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
2010-09-17 20:14:46 C 23 23 10.16 +47 10 54.6 u B59
2010-09-17 20:16:02 C 23 23 10.36 +47 10 56.9 u B59
2010-09-17 20:17:17 C 23 23 10.48 +47 10 59.0 u B59
2010-09-17 20:18:33 C 23 23 10.63 +47 11 00.7 u B59
2010-09-17 20:19:50 C 23 23 10.80 +47 11 02.6 u B59
2010-09-17 20:21:06 C 23 23 10.96 +47 11 05.0 u B59
2010-09-17 20:22:22 C 23 23 11.14 +47 11 06.6 u B59
2010-09-17 20:23:57 C 23 23 11.43 +47 11 08.3 w B96
2010-09-17 20:29:42 C 23 23 12.20 +47 11 17.0 w B96
2010-09-17 20:35:26 C 23 23 13.00 +47 11 25.8 w B96
2010-09-17 20:40:03 C 23 23 13.66 +47 11 34.6 w B96
2010-09-17 21:25:41 C 23 23 20.68 +47 12 52.0 w J47
2010-09-17 21:48:42 C 23 23 23.65 +47 13 27.7 w J47
2010-09-17 21:53:53 C 23 23 24.33 +47 13 36.0 w J47
2010-09-17 22:09:26 C 23 23 26.33 +47 14 00.1 w J47
2010-09-18 00:03:08 C 23 23 39.87 +47 16 41.3 w B82
2010-09-18 00:06:29 C 23 23 40.33 +47 16 46.3 w B82
2010-09-18 00:09:55 C 23 23 40.76 +47 16 51.5 w B82
2010-09-18 01:50:10 C 23 23 54.18 +47 19 20.5 o C10
2010-09-18 01:54:46 C 23 23 55.12 +47 19 26.0 w J93
2010-09-18 01:54:54 C 23 23 55.10 +47 19 25.8 w J93
2010-09-18 01:55:18 C 23 23 55.04 +47 19 25.1 w J93
2010-09-18 01:57:54 C 23 23 55.20 +47 19 31.6 o C10
2010-09-18 02:04:13 C 23 23 56.05 +47 19 41.0 o C10
2010-09-18 02:10:28 C 23 23 56.89 +47 19 50.0 o C10
2010-09-18 07:11:05 C 23 24 40.927 +47 27 34.24 r 689
2010-09-18 07:13:09 C 23 24 41.197 +47 27 37.32 r 689
2010-09-18 07:15:12 C 23 24 41.467 +47 27 40.38 r 689
2010-09-18 07:17:17 C 23 24 41.739 +47 27 43.52 r 689
2010-09-18 18:53:59 C 23 26 21.01 +47 45 01.3 m 349
2010-09-18 18:56:34 C 23 26 21.39 +47 45 05.0 m 349
2010-09-18 18:59:11 C 23 26 21.77 +47 45 08.5 m 349
2010-09-18 20:31:25 C 23 26 39.71 +47 47 32.3 d A77
2010-09-18 20:35:23 C 23 26 40.26 +47 47 38.5 d A77
2010-09-18 20:41:09 C 23 26 41.08 +47 47 47.5 d A77
2010-09-18 20:43:24 C 23 26 41.39 +47 47 50.9 d A77
2010-09-18 20:59:41 C 23 26 43.69 +47 48 16.7 d A77
2010-09-18 21:16:14 C 23 26 46.01 +47 48 42.0 d A77
2010-09-18 23:02:10 C 23 27 01.35 +47 51 25.9 w J01
2010-09-18 23:11:49 C 23 27 02.70 +47 51 40.5 w J01
2010-09-18 23:21:28 C 23 27 04.05 +47 51 55.3 w J01
2010-09-19 03:18:29 C 23 27 41.82 +47 57 52.3 o H10
2010-09-19 03:28:18 C 23 27 43.25 +47 58 07.4 o H10
2010-09-19 03:53:14 C 23 27 46.80 +47 58 47.2 o H10
2010-09-19 06:53:41 C 23 28 12.881 +48 03 25.77 r 689
2010-09-19 06:55:45 C 23 28 13.174 +48 03 28.91 r 689
2010-09-19 06:57:48 C 23 28 13.467 +48 03 32.06 r 689
2010-09-19 06:59:52 C 23 28 13.761 +48 03 35.18 r 689
2010-09-19 19:31:38 C 23 30 14.49 +48 22 27.4 u 160
2010-09-19 19:34:44 C 23 30 14.96 +48 22 32.5 u 160
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)