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
2023-09-06 23:40:13 B 03 29 43.306 +43 04 27.19 V B50
2023-09-06 23:45:37 B 03 29 45.110 +43 04 27.23 V B50
2023-09-07 00:31:33 C 03 30 00.310 +43 04 22.58 V I81
2023-09-07 00:32:11 C 03 30 00.68 +43 04 28.2 q 107
2023-09-07 00:34:45 C 03 30 01.60 +43 04 25.7 q C10
2023-09-07 00:37:41 C 03 30 02.393 +43 04 22.48 V I81
2023-09-07 00:43:47 C 03 30 04.169 +43 04 22.01 V I81
2023-09-07 01:01:05 C 03 30 10.23 +43 04 27.2 q 107
2023-09-07 01:06:05 C 03 30 11.98 +43 04 25.4 q C10
2023-09-07 01:30:17 C 03 30 19.96 +43 04 26.6 q 107
2023-09-07 01:46:21 C 03 30 25.35 +43 04 24.3 q C10
2023-09-07 01:59:46 C 03 30 29.70 +43 04 26.0 q 107
2023-09-07 20:07:23 C 03 36 37.24 +43 02 31.1 V A98
2023-09-07 20:09:31 C 03 36 38.01 +43 02 30.7 V A98
2023-09-07 20:11:38 C 03 36 38.67 +43 02 30.9 V A98
2023-09-07 20:13:45 C 03 36 39.38 +43 02 30.0 V A98
2023-09-07 20:15:52 C 03 36 40.13 +43 02 29.9 V A98
2023-09-08 01:01:06 C 03 38 16.54 +43 01 58.3 q A77
2023-09-08 01:04:46 C 03 38 17.79 +43 01 57.7 q A77
2023-09-08 01:08:19 C 03 38 18.95 +43 01 57.5 q A77
2023-09-08 01:22:49 C 03 38 23.76 +43 01 55.6 q A77
2023-09-08 01:26:15 C 03 38 25.02 +43 01 55.5 q A77
2023-09-08 01:37:18 C 03 38 28.68 +43 01 53.6 q A77
2023-09-08 01:41:36 C 03 38 30.08 +43 01 53.1 q A77
2023-09-08 02:49:26 B 03 38 52.630 +43 01 41.84 X K74
2023-09-08 02:52:57 B 03 38 53.827 +43 01 41.48 X K74
2023-09-08 02:58:15 B 03 38 55.558 +43 01 40.51 X K74
2023-09-08 03:12:30 C 03 39 00.442 +43 01 37.77 Z M09
2023-09-08 03:21:10 C 03 39 03.139 +43 01 36.34 X G19
2023-09-08 03:23:12 C 03 39 04.028 +43 01 36.11 Z M09
2023-09-08 03:25:05 C 03 39 04.430 +43 01 35.72 X G19
2023-09-08 03:28:34 C 03 39 05.628 +43 01 35.36 X G19
2023-09-08 03:33:54 C 03 39 07.609 +43 01 34.44 Z M09
2023-09-08 20:01:24 C 03 44 44.50 +42 58 02.6 V M31
2023-09-08 20:07:35 C 03 44 46.57 +42 58 01.2 V M31
2023-09-08 20:13:49 C 03 44 48.74 +42 58 00.1 V M31
2023-09-08 22:02:15 C 03 45 26.189 +42 57 36.97 V K40
2023-09-08 22:28:24 C 03 45 35.102 +42 57 26.42 V K40
2023-09-08 22:46:38 B 03 45 41.219 +42 57 26.89 X B72
2023-09-08 22:52:50 B 03 45 43.339 +42 57 25.68 X B72
2023-09-08 22:57:48 B 03 45 45.026 +42 57 24.63 X B72
2023-09-08 23:20:12 C 03 45 52.26 +42 57 25.7 V C40
2023-09-08 23:34:54 C 03 45 57.869 +42 57 17.78 V A02
2023-09-08 23:42:46 B 03 46 00.314 +42 57 15.37 V B50
2023-09-08 23:43:07 C 03 45 59.99 +42 57 20.6 V C40
2023-09-08 23:48:28 B 03 46 02.282 +42 57 14.44 V B50
2023-09-08 23:51:49 C 03 46 03.247 +42 57 10.22 V I81
2023-09-08 23:54:42 B 03 46 04.433 +42 57 13.86 V B50
2023-09-08 23:55:56 C 03 46 04.634 +42 57 08.14 V I81
2023-09-09 00:00:01 C 03 46 06.108 +42 57 06.08 V I81
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)