:41:55 C 01 56 58.59 +56 49 07.2 d B66
2010-10-07 00:27:18 C 01 57 26.40 +56 49 07.0 d B66
2010-10-07 00:29:04 C 01 57 28.03 +56 49 07.7 u 958
2010-10-07 00:36:01 C 01 57 32.30 +56 49 07.8 u 958
2010-10-07 00:45:13 C 01 57 37.45 +56 49 06.4 d B66
2010-10-07 00:47:26 C 01 57 39.29 +56 49 07.7 u 958
2010-10-07 00:49:54 C 01 57 39.97 +56 49 05.5 v 204
2010-10-07 00:53:47 C 01 57 43.18 +56 49 07.5 u 958
2010-10-07 00:55:42 C 01 57 43.53 +56 49 05.3 v 204
2010-10-07 01:04:34 C 01 57 49.01 +56 49 04.8 v 204
2010-10-07 01:05:50 C 01 57 50.57 +56 49 07.3 u 958
2010-10-07 03:01:05 C 01 59 01.28 +56 48 58.5 c B06
2010-10-07 03:03:43 C 01 59 02.85 +56 48 58.0 c B06
2010-10-07 03:06:57 C 01 59 04.85 +56 48 57.5 c B06
2010-10-07 03:09:02 C 01 59 06.17 +56 48 57.1 c B06
2010-10-07 03:12:12 C 01 59 08.11 +56 48 56.9 c B06
2010-10-07 03:14:47 C 01 59 09.70 +56 48 56.4 c B06
2010-10-07 03:16:50 C 01 59 11.11 +56 48 56.1 c B06
2010-10-07 03:19:35 C 01 59 12.65 +56 48 55.5 c B06
2010-10-07 03:33:38 C 01 59 21.43 +56 48 53.3 c B06
2010-10-07 03:39:27 C 01 59 25.00 +56 48 52.3 c B06
2010-10-07 03:41:36 C 01 59 34.00 +56 48 56.9 o 850
2010-10-07 03:42:14 C 01 59 26.76 +56 48 51.7 c B06
2010-10-07 03:44:48 C 01 59 28.44 +56 48 51.5 c B06
2010-10-07 03:47:24 C 01 59 30.01 +56 48 50.8 c B06
2010-10-07 03:49:58 C 01 59 31.63 +56 48 50.4 c B06
2010-10-07 03:53:34 C 01 59 33.70 +56 48 49.7 c B06
2010-10-07 03:56:45 C 01 59 35.92 +56 48 49.3 c B06
2010-10-07 03:59:15 C 01 59 37.38 +56 48 48.8 c B06
2010-10-07 04:02:28 C 01 59 39.41 +56 48 48.2 c B06
2010-10-07 04:05:22 C 01 59 41.21 +56 48 47.6 c B06
2010-10-07 04:08:04 C 01 59 43.07 +56 48 47.3 c B06
2010-10-07 04:08:11 C 01 59 50.49 +56 48 58.0 o 850
2010-10-07 04:12:08 C 01 59 45.44 +56 48 46.3 c B06
2010-10-07 04:14:15 C 01 59 46.77 +56 48 45.8 c B06
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)