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
2010-10-19 01:57:38 C 05 10 52.56 +43 07 42.1 w B20
2010-10-19 01:59:07 C 05 10 53.36 +43 07 34.1 w B20
2010-10-19 02:01:21 C 05 10 54.55 +43 07 22.0 w B20
2010-10-19 02:38:56 C 05 11 14.41 +43 03 49.7 w J01
2010-10-19 03:04:48 C 05 11 27.65 +43 01 25.4 w J01
2010-10-19 03:12:29 C 05 11 30.92 +43 00 43.8 c 442
2010-10-19 03:15:23 C 05 11 32.39 +43 00 27.8 c 442
2010-10-19 03:17:28 C 05 11 33.57 +43 00 13.8 u 958
2010-10-19 03:29:07 C 05 11 40.07 +42 59 09.0 w J01
2010-10-19 03:35:13 C 05 11 42.62 +42 58 34.4 u 958
2010-10-19 03:40:38 C 05 11 45.36 +42 58 04.3 u 958
2010-10-19 03:46:58 C 05 11 48.68 +42 57 28.2 u 958
2010-10-19 03:55:49 C 05 11 53.16 +42 56 38.4 u 958
2010-10-19 07:56:53 C 05 14 03.23 +42 34 05.3 o H47
2010-10-19 07:59:57 C 05 14 04.65 +42 33 47.9 o H47
2010-10-19 08:03:02 C 05 14 06.38 +42 33 30.8 o H47
2010-10-19 09:11:00 C 05 14 41.74 +42 27 04.3 w H06
2010-10-19 09:13:31 C 05 14 43.03 +42 26 50.1 w H06
2010-10-19 09:16:01 C 05 14 44.28 +42 26 35.9 w H06
2010-10-19 09:18:33 C 05 14 45.54 +42 26 21.6 w H06
2010-10-19 20:56:56 C 05 20 47.52 +41 18 30.8 w J97
2010-10-19 21:00:54 C 05 20 49.56 +41 18 08.3 w J97
2010-10-19 21:05:29 C 05 20 51.84 +41 17 42.4 w J97
2010-10-19 22:48:03 C 05 21 43.02 +41 07 53.3 w J38
2010-10-19 22:48:21 C 05 21 43.17 +41 07 51.4 w J38
2010-10-19 22:48:39 C 05 21 43.31 +41 07 49.9 w J38
2010-10-19 23:37:00 C 05 22 07.23 +41 03 13.9 w 945
2010-10-19 23:38:12 C 05 22 07.82 +41 03 06.9 w 945
2010-10-19 23:39:16 C 05 22 08.34 +41 03 00.8 w 945
2010-10-19 23:40:18 C 05 22 08.83 +41 02 55.1 w 945
2010-10-19 23:41:15 C 05 22 09.31 +41 02 49.5 w 945
2010-10-20 00:06:13 C 05 22 21.18 +41 00 33.5 w 213
2010-10-20 00:06:47 C 05 22 21.46 +41 00 30.1 w 213
2010-10-20 00:07:20 C 05 22 21.76 +41 00 26.8 w 213
2010-10-20 00:19:01 C 05 22 26.77 +40 59 20.5 u 160
2010-10-20 00:20:51 C 05 22 27.63 +40 59 09.9 u 160
2010-10-20 00:22:44 C 05 22 28.53 +40 58 59.2 u 160
2010-10-20 00:24:33 C 05 22 29.43 +40 58 48.6 u 160
2010-10-20 00:26:22 C 05 22 30.30 +40 58 38.3 u 160
2010-10-20 06:43:55 C 05 25 38.69 +40 21 37.0 w H06
2010-10-20 06:46:37 C 05 25 39.89 +40 21 21.8 w H06
2010-10-20 06:49:11 C 05 25 41.12 +40 21 06.8 w H06
2010-10-20 06:51:44 C 05 25 42.34 +40 20 52.1 w H06
2010-10-20 21:57:56 C 05 32 55.08 +38 50 05.0 u B74
2010-10-20 22:04:18 C 05 32 58.01 +38 49 27.5 u B74
2010-10-20 22:17:37 C 05 33 03.89 +38 48 12.5 u B74
2010-10-21 00:33:36 C 05 34 07.12 +38 34 52.8 w J47
2010-10-21 01:51:04 C 05 34 39.58 +38 27 02.5 c B51
2010-10-21 01:55:44 C 05 34 41.63 +38 26 34.4 c B51
2010-10-21 01:57:25 C 05 34 42.10 +38 26 25.2 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)