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
2010-09-07 07:23:39 C 22 58 52.45 +41 11 59.3 w H10
2010-09-07 07:31:11 C 22 58 52.89 +41 12 09.4 w H10
2010-09-07 07:39:18 C 22 58 53.35 +41 12 20.3 w H10
2010-09-07 07:44:19 C 22 58 53.63 +41 12 26.7 w H10
2010-09-07 07:53:30 C 22 58 54.61 +41 12 32.4 o G68
2010-09-07 08:23:30 C 22 58 56.27 +41 13 13.0 o G68
2010-09-07 08:53:31 C 22 58 58.24 +41 13 53.8 o G68
2010-09-07 16:52:35 C 22 59 31.20 +41 24 31.9 r 168
2010-09-07 16:54:50 C 22 59 31.34 +41 24 35.0 r 168
2010-09-07 16:55:56 C 22 59 31.41 +41 24 36.7 r 168
2010-09-07 17:39:50 C 22 59 34.16 +41 25 37.0 r 168
2010-09-07 17:41:30 C 22 59 34.27 +41 25 39.3 r 168
2010-09-07 17:43:55 C 22 59 34.41 +41 25 42.5 r 168
2010-09-07 17:44:52 C 22 59 34.48 +41 25 44.0 r 168
2010-09-07 17:46:30 C 22 59 34.57 +41 25 46.1 r 168
2010-09-07 18:30:06 C 22 59 37.30 +41 26 45.8 r 168
2010-09-07 18:31:45 C 22 59 37.40 +41 26 48.2 r 168
2010-09-07 18:32:25 C 22 59 37.45 +41 26 48.9 r 168
2010-09-07 18:33:34 C 22 59 37.53 +41 26 50.6 r 168
2010-09-07 18:34:35 C 22 59 37.60 +41 26 51.9 r 168
2010-09-07 18:35:35 C 22 59 37.65 +41 26 53.4 r 168
2010-09-07 19:20:05 C 22 59 40.41 +41 27 53.9 r 168
2010-09-07 19:21:05 C 22 59 40.48 +41 27 55.4 r 168
2010-09-07 19:22:05 C 22 59 40.53 +41 27 56.5 r 168
2010-09-07 19:23:05 C 22 59 40.59 +41 27 57.9 r 168
2010-09-07 19:24:05 C 22 59 40.66 +41 27 59.4 r 168
2010-09-07 20:51:05 C 22 59 47.72 +41 29 59.5 w J38
2010-09-07 20:52:28 C 22 59 47.81 +41 30 01.4 w J38
2010-09-07 20:53:51 C 22 59 47.89 +41 30 03.4 w J38
2010-09-07 20:57:13 C 22 59 47.96 +41 30 09.8 w B49
2010-09-07 21:02:57 C 22 59 48.30 +41 30 17.7 w B49
2010-09-07 21:08:42 C 22 59 48.66 +41 30 25.8 w B49
2010-09-07 21:42:42 C 22 59 50.75 +41 31 13.4 w 213
2010-09-07 21:48:22 C 22 59 51.09 +41 31 21.3 w 213
2010-09-07 21:55:12 C 22 59 51.51 +41 31 30.2 w 213
2010-09-08 06:18:40 C 23 00 25.61 +41 42 58.6 w H10
2010-09-08 06:26:21 C 23 00 26.07 +41 43 08.8 w H10
2010-09-08 06:33:59 C 23 00 26.54 +41 43 19.2 w H10
2010-09-08 06:41:44 C 23 00 27.00 +41 43 29.8 w H10
2010-09-08 06:49:24 C 23 00 27.47 +41 43 40.3 w H10
2010-09-08 19:40:09 C 23 01 23.42 +42 00 59.2 V C95
2010-09-08 19:42:19 C 23 01 23.53 +42 01 02.6 V C95
2010-09-08 19:48:53 C 23 01 23.96 +42 01 11.3 V C95
2010-09-08 19:51:04 C 23 01 24.16 +42 01 14.5 V C95
2010-09-08 19:53:16 C 23 01 24.28 +42 01 17.5 V C95
2010-09-08 19:55:26 C 23 01 24.44 +42 01 20.6 V C95
2010-09-08 19:57:38 C 23 01 24.59 +42 01 23.7 V C95
2010-09-08 19:59:50 C 23 01 24.73 +42 01 27.0 V C95
2010-09-08 20:41:10 C 23 01 26.86 +42 02 21.7 r 152
2010-09-08 20:54:46 C 23 01 27.76 +42 02 40.5 r 152
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)