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
2010-09-22 21:08:56 C 23 43 43.29 +50 15 53.2 u 160
2010-09-22 22:03:41 C 23 43 54.87 +50 17 17.8 w J38
2010-09-22 22:04:35 C 23 43 55.06 +50 17 19.2 w J38
2010-09-22 22:07:14 C 23 43 55.57 +50 17 23.3 w J38
2010-09-23 06:36:36 C 23 45 42.51 +50 30 37.8 o G68
2010-09-23 07:06:36 C 23 45 48.54 +50 31 24.9 o G68
2010-09-23 07:36:35 C 23 45 54.56 +50 32 11.6 o G68
2010-09-23 08:06:36 C 23 46 00.62 +50 32 58.0 o G68
2010-09-23 08:36:16 C 23 46 06.62 +50 33 43.0 o G68
2010-09-23 20:58:17 C 23 48 51.57 +50 52 41.8 o 152
2010-09-23 21:01:15 C 23 48 52.22 +50 52 46.6 o 152
2010-09-23 21:03:42 C 23 48 52.75 +50 52 50.4 r 152
2010-09-23 21:06:33 C 23 48 53.35 +50 52 55.2 o 152
2010-09-23 21:08:47 C 23 48 53.82 +50 52 58.3 r 152
2010-09-23 21:10:23 C 23 48 54.19 +50 53 00.8 o 152
2010-09-23 21:12:11 C 23 48 54.59 +50 53 03.7 o 152
2010-09-23 21:14:44 C 23 48 55.13 +50 53 07.6 r 152
2010-09-23 21:15:57 C 23 48 55.38 +50 53 09.6 r 152
2010-09-23 21:17:28 C 23 48 55.71 +50 53 11.8 r 152
2010-09-23 21:18:38 C 23 48 55.96 +50 53 13.8 r 152
2010-09-23 21:19:54 C 23 48 56.24 +50 53 15.6 o 152
2010-09-23 21:21:12 C 23 48 56.53 +50 53 17.7 r 152
2010-09-24 06:43:43 C 23 51 05.11 +51 08 04.2 r H10
2010-09-24 07:36:41 C 23 51 16.69 +51 09 24.5 r H10
2010-09-24 07:56:59 C 23 51 21.17 +51 09 55.4 r H10
2010-09-24 19:16:41 C 23 54 06.20 +51 27 08.0 r 152
2010-09-24 19:20:41 C 23 54 07.14 +51 27 14.3 r 152
2010-09-24 19:22:03 C 23 54 07.45 +51 27 16.4 r 152
2010-09-24 19:23:17 C 23 54 07.73 +51 27 18.4 r 152
2010-09-24 19:26:22 C 23 54 08.48 +51 27 23.4 o 152
2010-09-24 19:27:34 C 23 54 08.75 +51 27 25.2 o 152
2010-09-24 19:28:55 C 23 54 09.07 +51 27 27.4 o 152
2010-09-24 19:30:17 C 23 54 09.39 +51 27 29.5 o 152
2010-09-24 19:30:41 C 23 54 10.36 +51 27 23.6 o J16
2010-09-24 19:51:33 C 23 54 15.36 +51 27 57.4 o J16
2010-09-24 20:11:03 C 23 54 20.02 +51 28 28.6 o J16
2010-09-24 20:24:58 C 23 54 23.33 +51 28 51.1 o J16
2010-09-24 20:53:01 C 23 54 30.66 +51 29 47.5 c J19
2010-09-24 20:56:54 C 23 54 30.94 +51 29 42.4 o J16
2010-09-24 20:57:19 C 23 54 31.66 +51 29 54.1 c J19
2010-09-24 21:01:37 C 23 54 32.66 +51 30 01.2 c J19
2010-09-24 21:05:56 C 23 54 33.66 +51 30 08.0 c J19
2010-09-24 21:50:19 C 23 54 43.62 +51 31 07.4 o J16
2010-09-24 22:09:26 C 23 54 48.47 +51 31 45.8 c J01
2010-09-24 22:11:28 C 23 54 48.62 +51 31 40.9 o J16
2010-09-24 22:25:14 C 23 54 52.17 +51 32 10.9 c J01
2010-09-24 22:45:02 C 23 54 56.79 +51 32 41.9 c J01
2010-09-25 11:36:52 C 23 58 12.68 +51 52 27.8 u D95
2010-09-25 11:40:54 C 23 58 13.67 +51 52 34.3 u D95
2010-09-25 11:44:57 C 23 58 14.68 +51 52 40.8 u D95
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)