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
2010-08-12 09:08:29 C 22 35 13.21 +28 36 03.2 u H45
2010-08-12 14:08:19 C 22 35 21.94 +28 41 34.1 o D93
2010-08-12 14:10:20 C 22 35 21.98 +28 41 37.5 o D93
2010-08-12 14:15:14 C 22 35 22.09 +28 41 42.1 o D93
2010-08-12 23:39:01 C 22 35 36.92 +28 52 07.4 w 213
2010-08-12 23:43:03 C 22 35 36.98 +28 52 12.1 w 213
2010-08-12 23:45:25 C 22 35 37.05 +28 52 15.0 w 213
2010-08-13 20:48:46 C 22 36 10.64 +29 15 38.9 u B42
2010-08-13 20:53:38 C 22 36 10.61 +29 15 42.1 r C30
2010-08-13 20:55:02 C 22 36 10.79 +29 15 45.9 u B42
2010-08-13 20:57:07 C 22 36 10.71 +29 15 46.1 r C30
2010-08-13 21:01:10 C 22 36 10.93 +29 15 52.9 u B42
2010-08-13 21:07:19 C 22 36 11.09 +29 16 00.0 u B42
2010-08-13 22:25:22 C 22 36 13.26 +29 17 29.4 u 160
2010-08-13 22:29:13 C 22 36 13.34 +29 17 33.8 u 160
2010-08-13 22:33:04 C 22 36 13.42 +29 17 38.4 u 160
2010-08-14 08:18:48 C 22 36 28.738 +29 28 37.07 r 689
2010-08-14 08:21:12 C 22 36 28.791 +29 28 39.78 r 689
2010-08-14 08:23:35 C 22 36 28.844 +29 28 42.41 r 689
2010-08-14 08:25:59 C 22 36 28.899 +29 28 45.13 r 689
2010-08-14 21:18:07 C 22 36 50.12 +29 43 05.4 u B59
2010-08-14 22:59:39 C 22 36 52.87 +29 45 03.9 u J28
2010-08-14 23:04:09 C 22 36 52.97 +29 45 09.1 u J28
2010-08-14 23:12:00 C 22 36 53.11 +29 45 18.8 u J28
2010-08-15 00:01:31 C 22 36 54.22 +29 46 13.0 w J96
2010-08-15 00:17:21 C 22 36 54.60 +29 46 31.3 w J96
2010-08-15 00:27:30 C 22 36 54.67 +29 46 40.6 u B59
2010-08-15 00:29:06 C 22 36 54.70 +29 46 42.3 u B59
2010-08-15 00:30:42 C 22 36 54.74 +29 46 44.0 u B59
2010-08-15 00:32:07 C 22 36 54.94 +29 46 47.8 w J96
2010-08-15 00:32:17 C 22 36 54.79 +29 46 46.0 u B59
2010-08-15 00:33:53 C 22 36 54.84 +29 46 48.0 u B59
2010-08-15 00:38:00 C 22 36 54.58 +29 46 53.9 c 583
2010-08-15 00:40:18 C 22 36 54.63 +29 46 56.2 c 583
2010-08-15 00:41:45 C 22 36 54.67 +29 46 58.0 c 583
2010-08-15 00:44:01 C 22 36 54.73 +29 47 00.2 c 583
2010-08-15 01:19:51 C 22 36 56.06 +29 47 43.2 w J53
2010-08-15 01:24:52 C 22 36 56.18 +29 47 48.8 w J53
2010-08-15 01:29:52 C 22 36 56.31 +29 47 54.2 w J53
2010-08-15 01:41:03 C 22 36 56.11 +29 48 04.0 c 583
2010-08-15 01:42:29 C 22 36 56.13 +29 48 05.9 c 583
2010-08-15 01:44:24 C 22 36 56.09 +29 48 07.0 c 583
2010-08-15 01:46:50 C 22 36 56.16 +29 48 09.7 c 583
2010-08-15 01:49:16 C 22 36 56.29 +29 48 13.0 c 583
2010-08-15 01:51:12 C 22 36 56.35 +29 48 14.9 c 583
2010-08-15 08:51:27 C 22 37 08.167 +29 56 13.40 r 689
2010-08-15 08:54:30 C 22 37 08.238 +29 56 16.90 r 689
2010-08-15 08:57:34 C 22 37 08.304 +29 56 20.37 r 689
2010-08-15 09:00:37 C 22 37 08.377 +29 56 23.79 r 689
2010-08-15 22:30:53 C 22 37 30.89 +30 11 36.9 u 160
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)