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
2010-10-17 04:20:39 C 04 44 54.77 +47 08 05.7 r 750
2010-10-17 07:04:06 C 04 46 31.72 +46 55 13.1 o H47
2010-10-17 07:08:07 C 04 46 34.07 +46 54 53.6 o H47
2010-10-17 07:12:07 C 04 46 36.38 +46 54 34.2 o H47
2010-10-17 13:57:16 C 04 50 39.64 +46 20 18.6 u D95
2010-10-17 14:14:15 C 04 50 49.45 +46 18 54.3 u D95
2010-10-17 15:33:21 C 04 51 35.25 +46 12 22.9 u 900
2010-10-17 15:43:53 C 04 51 41.24 +46 11 30.2 u 900
2010-10-17 16:18:59 C 04 52 01.37 +46 08 34.2 m 372
2010-10-17 17:53:30 C 04 52 54.44 +46 00 35.5 m 372
2010-10-17 19:13:29 C 04 53 39.21 +45 53 41.3 m 372
2010-10-17 21:05:20 C 04 54 50.82 +45 43 15.1 u A06
2010-10-17 21:06:47 C 04 54 51.62 +45 43 08.1 u A06
2010-10-17 21:08:21 C 04 54 52.85 +45 43 08.0 c J08
2010-10-17 21:59:31 C 04 55 22.68 +45 38 41.3 w J40
2010-10-17 22:00:27 C 04 55 22.42 +45 38 43.4 c J08
2010-10-17 22:19:07 C 04 55 33.85 +45 37 02.0 w J40
2010-10-17 22:45:15 C 04 55 48.78 +45 34 51.0 w J40
2010-10-17 23:21:38 C 04 56 08.95 +45 31 39.3 w J38
2010-10-17 23:21:57 C 04 56 09.12 +45 31 37.7 w J38
2010-10-17 23:22:16 C 04 56 09.31 +45 31 36.1 w J38
2010-10-18 02:16:05 C 04 57 45.35 +45 16 43.2 d A77
2010-10-18 02:45:53 C 04 58 01.77 +45 14 06.0 d A77
2010-10-18 03:01:56 C 04 58 11.62 +45 12 42.9 c J01
2010-10-18 03:02:56 C 04 58 11.62 +45 12 37.4 u 958
2010-10-18 03:11:12 C 04 58 16.13 +45 11 53.7 u 958
2010-10-18 03:15:35 C 04 58 18.09 +45 11 28.7 d A77
2010-10-18 03:16:44 C 04 58 18.72 +45 11 22.6 d A77
2010-10-18 03:20:41 C 04 58 21.35 +45 11 03.7 u 958
2010-10-18 03:24:58 C 04 58 24.25 +45 10 41.5 c J01
2010-10-18 03:31:06 C 04 58 27.08 +45 10 08.2 u 958
2010-10-18 03:40:35 C 04 58 32.26 +45 09 18.0 u 958
2010-10-18 03:48:04 C 04 58 36.89 +45 08 39.1 c J01
2010-10-18 04:04:01 C 04 58 45.62 +45 07 14.2 c J01
2010-10-18 12:15:33 C 05 03 27.91 +44 22 47.5 u D95
2010-10-18 12:28:53 C 05 03 35.30 +44 21 37.3 u D95
2010-10-18 20:23:27 C 05 07 55.89 +43 38 00.5 w 213
2010-10-18 20:24:19 C 05 07 56.29 +43 37 55.7 w 213
2010-10-18 20:25:29 C 05 07 57.00 +43 37 49.5 w 213
2010-10-18 22:23:32 C 05 08 58.53 +43 27 31.7 c C20
2010-10-18 22:28:31 C 05 09 01.11 +43 27 04.5 c C20
2010-10-18 22:33:36 C 05 09 03.77 +43 26 36.5 c C20
2010-10-18 22:47:26 C 05 09 13.55 +43 24 57.7 w J38
2010-10-18 22:48:05 C 05 09 13.88 +43 24 54.3 w J38
2010-10-18 22:48:24 C 05 09 14.06 +43 24 52.6 w J38
2010-10-19 01:07:26 C 05 10 27.22 +43 12 14.4 w 945
2010-10-19 01:08:19 C 05 10 27.71 +43 12 09.6 w 945
2010-10-19 01:09:04 C 05 10 28.08 +43 12 05.5 w 945
2010-10-19 01:09:55 C 05 10 28.53 +43 12 00.8 w 945
2010-10-19 01:11:16 C 05 10 29.22 +43 11 53.4 w 945
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)