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
2010-10-13 00:02:08 C 03 37 44.69 +53 40 40.1 c 583
2010-10-13 01:13:01 C 03 38 34.34 +53 37 08.8 r 152
2010-10-13 01:14:13 C 03 38 35.16 +53 37 05.5 r 152
2010-10-13 02:12:16 C 03 39 17.53 +53 34 33.5 u 958
2010-10-13 02:19:52 C 03 39 21.92 +53 34 04.0 c B82
2010-10-13 02:20:17 C 03 39 22.22 +53 34 02.8 c B82
2010-10-13 02:20:42 C 03 39 22.49 +53 34 01.5 c B82
2010-10-13 02:24:19 C 03 39 25.85 +53 33 58.9 u 958
2010-10-13 02:32:22 C 03 39 31.41 +53 33 35.7 u 958
2010-10-13 02:52:11 C 03 39 45.11 +53 32 38.3 u 958
2010-10-13 03:09:56 C 03 39 57.36 +53 31 46.5 u 958
2010-10-13 05:57:15 C 03 42 01.50 +53 23 43.4 o H47
2010-10-13 05:59:31 C 03 42 03.08 +53 23 36.8 o H47
2010-10-13 06:01:47 C 03 42 04.66 +53 23 30.4 o H47
2010-10-13 06:19:08 C 03 42 17.99 +53 22 33.0 c H10
2010-10-13 06:26:09 C 03 42 22.84 +53 22 13.4 c H10
2010-10-13 06:32:50 C 03 42 27.45 +53 21 54.5 c H10
2010-10-13 06:36:10 C 03 42 29.73 +53 21 45.2 c H10
2010-10-13 06:42:54 C 03 42 34.47 +53 21 25.9 c H10
2010-10-13 10:53:11 C 03 45 25.68 +53 08 57.1 c H06
2010-10-13 10:54:25 C 03 45 26.49 +53 08 53.3 c H06
2010-10-13 10:55:37 C 03 45 27.34 +53 08 49.5 c H06
2010-10-13 10:56:49 C 03 45 28.16 +53 08 45.7 c H06
2010-10-13 10:58:02 C 03 45 28.98 +53 08 42.0 c H06
2010-10-13 19:44:49 C 03 51 48.21 +52 40 04.5 u 510
2010-10-13 19:49:17 C 03 51 51.39 +52 39 50.8 u 510
2010-10-13 19:53:48 C 03 51 54.54 +52 39 36.7 u 510
2010-10-13 21:15:00 C 03 52 52.34 +52 35 17.1 o C23
2010-10-13 21:24:16 C 03 52 58.71 +52 34 49.0 w J38
2010-10-13 21:25:37 C 03 52 59.62 +52 34 45.0 w J38
2010-10-13 21:25:56 C 03 52 59.85 +52 34 43.9 w J38
2010-10-13 21:31:27 C 03 53 03.52 +52 34 25.4 o C23
2010-10-13 22:07:30 C 03 53 27.77 +52 32 33.3 o C23
2010-10-13 23:00:50 C 03 54 04.20 +52 29 42.5 u C28
2010-10-14 00:02:33 C 03 54 46.35 +52 26 21.2 u C28
2010-10-14 01:06:21 C 03 55 29.82 +52 22 49.5 u C28
2010-10-14 02:32:09 C 03 56 29.09 +52 18 09.6 c J01
2010-10-14 02:37:52 C 03 56 32.94 +52 17 50.3 c J01
2010-10-14 02:50:55 C 03 56 41.74 +52 17 05.6 c J01
2010-10-14 05:14:03 C 03 58 26.96 +52 08 37.6 u H10
2010-10-14 05:20:16 C 03 58 31.24 +52 08 17.0 u H10
2010-10-14 05:26:38 C 03 58 35.59 +52 07 56.2 u H10
2010-10-14 05:31:50 C 03 58 39.09 +52 07 39.0 u H10
2010-10-14 05:38:18 C 03 58 43.63 +52 07 17.3 u H10
2010-10-14 05:40:25 C 03 58 44.86 +52 07 10.4 u H10
2010-10-14 05:44:26 C 03 58 47.70 +52 06 57.0 u H10
2010-10-14 05:45:28 C 03 58 48.38 +52 06 53.5 u H10
2010-10-14 05:49:35 C 03 58 51.17 +52 06 40.0 u H10
2010-10-14 05:54:48 C 03 58 54.69 +52 06 22.8 u H10
2010-10-14 08:24:30 C 04 00 35.08 +51 57 53.0 o H10
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)