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
2023-10-08 00:03:19 C 07 08 40.09 +25 01 54.6 V C40
2023-10-08 01:34:05 C 07 08 58.426 +24 58 33.96 Z 213
2023-10-08 02:12:28 C 07 09 05.950 +24 57 09.97 Z 213
2023-10-08 02:44:01 C 07 09 12.130 +24 56 00.71 Z 213
2023-10-08 07:09:58 C 07 10 04.94 +24 46 11.4 q W58
2023-10-08 07:41:56 C 07 10 11.08 +24 45 00.7 q W58
2023-10-08 08:13:54 C 07 10 17.28 +24 43 52.3 q W58
2023-10-08 14:17:12 C 07 11 28.704 +24 30 34.85 V T05
2023-10-08 14:21:45 C 07 11 29.556 +24 30 24.95 V T05
2023-10-08 14:38:45 C 07 11 32.806 +24 29 47.47 V T05
2023-10-08 15:04:28 C 07 11 37.685 +24 28 50.99 V T05
2023-10-09 02:37:32 C 07 13 52.574 +24 03 08.46 Z 213
2023-10-09 03:32:10 C 07 14 02.861 +24 01 08.69 Z 213
2023-10-09 04:26:02 C 07 14 12.977 +23 59 10.39 Z 213
2023-10-09 10:42:04 C 07 15 24.979 +23 45 22.46 V H47
2023-10-09 10:45:57 C 07 15 25.668 +23 45 14.40 V H47
2023-10-09 10:47:22 C 07 15 25.980 +23 45 10.73 V H47
2023-10-10 10:13:11 C 07 19 50.07 +22 53 27.4 X U94
2023-10-10 10:15:16 C 07 19 50.48 +22 53 22.4 X U94
2023-10-10 10:17:21 C 07 19 50.87 +22 53 17.4 X U94
2023-10-10 10:19:26 C 07 19 51.26 +22 53 12.9 X U94
2023-10-10 10:21:32 C 07 19 51.66 +22 53 07.6 X U94
2023-10-10 11:38:14 C 07 20 05.258 +22 50 24.00 V G96
2023-10-10 11:53:02 C 07 20 07.757 +22 49 53.22 V G96
2023-10-10 12:00:25 C 07 20 09.089 +22 49 37.06 V G96
2023-10-10 13:38:53 C 07 20 27.977 +22 46 01.13 V T05
2023-10-10 13:43:30 C 07 20 28.807 +22 45 51.12 V T05
2023-10-10 13:51:20 C 07 20 30.214 +22 45 33.98 V T05
2023-10-10 14:11:39 C 07 20 33.835 +22 44 49.78 V T05
2023-10-11 00:48:54 C 07 22 30.113 +22 21 13.00 V I81
2023-10-11 00:51:00 C 07 22 30.497 +22 21 08.28 V I81
2023-10-11 00:53:07 C 07 22 30.876 +22 21 04.28 V I81
2023-10-11 01:35:15 B 07 22 38.45 +22 19 35.8 X M18
2023-10-11 01:47:06 B 07 22 40.57 +22 19 09.9 X M18
2023-10-11 02:00:15 B 07 22 42.89 +22 18 41.4 X M18
2023-10-11 19:08:44 C 07 25 46.51 +21 41 14.5 q 903
2023-10-11 19:11:03 C 07 25 46.93 +21 41 10.5 q 903
2023-10-11 19:13:22 C 07 25 47.36 +21 41 04.9 q 903
2023-10-12 01:27:14 C 07 26 53.30 +21 27 23.1 V L54
2023-10-12 01:41:31 C 07 26 55.76 +21 26 52.3 V L54
2023-10-12 01:54:11 C 07 26 57.93 +21 26 24.7 V L54
2023-10-12 03:39:36 C 07 27 16.550 +21 22 37.06 V Z10
2023-10-12 03:50:02 C 07 27 18.322 +21 22 14.23 V Z10
2023-10-12 04:01:33 C 07 27 20.270 +21 21 49.75 V Z10
2023-10-12 14:23:14 C 07 29 08.028 +20 59 23.06 V T05
2023-10-12 14:28:02 C 07 29 08.825 +20 59 12.77 V T05
2023-10-12 14:57:21 C 07 29 13.709 +20 58 09.44 V T05
2023-10-12 15:06:48 C 07 29 15.283 +20 57 49.03 V T05
2023-10-12 17:28:34 C 07 29 40.094 +20 52 32.70 q Q21
2023-10-12 17:43:41 C 07 29 42.626 +20 52 00.12 q Q21
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)