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
2010-10-15 22:23:44 C 04 26 07.83 +49 27 10.5 c C12
2010-10-15 22:28:29 C 04 26 10.88 +49 26 50.6 c C12
2010-10-15 22:33:16 C 04 26 13.92 +49 26 30.4 c C12
2010-10-15 22:38:07 C 04 26 17.01 +49 26 10.0 c C12
2010-10-15 22:43:34 C 04 26 20.49 +49 25 47.1 c C12
2010-10-15 22:58:35 C 04 26 29.95 +49 24 43.7 w C35
2010-10-15 23:10:09 C 04 26 38.97 +49 23 53.8 w J51
2010-10-15 23:12:58 C 04 26 40.90 +49 23 43.4 w J47
2010-10-15 23:16:22 C 04 26 41.29 +49 23 27.6 w C35
2010-10-15 23:50:35 C 04 27 04.69 +49 21 05.5 w J47
2010-10-15 23:52:54 C 04 27 06.13 +49 20 55.2 w J51
2010-10-16 00:00:53 C 04 27 09.31 +49 20 19.1 w 232
2010-10-16 00:02:51 C 04 27 10.51 +49 20 10.3 w 232
2010-10-16 00:05:46 C 04 27 12.35 +49 19 58.0 w 232
2010-10-16 00:30:02 C 04 27 29.53 +49 18 18.6 w J51
2010-10-16 01:24:00 C 04 28 03.22 +49 14 28.4 w J47
2010-10-16 02:44:13 C 04 28 48.67 +49 08 18.0 c 583
2010-10-16 02:44:59 C 04 28 49.13 +49 08 14.6 c 583
2010-10-16 02:45:27 C 04 28 49.42 +49 08 12.6 c 583
2010-10-16 02:46:04 C 04 28 49.81 +49 08 09.7 c 583
2010-10-16 02:59:12 C 04 28 57.99 +49 07 10.4 c 583
2010-10-16 02:59:58 C 04 28 58.48 +49 07 06.9 c 583
2010-10-16 03:00:52 C 04 28 59.05 +49 07 02.7 c 583
2010-10-16 03:01:29 C 04 28 59.44 +49 07 00.0 c 583
2010-10-16 03:01:57 C 04 28 59.72 +49 06 57.9 c 583
2010-10-16 03:02:35 C 04 29 00.11 +49 06 54.8 c 583
2010-10-16 04:09:39 C 04 29 45.36 +49 02 21.8 w J47
2010-10-16 04:55:58 C 04 30 13.75 +48 58 52.6 w J47
2010-10-16 07:06:25 C 04 31 42.67 +48 48 52.6 w H06
2010-10-16 07:09:21 C 04 31 44.49 +48 48 39.6 w H06
2010-10-16 07:12:17 C 04 31 46.29 +48 48 26.9 w H06
2010-10-16 07:16:45 C 04 31 49.05 +48 48 07.0 w H06
2010-10-16 09:49:35 C 04 33 23.74 +48 36 33.2 o G68
2010-10-16 10:13:40 C 04 33 37.650 +48 34 48.58 r 689
2010-10-16 10:15:21 C 04 33 38.676 +48 34 40.75 r 689
2010-10-16 10:17:04 C 04 33 39.697 +48 34 32.92 r 689
2010-10-16 10:18:45 C 04 33 40.727 +48 34 25.20 r 689
2010-10-16 10:49:16 C 04 33 59.87 +48 32 01.6 o G68
2010-10-16 11:55:25 C 04 34 47.14 +48 26 19.8 o D92
2010-10-16 11:57:16 C 04 34 48.28 +48 26 11.1 o D92
2010-10-16 11:59:07 C 04 34 49.40 +48 26 03.0 o D92
2010-10-16 16:40:16 C 04 37 43.61 +48 04 50.7 r D18
2010-10-16 16:44:32 C 04 37 46.28 +48 04 29.3 r D18
2010-10-16 16:48:02 C 04 37 48.46 +48 04 13.8 r D18
2010-10-16 16:51:12 C 04 37 50.52 +48 03 59.2 r D18
2010-10-16 16:54:48 C 04 37 52.51 +48 03 42.8 r D18
2010-10-16 16:58:10 C 04 37 54.39 +48 03 27.7 r D18
2010-10-16 17:01:28 C 04 37 56.68 +48 03 10.8 r D18
2010-10-16 17:04:54 C 04 37 58.77 +48 02 54.6 r D18
2010-10-16 17:08:04 C 04 38 00.49 +48 02 42.7 r D18
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)