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
2023-08-09 02:11:24 C 00 38 40.45 +33 21 06.3 q A77
2023-08-09 02:15:36 C 00 38 41.06 +33 21 11.3 q A77
2023-08-09 02:50:16 C 00 38 46.45 +33 21 53.6 A77
2023-08-09 02:56:08 C 00 38 47.39 +33 22 00.9 A77
2023-08-09 03:02:01 C 00 38 48.33 +33 22 08.1 A77
2023-08-09 23:25:00 C 00 42 08.05 +33 47 03.1 q 950
2023-08-09 23:49:48 C 00 42 11.71 +33 47 32.2 V C23
2023-08-09 23:51:19 C 00 42 11.976 +33 47 36.67 q M16
2023-08-10 00:02:16 C 00 42 13.72 +33 47 47.4 V C23
2023-08-10 00:09:37 C 00 42 15.33 +33 47 59.1 q 950
2023-08-10 00:14:28 C 00 42 15.739 +33 48 05.18 q M16
2023-08-10 00:19:11 C 00 42 16.53 +33 48 08.8 V C23
2023-08-10 00:53:03 C 00 42 22.37 +33 48 53.5 q 950
2023-08-10 01:45:00 B 00 42 30.420 +33 49 55.70 X K74
2023-08-10 01:49:03 B 00 42 31.032 +33 50 00.64 X K74
2023-08-10 01:52:35 B 00 42 31.603 +33 50 05.03 X K74
2023-08-10 21:52:31 C 00 45 52.469 +34 14 26.16 q M16
2023-08-10 21:53:02 C 00 45 52.48 +34 14 27.1 X L79
2023-08-10 21:57:37 C 00 45 53.20 +34 14 32.9 X L79
2023-08-10 22:01:12 C 00 45 53.80 +34 14 37.0 X L79
2023-08-10 22:04:43 C 00 45 54.42 +34 14 41.1 q 215
2023-08-10 22:06:34 C 00 45 54.73 +34 14 43.4 q 215
2023-08-10 22:08:26 C 00 45 55.04 +34 14 45.7 q 215
2023-08-10 22:21:02 C 00 45 57.314 +34 15 03.46 q M16
2023-08-10 23:01:01 C 00 46 03.85 +34 15 49.7 V G33
2023-08-10 23:04:06 C 00 46 04.35 +34 15 53.7 V G33
2023-08-10 23:07:43 C 00 46 04.93 +34 15 57.6 V G33
2023-08-10 23:38:23 C 00 46 10.12 +34 16 35.8 V C23
2023-08-10 23:43:47 C 00 46 11.00 +34 16 42.8 V C23
2023-08-10 23:49:10 C 00 46 11.89 +34 16 49.2 V C23
2023-08-11 00:22:21 C 00 46 17.50 +34 17 30.5 V G06
2023-08-11 00:34:52 C 00 46 19.551 +34 17 45.89 Z M09
2023-08-11 00:44:33 C 00 46 21.19 +34 17 57.6 V G06
2023-08-11 00:45:31 C 00 46 21.336 +34 17 58.92 Z M09
2023-08-11 00:46:55 B 00 46 21.461 +34 18 01.19 V B50
2023-08-11 00:47:00 B 00 46 21.569 +34 18 01.03 X B72
2023-08-11 00:47:43 C 00 46 21.68 +34 18 01.5 V G06
2023-08-11 00:51:06 B 00 46 22.250 +34 18 06.01 X B72
2023-08-11 00:51:14 B 00 46 22.219 +34 18 06.34 V B50
2023-08-11 00:55:12 B 00 46 22.942 +34 18 11.11 X B72
2023-08-11 00:55:33 B 00 46 22.889 +34 18 11.45 V B50
2023-08-11 00:56:11 C 00 46 23.125 +34 18 11.99 Z M09
2023-08-11 02:39:41 C 00 46 40.34 +34 20 21.1 q A77
2023-08-11 02:39:59 C 00 46 40.39 +34 20 21.4 q A77
2023-08-11 02:43:16 C 00 46 40.89 +34 20 24.8 q A77
2023-08-11 02:44:10 C 00 46 41.17 +34 20 26.4 q A77
2023-08-11 02:46:00 C 00 46 41.41 +34 20 28.4 A77
2023-08-11 02:46:51 C 00 46 41.52 +34 20 29.2 q A77
2023-08-11 02:47:44 C 00 46 41.68 +34 20 30.6 q A77
2023-08-11 02:49:50 C 00 46 42.00 +34 20 33.4 q A77
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)