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
2023-09-29 11:15:25 C 06 21 55.06 +32 25 53.5 X U94
2023-09-29 11:19:21 C 06 21 56.06 +32 25 45.5 X U94
2023-09-29 11:23:17 C 06 21 57.05 +32 25 37.5 X U94
2023-09-29 22:56:42 C 06 24 55.34 +32 01 29.4 V A98
2023-09-29 22:57:46 C 06 24 55.60 +32 01 27.8 V A98
2023-09-29 22:59:53 C 06 24 56.20 +32 01 22.6 V A98
2023-09-29 23:00:57 C 06 24 56.45 +32 01 21.0 V A98
2023-09-29 23:03:04 C 06 24 56.97 +32 01 15.4 V A98
2023-09-29 23:05:11 C 06 24 57.59 +32 01 11.7 V A98
2023-09-29 23:07:18 C 06 24 58.08 +32 01 07.7 V A98
2023-09-29 23:09:25 C 06 24 58.65 +32 01 03.4 V A98
2023-09-30 01:26:45 C 06 25 33.682 +31 56 22.99 Z 213
2023-09-30 02:04:31 C 06 25 43.159 +31 55 05.52 Z 213
2023-09-30 02:41:15 C 06 25 52.361 +31 53 50.17 Z 213
2023-09-30 13:57:29 C 06 28 42.792 +31 30 22.32 V T05
2023-09-30 14:03:31 C 06 28 44.220 +31 30 09.97 V T05
2023-09-30 14:22:05 C 06 28 48.749 +31 29 31.31 V T05
2023-09-30 14:32:35 C 06 28 51.288 +31 29 09.49 V T05
2023-09-30 23:03:01 C 06 30 58.87 +31 10 53.4 q C10
2023-09-30 23:24:54 C 06 31 04.16 +31 10 13.3 V C40
2023-10-01 00:06:25 C 06 31 14.53 +31 08 41.4 q C10
2023-10-01 00:07:49 C 06 31 14.63 +31 08 43.9 V C40
2023-10-01 00:27:42 B 06 31 19.747 +31 07 57.08 X B72
2023-10-01 00:33:19 B 06 31 21.123 +31 07 45.15 X B72
2023-10-01 00:38:24 B 06 31 22.380 +31 07 34.68 X B72
2023-10-01 00:43:04 C 06 31 23.541 +31 07 24.54 Z M09
2023-10-01 00:50:43 C 06 31 25.09 +31 07 14.2 V C40
2023-10-01 00:53:46 C 06 31 26.154 +31 07 02.22 Z M09
2023-10-01 01:04:26 C 06 31 28.781 +31 06 39.83 Z M09
2023-10-01 01:10:27 C 06 31 30.28 +31 06 27.9 q C10
2023-10-01 03:37:44 C 06 32 06.16 +31 01 21.1 q A77
2023-10-01 03:38:38 C 06 32 06.73 +31 01 18.5 V J01
2023-10-01 03:44:24 C 06 32 07.78 +31 01 07.0 q A77
2023-10-01 03:47:55 C 06 32 08.98 +31 00 58.8 V J01
2023-10-01 03:51:04 C 06 32 09.39 +31 00 53.0 q A77
2023-10-01 04:20:23 C 06 32 16.69 +30 59 51.5 V J01
2023-10-01 08:27:13 C 06 33 17.400 +30 51 30.56 V W68
2023-10-01 08:33:55 C 06 33 19.022 +30 51 16.60 V W68
2023-10-01 08:50:26 C 06 33 22.925 +30 50 41.86 V W68
2023-10-01 09:06:26 C 06 33 26.702 +30 50 08.20 V W68
2023-10-01 09:07:45 C 06 33 27.072 +30 50 05.28 V W68
2023-10-01 18:56:20 C 06 35 50.46 +30 28 47.7 V P87
2023-10-01 19:05:11 C 06 35 52.35 +30 28 28.5 m 349
2023-10-01 19:06:46 C 06 35 52.91 +30 28 25.3 V P87
2023-10-01 19:10:14 C 06 35 53.54 +30 28 17.8 m 349
2023-10-01 19:15:10 C 06 35 54.72 +30 28 07.2 m 349
2023-10-01 19:16:53 C 06 35 55.31 +30 28 03.8 V P87
2023-10-01 23:21:33 C 06 36 54.81 +30 19 09.3 q M19
2023-10-01 23:25:13 B 06 36 55.54 +30 18 59.8 M18
2023-10-01 23:34:09 C 06 36 57.578 +30 18 37.66 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)