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
2010-09-15 00:13:07 C 23 14 42.18 +45 30 32.0 w 945
2010-09-15 00:17:59 C 23 14 42.67 +45 30 39.1 w 945
2010-09-15 19:12:46 C 23 16 54.75 +45 58 09.8 c B51
2010-09-15 19:26:43 C 23 16 56.35 +45 58 31.2 c B51
2010-09-15 19:40:46 C 23 16 58.26 +45 58 52.3 o I89
2010-09-15 19:43:15 C 23 16 58.52 +45 58 56.1 o I89
2010-09-15 19:45:40 C 23 16 58.81 +45 58 59.5 o I89
2010-09-15 19:50:27 C 23 16 59.12 +45 59 06.8 w 213
2010-09-15 19:51:58 C 23 16 59.18 +45 59 09.6 c B51
2010-09-15 19:53:17 C 23 16 59.45 +45 59 10.9 w 213
2010-09-15 19:54:55 C 23 16 59.69 +45 59 13.9 w 213
2010-09-15 22:12:50 C 23 17 14.60 +46 02 40.5 r 130
2010-09-15 22:15:00 C 23 17 14.83 +46 02 43.9 r 130
2010-09-15 22:17:07 C 23 17 15.06 +46 02 47.0 r 130
2010-09-15 22:21:19 C 23 17 15.51 +46 02 53.2 r 130
2010-09-15 22:45:27 C 23 17 17.96 +46 03 26.6 u A71
2010-09-15 22:46:01 C 23 17 18.01 +46 03 27.4 u A71
2010-09-15 23:02:11 C 23 17 19.84 +46 03 51.6 u A71
2010-09-15 23:15:38 C 23 17 21.27 +46 04 10.6 u A71
2010-09-15 23:17:12 C 23 17 21.46 +46 04 12.6 u A71
2010-09-15 23:18:46 C 23 17 21.63 +46 04 15.3 u A71
2010-09-15 23:51:56 C 23 17 24.98 +46 05 05.6 o A92
2010-09-16 00:04:59 C 23 17 26.47 +46 05 24.8 o A92
2010-09-16 00:23:11 C 23 17 28.51 +46 05 50.9 o A92
2010-09-16 03:12:34 C 23 17 51.72 +46 10 05.1 u H47
2010-09-16 03:15:19 C 23 17 52.06 +46 10 08.9 u H47
2010-09-16 03:18:05 C 23 17 52.40 +46 10 13.4 u H47
2010-09-16 06:48:57 C 23 18 15.65 +46 15 25.0 r 850
2010-09-16 07:12:49 C 23 18 18.31 +46 15 59.6 r 850
2010-09-16 09:30:22 C 23 18 34.69 +46 19 21.8 o H10
2010-09-16 09:53:42 C 23 18 37.37 +46 19 54.6 o H10
2010-09-16 12:38:52 C 23 19 00.94 +46 24 02.1 u 379
2010-09-16 12:41:32 C 23 19 01.24 +46 24 06.2 u 379
2010-09-16 12:53:55 C 23 19 02.66 +46 24 24.7 u 379
2010-09-16 13:06:23 C 23 19 04.08 +46 24 43.3 u 379
2010-09-16 22:37:56 C 23 20 14.73 +46 38 45.9 u C32
2010-09-16 22:54:28 C 23 20 16.72 +46 39 10.0 u C32
2010-09-16 23:04:30 C 23 20 17.93 +46 39 24.7 u C32
2010-09-17 00:23:47 C 23 20 28.64 +46 41 19.2 u B50
2010-09-17 00:27:01 C 23 20 29.13 +46 41 25.3 u B50
2010-09-17 00:49:05 C 23 20 32.00 +46 41 59.2 u B50
2010-09-17 06:45:30 C 23 21 18.43 +46 50 56.3 r 850
2010-09-17 07:22:41 C 23 21 22.97 +46 51 50.0 r 850
2010-09-17 19:55:22 C 23 23 07.63 +47 10 23.5 w B96
2010-09-17 20:00:56 C 23 23 08.38 +47 10 32.4 w B96
2010-09-17 20:06:42 C 23 23 09.16 +47 10 41.7 w B96
2010-09-17 20:10:57 C 23 23 09.62 +47 10 49.2 u B59
2010-09-17 20:12:14 C 23 23 09.81 +47 10 50.9 u B59
2010-09-17 20:12:27 C 23 23 09.92 +47 10 50.3 w B96
2010-09-17 20:13:30 C 23 23 09.96 +47 10 53.2 u B59
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)