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
2010-10-11 01:56:56 C 03 04 28.71 +55 26 34.6 c B82
2010-10-11 01:59:13 C 03 04 30.33 +55 26 30.4 c B82
2010-10-11 02:00:30 C 03 04 31.19 +55 26 27.8 c B82
2010-10-11 02:26:38 C 03 04 49.72 +55 25 38.7 u C28
2010-10-11 06:10:47 C 03 07 36.92 +55 18 55.4 o H10
2010-10-11 06:12:11 C 03 07 37.81 +55 18 53.1 o H10
2010-10-11 06:15:04 C 03 07 39.82 +55 18 48.5 o H10
2010-10-11 06:28:08 C 03 07 49.22 +55 18 25.8 u H10
2010-10-11 06:35:17 C 03 07 54.25 +55 18 13.1 u H10
2010-10-11 06:48:14 C 03 08 03.35 +55 17 50.0 u H10
2010-10-11 06:50:44 C 03 08 05.17 +55 17 44.9 u H10
2010-10-11 06:54:30 C 03 08 07.69 +55 17 38.7 u H10
2010-10-11 06:57:06 C 03 08 09.58 +55 17 33.9 u H10
2010-10-11 11:00:55 C 03 11 08.63 +55 09 04.4 u D95
2010-10-11 11:04:56 C 03 11 11.51 +55 08 56.8 u D95
2010-10-11 12:03:33 C 03 11 53.47 +55 07 09.5 o D92
2010-10-11 12:11:13 C 03 11 58.93 +55 06 55.4 o D92
2010-10-11 12:18:52 C 03 12 04.38 +55 06 41.2 o D92
2010-10-11 12:25:54 C 03 12 09.38 +55 06 28.0 o D92
2010-10-11 14:22:02 C 03 13 32.03 +55 01 51.4 r 168
2010-10-11 14:23:02 C 03 13 32.76 +55 01 49.4 r 168
2010-10-11 15:19:12 C 03 14 13.63 +54 59 59.4 r 168
2010-10-11 15:20:13 C 03 14 14.36 +54 59 57.4 r 168
2010-10-11 19:17:49 C 03 17 07.06 +54 51 38.3 u 510
2010-10-11 19:22:18 C 03 17 10.27 +54 51 29.2 u 510
2010-10-11 19:26:49 C 03 17 13.49 +54 51 20.0 u 510
2010-10-11 19:31:17 C 03 17 16.75 +54 51 10.8 u 510
2010-10-11 19:39:32 C 03 17 20.27 +54 51 12.5 r 168
2010-10-11 19:40:33 C 03 17 20.97 +54 51 10.3 r 168
2010-10-11 20:08:08 C 03 17 44.61 +54 49 52.3 u J37
2010-10-11 20:19:38 C 03 17 52.36 +54 49 28.9 o C23
2010-10-11 20:32:19 C 03 18 02.08 +54 49 03.8 u J37
2010-10-11 20:39:33 C 03 18 06.70 +54 48 47.5 o C23
2010-10-11 21:00:05 C 03 18 21.14 +54 48 05.8 o C23
2010-10-11 21:03:47 C 03 18 24.83 +54 48 00.3 u J37
2010-10-11 21:18:29 C 03 18 34.01 +54 47 28.2 o C23
2010-10-11 22:59:13 C 03 19 45.25 +54 43 54.6 u C28
2010-10-11 23:52:54 C 03 20 21.24 +54 42 02.0 u 585
2010-10-11 23:59:23 C 03 20 27.86 +54 41 43.3 c B96
2010-10-12 00:02:39 C 03 20 28.14 +54 41 39.7 u 585
2010-10-12 00:04:16 C 03 20 31.31 +54 41 32.5 c B96
2010-10-12 00:07:28 C 03 20 31.50 +54 41 29.1 u 585
2010-10-12 00:09:10 C 03 20 34.70 +54 41 22.0 c B96
2010-10-12 00:10:01 C 03 20 33.34 +54 41 22.9 u 585
2010-10-12 00:13:57 C 03 20 38.18 +54 41 10.8 c B96
2010-10-12 00:18:50 C 03 20 41.64 +54 40 59.7 c B96
2010-10-12 00:24:33 C 03 20 45.55 +54 40 47.5 c B96
2010-10-12 00:29:26 C 03 20 49.08 +54 40 36.3 c B96
2010-10-12 00:34:18 C 03 20 52.49 +54 40 25.3 c B96
2010-10-12 00:34:50 C 03 20 52.55 +54 40 23.2 u C28
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)