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 23:54:19 C 05 30 46.05 +37 59 21.1 193
2023-09-21 23:55:26 C 05 30 46.40 +37 59 19.0 193
2023-09-21 23:56:34 C 05 30 46.74 +37 59 17.5 193
2023-09-21 23:57:45 C 05 30 47.09 +37 59 15.6 193
2023-09-21 23:58:51 C 05 30 47.45 +37 59 13.7 193
2023-09-21 23:59:59 C 05 30 47.80 +37 59 11.9 193
2023-09-22 00:01:07 C 05 30 48.18 +37 59 10.0 193
2023-09-22 00:02:17 C 05 30 48.49 +37 59 07.7 193
2023-09-22 00:03:24 C 05 30 48.83 +37 59 06.5 193
2023-09-22 00:07:13 C 05 30 50.51 +37 58 55.4 V C40
2023-09-22 00:37:24 C 05 30 59.73 +37 58 08.0 V C40
2023-09-22 21:26:54 C 05 37 24.61 +37 23 59.5 193
2023-09-22 21:28:02 C 05 37 24.98 +37 23 58.0 193
2023-09-22 21:29:08 C 05 37 25.29 +37 23 56.0 193
2023-09-22 21:30:16 C 05 37 25.66 +37 23 54.0 193
2023-09-22 21:31:13 C 05 37 25.87 +37 23 52.5 193
2023-09-22 21:31:50 C 05 37 26.06 +37 23 51.6 193
2023-09-22 21:32:26 C 05 37 26.29 +37 23 50.6 193
2023-09-22 21:33:03 C 05 37 26.46 +37 23 49.4 193
2023-09-22 21:33:59 C 05 37 26.76 +37 23 48.0 193
2023-09-22 21:35:07 C 05 37 27.12 +37 23 45.9 193
2023-09-22 21:36:13 C 05 37 27.43 +37 23 44.3 193
2023-09-22 21:37:22 C 05 37 27.86 +37 23 42.6 193
2023-09-22 21:38:18 C 05 37 28.01 +37 23 40.9 193
2023-09-22 21:38:55 C 05 37 28.20 +37 23 40.0 193
2023-09-22 21:39:31 C 05 37 28.39 +37 23 38.9 193
2023-09-22 21:40:08 C 05 37 28.58 +37 23 37.9 193
2023-09-22 21:41:04 C 05 37 28.86 +37 23 36.3 193
2023-09-22 21:43:18 C 05 37 29.60 +37 23 32.5 193
2023-09-22 21:45:21 C 05 37 30.13 +37 23 29.5 193
2023-09-22 21:45:59 C 05 37 30.34 +37 23 28.3 193
2023-09-22 21:47:13 C 05 37 30.69 +37 23 26.3 193
2023-09-22 21:48:10 C 05 37 30.97 +37 23 24.8 193
2023-09-22 21:49:16 C 05 37 31.32 +37 23 22.8 193
2023-09-22 21:50:24 C 05 37 31.69 +37 23 21.2 193
2023-09-22 21:51:31 C 05 37 32.02 +37 23 19.3 193
2023-09-22 21:52:26 C 05 37 32.25 +37 23 18.0 193
2023-09-22 21:53:03 C 05 37 32.48 +37 23 16.8 193
2023-09-22 21:53:40 C 05 37 32.79 +37 23 15.8 193
2023-09-22 21:55:15 C 05 37 33.12 +37 23 13.1 193
2023-09-22 21:56:21 C 05 37 33.52 +37 23 11.3 193
2023-09-22 21:58:35 C 05 37 34.11 +37 23 07.5 193
2023-09-22 21:59:31 C 05 37 34.41 +37 23 06.1 193
2023-09-22 22:00:08 C 05 37 34.59 +37 23 05.1 193
2023-09-22 22:00:46 C 05 37 34.76 +37 23 04.1 193
2023-09-22 22:01:24 C 05 37 34.96 +37 23 03.0 193
2023-09-22 22:02:19 C 05 37 35.27 +37 23 00.8 193
2023-09-22 22:16:28 C 05 37 39.45 +37 22 38.5 193
2023-09-22 22:17:36 C 05 37 39.78 +37 22 36.2 193
2023-09-22 22:18:42 C 05 37 40.13 +37 22 34.6 193
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)