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
2010-10-21 02:01:21 C 05 34 43.83 +38 26 01.5 u 160
2010-10-21 02:05:19 C 05 34 45.54 +38 25 37.6 u 160
2010-10-21 02:35:42 C 05 34 59.24 +38 22 33.0 c B51
2010-10-21 02:40:22 C 05 35 01.35 +38 22 04.5 c B51
2010-10-21 02:45:02 C 05 35 03.36 +38 21 36.3 c B51
2010-10-21 02:49:13 C 05 35 07.20 +38 21 25.7 w J47
2010-10-21 02:50:14 C 05 35 05.65 +38 21 05.0 c B51
2010-10-21 03:15:09 C 05 35 17.52 +38 18 35.4 w J01
2010-10-21 03:15:52 C 05 35 18.82 +38 18 45.3 w J47
2010-10-21 03:46:01 C 05 35 31.03 +38 15 28.5 w J01
2010-10-21 04:13:34 C 05 35 42.23 +38 12 38.1 d A77
2010-10-21 04:18:53 C 05 35 44.57 +38 12 05.7 d A77
2010-10-21 04:25:00 C 05 35 47.25 +38 11 28.2 d A77
2010-10-21 04:39:33 C 05 35 54.45 +38 10 02.3 w J01
2010-10-21 05:21:44 C 05 36 13.36 +38 06 01.3 w J47
2010-10-21 06:34:37 C 05 36 51.20 +37 58 23.4 o H47
2010-10-21 06:39:37 C 05 36 53.41 +37 57 53.4 o H47
2010-10-21 06:44:38 C 05 36 55.58 +37 57 23.6 o H47
2010-10-21 21:04:30 C 05 43 15.84 +36 28 52.6 r 235
2010-10-21 21:10:42 C 05 43 18.52 +36 28 15.1 r 235
2010-10-21 21:48:43 C 05 43 35.39 +36 24 25.0 w J40
2010-10-21 21:49:25 C 05 43 35.68 +36 24 21.0 w J40
2010-10-21 21:50:12 C 05 43 36.03 +36 24 15.7 w J40
2010-10-21 22:01:28 C 05 43 40.54 +36 23 00.7 w J38
2010-10-21 22:02:06 C 05 43 40.83 +36 22 56.9 w J38
2010-10-21 22:02:25 C 05 43 40.96 +36 22 55.0 w J38
2010-10-21 22:11:20 C 05 43 44.08 +36 22 02.4 u 510
2010-10-21 22:15:49 C 05 43 46.01 +36 21 35.1 u 510
2010-10-21 22:20:19 C 05 43 47.92 +36 21 07.8 u 510
2010-10-21 23:57:41 C 05 44 29.84 +36 11 17.5 w 945
2010-10-21 23:59:52 C 05 44 30.75 +36 11 04.3 w 945
2010-10-22 00:01:37 C 05 44 31.45 +36 10 53.6 w 945
2010-10-22 00:04:11 C 05 44 32.54 +36 10 38.2 w 945
2010-10-22 00:06:41 C 05 44 33.59 +36 10 22.9 w 945
2010-10-22 00:16:56 C 05 44 37.14 +36 09 24.7 d B66
2010-10-22 00:37:09 C 05 44 45.49 +36 07 21.3 d B66
2010-10-22 01:28:52 C 05 45 06.68 +36 02 04.8 d B66
2010-10-22 01:30:31 C 05 45 07.15 +36 01 57.6 u 160
2010-10-22 01:33:41 C 05 45 08.44 +36 01 38.2 u 160
2010-10-22 01:36:48 C 05 45 09.73 +36 01 19.0 u 160
2010-10-22 01:49:03 C 05 45 14.90 +36 00 01.0 d B66
2010-10-22 03:17:19 C 05 45 51.13 +35 51 01.0 c 442
2010-10-22 03:20:17 C 05 45 52.32 +35 50 42.7 c 442
2010-10-22 03:23:40 C 05 45 53.68 +35 50 21.4 c 442
2010-10-22 04:30:05 C 05 46 20.01 +35 43 18.2 w B82
2010-10-22 04:30:25 C 05 46 20.14 +35 43 16.3 w B82
2010-10-22 04:30:45 C 05 46 20.27 +35 43 14.4 w B82
2010-10-22 04:31:59 C 05 46 20.78 +35 43 06.6 w B82
2010-10-22 09:19:26 C 05 48 23.89 +35 13 42.5 w H06
2010-10-22 09:20:41 C 05 48 24.43 +35 13 34.4 w H06
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)