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
2010-11-29 17:03:54 C 07 39 04.71 -15 04 59.8 o 300
2010-11-29 17:05:23 C 07 39 04.70 -15 05 01.2 o 300
2010-11-29 17:06:53 C 07 39 04.68 -15 05 02.4 o 300
2010-11-29 17:11:18 C 07 39 04.66 -15 05 06.6 o 300
2010-11-30 07:52:25 C 07 39 03.39 -15 18 24.5 t H10
2010-11-30 07:55:52 C 07 39 03.38 -15 18 27.9 t H10
2010-11-30 09:17:40 C 07 39 02.55 -15 19 41.3 o H10
2010-11-30 09:22:21 C 07 39 02.50 -15 19 45.8 o H10
2010-11-30 09:27:01 C 07 39 02.43 -15 19 49.6 o H10
2010-11-30 09:34:03 C 07 39 02.40 -15 19 56.1 o H10
2010-11-30 09:39:09 C 07 39 02.34 -15 20 00.5 o H10
2010-11-30 11:25:36 C 07 39 01.15 -15 21 33.8 u H10
2010-11-30 11:28:43 C 07 39 01.10 -15 21 36.7 u H10
2010-11-30 11:31:50 C 07 39 01.07 -15 21 39.0 u H10
2010-11-30 11:35:00 C 07 39 01.04 -15 21 42.3 u H10
2010-11-30 11:38:09 C 07 39 01.00 -15 21 44.4 u H10
2010-11-30 11:41:17 C 07 39 00.98 -15 21 47.6 u H10
2010-12-01 07:56:03 C 07 38 56.20 -15 38 33.0 I40
2010-12-01 08:02:34 C 07 38 56.11 -15 38 38.4 I40
2010-12-01 08:04:43 C 07 38 56.08 -15 38 40.2 I40
2010-12-01 08:09:13 C 07 38 56.01 -15 38 43.9 I40
2010-12-01 08:11:24 C 07 38 55.99 -15 38 45.8 I40
2010-12-01 10:30:05 C 07 38 54.73 -15 41 08.8 o H47
2010-12-01 10:37:04 C 07 38 54.65 -15 41 14.5 o H47
2010-12-01 10:44:06 C 07 38 54.54 -15 41 20.2 o H47
2010-12-02 10:41:56 C 07 38 44.31 -16 00 15.6 o H47
2010-12-02 10:49:14 C 07 38 44.21 -16 00 21.5 o H47
2010-12-02 10:56:05 C 07 38 44.07 -16 00 26.2 o H47
2010-12-03 00:32:53 C 07 38 38.10 -16 10 36.3 c B51
2010-12-03 00:35:15 C 07 38 38.22 -16 10 36.9 c 213
2010-12-03 00:43:31 C 07 38 37.96 -16 10 44.2 c B51
2010-12-03 00:44:21 C 07 38 38.08 -16 10 43.4 c 213
2010-12-03 01:26:42 C 07 38 37.40 -16 11 14.8 c 213
2010-12-03 09:52:42 C 07 38 31.33 -16 17 14.8 u H45
2010-12-03 09:56:21 C 07 38 31.26 -16 17 17.4 u H45
2010-12-03 10:03:13 C 07 38 31.05 -16 17 21.0 o H47
2010-12-03 10:03:34 C 07 38 31.13 -16 17 22.4 u H45
2010-12-03 10:16:44 C 07 38 30.80 -16 17 30.7 o H47
2010-12-03 10:19:37 C 07 38 30.84 -16 17 33.4 u H45
2010-12-03 10:21:50 C 07 38 30.79 -16 17 35.1 u H45
2010-12-03 10:28:52 C 07 38 30.67 -16 17 39.9 u H45
2010-12-03 10:29:10 C 07 38 30.56 -16 17 38.9 o H47
2010-12-04 00:01:20 C 07 38 22.88 -16 26 58.3 c A06
2010-12-04 00:14:30 C 07 38 22.65 -16 27 07.5 c A06
2010-12-04 00:26:03 C 07 38 22.46 -16 27 14.6 c A06
2010-12-04 00:42:27 C 07 38 22.33 -16 27 26.5 w J38
2010-12-04 00:44:31 C 07 38 22.28 -16 27 28.2 w J38
2010-12-04 00:48:41 C 07 38 22.23 -16 27 30.9 w J38
2010-12-04 01:00:36 C 07 38 21.87 -16 27 39.6 u 958
2010-12-04 01:10:50 C 07 38 21.73 -16 27 46.3 u 958
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)