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
2010-09-12 08:17:18 C 23 08 13.85 +43 58 49.1 o H10
2010-09-12 08:29:55 C 23 08 14.89 +43 59 06.4 o H10
2010-09-12 08:35:30 C 23 08 15.33 +43 59 14.1 o H10
2010-09-12 08:44:24 C 23 08 16.05 +43 59 26.5 o H10
2010-09-12 08:59:59 C 23 08 17.543 +43 59 46.26 r 689
2010-09-12 09:02:13 C 23 08 17.730 +43 59 49.38 r 689
2010-09-12 09:04:26 C 23 08 17.905 +43 59 52.34 r 689
2010-09-12 09:06:40 C 23 08 18.101 +43 59 55.52 r 689
2010-09-12 09:09:06 C 23 08 18.09 +43 59 59.0 w H10
2010-09-12 09:18:27 C 23 08 18.86 +44 00 11.4 o H10
2010-09-12 09:18:50 C 23 08 18.91 +44 00 12.3 w H10
2010-09-12 09:28:16 C 23 08 19.69 +44 00 25.4 w H10
2010-09-12 09:29:27 C 23 08 19.80 +44 00 26.7 o H10
2010-09-12 09:37:26 C 23 08 20.46 +44 00 37.6 w H10
2010-09-12 09:43:13 C 23 08 20.94 +44 00 45.2 o H10
2010-09-12 09:44:34 C 23 08 21.07 +44 00 47.6 w H10
2010-09-12 09:55:23 C 23 08 21.97 +44 01 01.9 o H10
2010-09-12 13:18:19 C 23 08 43.12 +44 05 53.6 u 379
2010-09-12 13:20:45 C 23 08 43.37 +44 05 57.3 u 379
2010-09-12 13:22:48 C 23 08 43.49 +44 05 59.5 u 379
2010-09-12 19:32:42 C 23 09 19.28 +44 14 36.0 w C23
2010-09-12 19:51:50 C 23 09 20.94 +44 15 03.3 V C95
2010-09-12 19:53:17 C 23 09 21.06 +44 15 05.5 w C23
2010-09-12 19:54:02 C 23 09 21.09 +44 15 05.6 V C95
2010-09-12 19:56:14 C 23 09 21.32 +44 15 09.5 V C95
2010-09-12 19:58:24 C 23 09 21.51 +44 15 12.9 V C95
2010-09-12 19:59:26 C 23 09 21.42 +44 15 10.9 w B96
2010-09-12 20:00:36 C 23 09 21.74 +44 15 15.8 V C95
2010-09-12 20:02:47 C 23 09 21.94 +44 15 19.6 V C95
2010-09-12 20:04:58 C 23 09 22.12 +44 15 22.6 V C95
2010-09-12 20:05:53 C 23 09 22.00 +44 15 20.4 w B96
2010-09-12 20:07:09 C 23 09 22.31 +44 15 25.8 V C95
2010-09-12 20:09:21 C 23 09 22.52 +44 15 29.0 V C95
2010-09-12 20:09:25 C 23 09 22.51 +44 15 28.7 w C23
2010-09-12 20:11:31 C 23 09 22.69 +44 15 32.3 V C95
2010-09-12 20:12:19 C 23 09 22.60 +44 15 30.2 w B96
2010-09-12 20:13:43 C 23 09 22.89 +44 15 35.3 V C95
2010-09-12 20:15:55 C 23 09 23.08 +44 15 38.6 V C95
2010-09-12 20:18:05 C 23 09 23.29 +44 15 41.8 V C95
2010-09-12 20:18:44 C 23 09 23.15 +44 15 39.0 w B96
2010-09-12 20:20:17 C 23 09 23.47 +44 15 45.0 V C95
2010-09-12 20:22:28 C 23 09 23.67 +44 15 48.3 V C95
2010-09-12 20:24:38 C 23 09 23.87 +44 15 51.4 V C95
2010-09-12 20:26:51 C 23 09 24.06 +44 15 54.6 V C95
2010-09-12 20:27:19 C 23 09 23.93 +44 15 51.7 w B96
2010-09-12 20:29:02 C 23 09 24.26 +44 15 58.0 V C95
2010-09-12 20:30:10 C 23 09 24.24 +44 15 57.6 w C23
2010-09-12 20:31:12 C 23 09 24.43 +44 16 01.2 V C95
2010-09-12 20:33:24 C 23 09 24.64 +44 16 04.4 V C95
2010-09-12 20:33:44 C 23 09 24.50 +44 16 01.1 w B96
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)