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
2023-09-21 01:49:22 B 05 23 51.32 +38 33 44.3 M18
2023-09-21 02:29:11 C 05 24 04.061 +38 32 46.54 Z 213
2023-09-21 03:31:07 B 05 24 22.62 +38 31 06.9 M18
2023-09-21 03:32:51 B 05 24 23.606 +38 31 06.96 V L65
2023-09-21 03:37:01 B 05 24 24.898 +38 31 00.59 V L65
2023-09-21 03:40:42 B 05 24 25.95 +38 30 56.6 M18
2023-09-21 03:41:10 B 05 24 26.182 +38 30 54.40 V L65
2023-09-21 03:45:29 B 05 24 27.43 +38 30 49.1 M18
2023-09-21 14:50:04 C 05 27 56.455 +38 13 50.74 V T05
2023-09-21 14:55:31 C 05 27 58.099 +38 13 42.28 V T05
2023-09-21 14:59:50 C 05 27 59.426 +38 13 35.51 V T05
2023-09-21 15:13:45 C 05 28 03.682 +38 13 13.94 V T05
2023-09-21 20:59:52 C 05 29 52.24 +38 03 43.8 V C43
2023-09-21 21:05:58 C 05 29 54.07 +38 03 34.8 V C43
2023-09-21 21:10:39 C 05 29 55.39 +38 03 25.7 V C43
2023-09-21 23:07:34 C 05 30 32.27 +38 00 24.1 V A98
2023-09-21 23:08:38 C 05 30 32.56 +38 00 22.5 V A98
2023-09-21 23:09:41 C 05 30 32.91 +38 00 20.9 V A98
2023-09-21 23:10:13 C 05 30 33.21 +38 00 18.3 q B92
2023-09-21 23:10:45 C 05 30 33.27 +38 00 19.2 V A98
2023-09-21 23:11:16 C 05 30 33.56 +38 00 16.6 q B92
2023-09-21 23:11:49 C 05 30 33.57 +38 00 17.4 V A98
2023-09-21 23:12:52 C 05 30 33.91 +38 00 15.9 V A98
2023-09-21 23:13:22 C 05 30 34.20 +38 00 13.2 q B92
2023-09-21 23:13:56 C 05 30 34.19 +38 00 14.1 V A98
2023-09-21 23:14:24 C 05 30 34.53 +38 00 11.7 q B92
2023-09-21 23:14:59 C 05 30 34.47 +38 00 12.4 V A98
2023-09-21 23:17:34 C 05 30 35.53 +38 00 06.7 q B92
2023-09-21 23:22:04 C 05 30 36.23 +38 00 12.2 193
2023-09-21 23:23:10 C 05 30 36.58 +38 00 10.1 193
2023-09-21 23:24:19 C 05 30 36.93 +38 00 08.8 193
2023-09-21 23:25:26 C 05 30 37.26 +38 00 06.9 193
2023-09-21 23:26:37 C 05 30 37.59 +38 00 05.0 193
2023-09-21 23:27:43 C 05 30 37.97 +38 00 03.1 193
2023-09-21 23:28:51 C 05 30 38.32 +38 00 01.4 193
2023-09-21 23:29:57 C 05 30 38.67 +37 59 59.5 193
2023-09-21 23:31:09 C 05 30 38.99 +37 59 57.6 193
2023-09-21 23:32:16 C 05 30 39.38 +37 59 55.7 193
2023-09-21 23:35:42 C 05 30 40.35 +37 59 50.6 193
2023-09-21 23:36:48 C 05 30 40.73 +37 59 48.7 193
2023-09-21 23:37:01 C 05 30 41.25 +37 59 42.8 V C40
2023-09-21 23:37:56 C 05 30 41.06 +37 59 46.9 193
2023-09-21 23:44:07 C 05 30 42.93 +37 59 37.2 193
2023-09-21 23:45:14 C 05 30 43.29 +37 59 35.3 193
2023-09-21 23:46:21 C 05 30 43.70 +37 59 33.6 193
2023-09-21 23:47:29 C 05 30 43.96 +37 59 31.9 193
2023-09-21 23:48:40 C 05 30 44.29 +37 59 30.1 193
2023-09-21 23:49:47 C 05 30 44.66 +37 59 28.1 193
2023-09-21 23:52:01 C 05 30 45.47 +37 59 25.4 193
2023-09-21 23:53:12 C 05 30 45.71 +37 59 22.6 193
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)