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
2010-11-18 16:13:39 C 07 34 38.40 -09 11 08.7 o D93
2010-11-18 16:14:49 C 07 34 38.47 -09 11 11.2 o D93
2010-11-18 16:15:58 C 07 34 38.49 -09 11 13.5 o D93
2010-11-18 17:23:09 C 07 34 40.53 -09 13 14.7 u 379
2010-11-18 17:31:25 C 07 34 40.79 -09 13 29.7 u 379
2010-11-18 17:31:48 C 07 34 40.79 -09 13 30.3 u 379
2010-11-18 17:32:53 C 07 34 40.80 -09 13 31.8 u 379
2010-11-18 17:33:16 C 07 34 40.81 -09 13 32.3 u 379
2010-11-18 17:48:02 C 07 34 41.22 -09 13 59.3 u 379
2010-11-18 19:27:02 C 07 34 44.06 -09 16 58.6 u 900
2010-11-18 19:37:35 C 07 34 44.35 -09 17 17.4 u 900
2010-11-19 03:23:36 C 07 35 02.05 -09 31 14.3 u 958
2010-11-19 03:28:28 C 07 35 02.18 -09 31 22.9 u 958
2010-11-19 03:32:55 C 07 35 02.32 -09 31 30.9 u 958
2010-11-19 03:41:44 C 07 35 02.43 -09 31 45.8 c B06
2010-11-19 03:43:49 C 07 35 02.47 -09 31 49.2 c B06
2010-11-19 03:50:28 C 07 35 02.67 -09 32 01.2 c B06
2010-11-19 03:52:11 C 07 35 02.70 -09 32 04.2 c B06
2010-11-19 03:53:56 C 07 35 02.76 -09 32 07.2 c B06
2010-11-19 03:55:47 C 07 35 02.81 -09 32 10.5 c B06
2010-11-19 03:57:33 C 07 35 02.86 -09 32 13.7 c B06
2010-11-19 03:59:24 C 07 35 02.91 -09 32 16.9 c B06
2010-11-19 04:01:29 C 07 35 02.96 -09 32 20.6 c B06
2010-11-19 04:03:57 C 07 35 03.03 -09 32 25.1 c B06
2010-11-19 04:05:59 C 07 35 03.08 -09 32 28.7 c B06
2010-11-19 04:08:11 C 07 35 03.15 -09 32 32.7 c B06
2010-11-19 04:09:42 C 07 35 03.20 -09 32 35.4 c B06
2010-11-19 04:11:31 C 07 35 03.22 -09 32 38.3 c B06
2010-11-19 04:13:16 C 07 35 03.28 -09 32 41.6 c B06
2010-11-19 04:15:22 C 07 35 03.35 -09 32 45.3 c B06
2010-11-19 04:16:57 C 07 35 03.38 -09 32 47.9 c B06
2010-11-19 10:15:11 C 07 35 16.56 -09 43 12.4 u H10
2010-11-19 10:17:54 C 07 35 16.64 -09 43 17.7 u H10
2010-11-19 10:20:40 C 07 35 16.66 -09 43 22.1 u H10
2010-11-19 10:23:23 C 07 35 16.75 -09 43 26.7 u H10
2010-11-19 10:26:05 C 07 35 16.78 -09 43 32.9 u H10
2010-11-19 10:31:33 C 07 35 16.95 -09 43 41.0 u H10
2010-11-19 10:34:15 C 07 35 17.03 -09 43 45.7 u H10
2010-11-19 10:36:58 C 07 35 17.09 -09 43 50.4 u H10
2010-11-19 10:39:40 C 07 35 17.15 -09 43 55.1 u H10
2010-11-20 04:41:31 C 07 35 51.93 -10 14 41.4 w 213
2010-11-20 05:04:12 C 07 35 52.46 -10 15 19.5 w 213
2010-11-20 05:33:16 C 07 35 53.18 -10 16 08.0 w 213
2010-11-20 05:37:16 C 07 35 53.30 -10 16 13.9 c 442
2010-11-20 05:39:08 C 07 35 53.31 -10 16 16.7 c 442
2010-11-20 11:01:56 C 07 36 03.42 -10 25 06.4 o H47
2010-11-20 11:03:38 C 07 36 04.04 -10 25 10.0 c H10
2010-11-20 11:06:12 C 07 36 03.56 -10 25 13.7 o H47
2010-11-20 11:08:19 C 07 36 03.62 -10 25 16.1 o H47
2010-11-20 11:09:44 C 07 36 04.16 -10 25 19.7 c H10
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)