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
2010-09-03 12:58:50 C 22 53 36.47 +39 12 17.4 u 367
2010-09-03 13:03:00 C 22 53 36.67 +39 12 22.9 u 367
2010-09-03 13:37:29 C 22 53 38.03 +39 13 08.0 o D92
2010-09-03 13:41:55 C 22 53 38.23 +39 13 13.9 o D92
2010-09-03 13:46:21 C 22 53 38.44 +39 13 19.7 o D92
2010-09-03 15:52:10 C 22 53 44.28 +39 16 05.6 u 379
2010-09-03 15:54:50 C 22 53 44.39 +39 16 09.0 u 379
2010-09-03 16:21:30 C 22 53 45.61 +39 16 43.3 u 379
2010-09-03 16:28:10 C 22 53 45.90 +39 16 51.3 u 379
2010-09-03 16:30:50 C 22 53 46.03 +39 16 54.7 u 379
2010-09-03 16:33:29 C 22 53 46.14 +39 16 57.9 u 379
2010-09-03 20:20:26 C 22 54 00.08 +39 21 47.7 w 213
2010-09-03 20:29:25 C 22 54 00.53 +39 21 59.6 w 213
2010-09-03 20:32:23 C 22 54 00.66 +39 22 03.3 w 213
2010-09-03 21:19:12 C 22 54 02.75 +39 23 06.7 u 160
2010-09-03 21:24:20 C 22 54 03.00 +39 23 13.5 u 160
2010-09-03 21:28:31 C 22 54 03.18 +39 23 19.2 u 160
2010-09-03 21:43:05 C 22 54 04.26 +39 23 37.8 w I99
2010-09-03 21:50:03 C 22 54 04.60 +39 23 47.5 w I99
2010-09-03 21:59:16 C 22 54 05.03 +39 23 59.6 w I99
2010-09-03 22:00:21 C 22 54 05.09 +39 24 00.1 w J01
2010-09-03 22:17:50 C 22 54 05.93 +39 24 23.2 w J01
2010-09-03 22:19:09 C 22 54 05.66 +39 24 26.6 d B66
2010-09-03 22:24:52 C 22 54 06.11 +39 24 34.8 w 232
2010-09-03 22:37:31 C 22 54 06.88 +39 24 49.8 w J01
2010-09-03 22:37:42 C 22 54 06.70 +39 24 50.6 w 232
2010-09-03 22:48:35 C 22 54 07.23 +39 25 05.1 w 232
2010-09-03 22:59:23 C 22 54 07.65 +39 25 16.6 o C10
2010-09-03 23:03:27 C 22 54 07.80 +39 25 21.1 w B96
2010-09-03 23:12:01 C 22 54 08.21 +39 25 31.9 w B96
2010-09-03 23:20:34 C 22 54 08.62 +39 25 43.5 w B96
2010-09-03 23:24:52 C 22 54 09.50 +39 25 56.9 w J51
2010-09-03 23:29:05 C 22 54 09.04 +39 25 54.7 w B96
2010-09-03 23:30:46 C 22 54 09.14 +39 25 57.6 o C10
2010-09-03 23:37:39 C 22 54 09.44 +39 26 05.8 w B96
2010-09-03 23:40:35 C 22 54 10.21 +39 26 17.9 w J51
2010-09-03 23:44:02 C 22 54 09.75 +39 26 14.2 w B96
2010-09-03 23:44:07 C 22 54 09.79 +39 26 15.2 o C10
2010-09-03 23:48:21 C 22 54 09.88 +39 26 23.5 d B66
2010-09-03 23:56:19 C 22 54 10.95 +39 26 38.4 w J51
2010-09-04 00:00:17 C 22 54 10.56 +39 26 36.2 o C10
2010-09-04 07:45:18 C 22 54 35.687 +39 36 50.80 r 689
2010-09-04 07:47:32 C 22 54 35.792 +39 36 53.72 r 689
2010-09-04 07:49:45 C 22 54 35.895 +39 36 56.62 r 689
2010-09-04 07:51:59 C 22 54 36.003 +39 36 59.48 r 689
2010-09-04 08:54:33 C 22 54 38.49 +39 38 18.3 u H45
2010-09-04 08:56:55 C 22 54 38.60 +39 38 21.4 u H45
2010-09-04 09:00:09 C 22 54 38.77 +39 38 25.4 u H45
2010-09-04 09:03:52 C 22 54 38.95 +39 38 30.2 u H45
2010-09-04 09:15:36 C 22 54 39.53 +39 38 45.1 u H45
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)