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
2010-08-09 22:41:23 C 22 33 42.06 +27 31 47.5 r 215
2010-08-09 22:42:55 C 22 33 42.10 +27 31 49.2 r 215
2010-08-09 22:43:33 C 22 33 42.29 +27 31 50.2 v B75
2010-08-09 22:46:36 C 22 33 42.15 +27 31 52.8 v B75
2010-08-09 22:48:12 C 22 33 41.98 +27 31 56.4 r B09
2010-08-09 23:14:13 C 22 33 43.00 +27 32 26.6 w 232
2010-08-09 23:21:45 C 22 33 43.17 +27 32 34.7 w 232
2010-08-09 23:35:33 C 22 33 43.49 +27 32 50.3 w 232
2010-08-09 23:37:26 C 22 33 43.50 +27 32 50.0 r A01
2010-08-09 23:40:16 C 22 33 43.55 +27 32 53.0 r A01
2010-08-09 23:54:25 C 22 33 43.87 +27 33 08.2 r A01
2010-08-10 05:04:04 C 22 33 52.14 +27 38 45.8 r 762
2010-08-10 05:30:10 C 22 33 52.69 +27 39 14.5 r 762
2010-08-10 05:36:15 C 22 33 52.83 +27 39 21.1 r 762
2010-08-10 05:58:50 C 22 33 53.36 +27 39 45.7 r 762
2010-08-10 21:31:50 C 22 34 18.05 +27 56 45.1 r 106
2010-08-10 21:44:35 C 22 34 18.34 +27 56 59.3 r 106
2010-08-10 21:57:21 C 22 34 18.66 +27 57 13.5 r 106
2010-08-10 22:10:07 C 22 34 18.95 +27 57 27.9 r 106
2010-08-10 23:04:02 C 22 34 19.99 +27 58 25.8 u B42
2010-08-10 23:06:26 C 22 34 20.04 +27 58 29.4 u B42
2010-08-10 23:08:29 C 22 34 20.11 +27 58 31.0 u B42
2010-08-10 23:10:32 C 22 34 20.16 +27 58 33.6 u B42
2010-08-10 23:12:57 C 22 34 20.21 +27 58 36.1 u B42
2010-08-10 23:15:00 C 22 34 20.26 +27 58 38.6 u B42
2010-08-10 23:17:02 C 22 34 20.30 +27 58 40.3 u B42
2010-08-11 00:28:54 C 22 34 22.44 +28 00 01.8 w J38
2010-08-11 00:30:48 C 22 34 22.48 +28 00 03.9 w J38
2010-08-11 00:38:24 C 22 34 22.66 +28 00 12.3 w J38
2010-08-11 01:12:50 C 22 34 23.41 +28 00 48.7 w J52
2010-08-11 01:18:33 C 22 34 23.54 +28 00 55.0 w J52
2010-08-11 01:27:51 C 22 34 23.74 +28 01 04.7 w J52
2010-08-11 01:45:22 C 22 34 24.16 +28 01 25.8 w J01
2010-08-11 01:50:04 C 22 34 24.27 +28 01 31.2 w J01
2010-08-11 01:54:44 C 22 34 24.37 +28 01 36.1 w J01
2010-08-11 02:51:29 C 22 34 25.63 +28 02 40.0 w 212
2010-08-11 02:53:34 C 22 34 25.67 +28 02 42.2 w 212
2010-08-11 02:57:45 C 22 34 25.77 +28 02 46.7 w 212
2010-08-11 23:30:46 C 22 34 58.74 +28 25 22.7 r A01
2010-08-11 23:33:36 C 22 34 58.80 +28 25 25.8 r A01
2010-08-11 23:36:25 C 22 34 58.85 +28 25 28.9 r A01
2010-08-12 00:52:24 C 22 35 00.58 +28 26 53.7 w 939
2010-08-12 00:57:46 C 22 35 00.70 +28 26 59.5 w 939
2010-08-12 01:03:10 C 22 35 00.83 +28 27 05.3 w 939
2010-08-12 08:50:53 C 22 35 12.81 +28 35 44.0 u H45
2010-08-12 08:53:39 C 22 35 12.87 +28 35 47.0 u H45
2010-08-12 08:56:38 C 22 35 12.95 +28 35 50.3 u H45
2010-08-12 08:58:22 C 22 35 13.36 +28 35 50.4 o G68
2010-08-12 08:58:31 C 22 35 12.99 +28 35 52.4 u H45
2010-08-12 09:04:48 C 22 35 13.12 +28 35 59.2 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)