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
2010-10-07 04:16:51 C 01 59 48.36 +56 48 45.5 c B06
2010-10-07 04:19:26 C 01 59 50.05 +56 48 44.9 c B06
2010-10-07 04:22:33 C 01 59 51.97 +56 48 44.2 c B06
2010-10-07 08:21:29 C 02 02 29.24 +56 48 41.8 u H10
2010-10-07 08:25:09 C 02 02 31.45 +56 48 41.3 u H10
2010-10-07 08:28:33 C 02 02 33.65 +56 48 40.8 u H10
2010-10-07 08:31:42 C 02 02 35.51 +56 48 39.4 u H10
2010-10-07 08:36:33 C 02 02 38.57 +56 48 39.5 u H10
2010-10-07 18:49:45 C 02 09 15.93 +56 46 16.3 u 367
2010-10-07 18:51:29 C 02 09 17.07 +56 46 15.4 u 367
2010-10-07 18:53:15 C 02 09 18.20 +56 46 14.9 u 367
2010-10-07 19:05:01 C 02 09 34.46 +56 45 42.9 o 235
2010-10-07 19:19:16 C 02 09 43.92 +56 45 42.7 o 235
2010-10-07 19:30:07 C 02 09 51.85 +56 45 36.1 c J78
2010-10-07 19:31:24 C 02 09 52.70 +56 45 35.6 c J78
2010-10-07 19:34:56 C 02 09 55.03 +56 45 35.1 c J78
2010-10-07 20:21:15 C 02 10 25.17 +56 45 23.5 c J01
2010-10-07 20:29:36 C 02 10 29.53 +56 45 24.0 u 510
2010-10-07 20:30:48 C 02 10 30.29 +56 45 23.8 u 510
2010-10-07 20:32:19 C 02 10 31.25 +56 45 23.4 u 510
2010-10-07 20:33:12 C 02 10 31.84 +56 45 23.3 u 510
2010-10-07 20:46:58 C 02 10 41.11 +56 45 19.6 o C10
2010-10-07 20:54:35 C 02 10 46.08 +56 45 17.8 o C10
2010-10-07 20:58:17 C 02 10 49.42 +56 45 17.1 c J01
2010-10-07 21:02:11 C 02 10 51.07 +56 45 16.6 o C10
2010-10-07 21:07:56 C 02 10 54.87 +56 45 13.7 o C23
2010-10-07 21:25:16 C 02 11 06.05 +56 45 11.2 o C10
2010-10-07 21:33:22 C 02 11 13.01 +56 45 14.4 c J40
2010-10-07 21:37:40 C 02 11 14.18 +56 45 07.1 o C23
2010-10-07 21:46:47 C 02 11 20.99 +56 45 05.9 w J38
2010-10-07 21:48:03 C 02 11 21.74 +56 45 05.6 w J38
2010-10-07 21:48:53 C 02 11 22.30 +56 45 05.5 w J38
2010-10-07 21:59:41 C 02 11 29.40 +56 45 04.6 c J01
2010-10-07 22:08:24 C 02 11 34.14 +56 44 59.3 o C23
2010-10-07 22:32:56 C 02 11 51.55 +56 45 01.5 c J40
2010-10-07 22:40:05 C 02 11 55.62 +56 44 54.9 c J01
2010-10-07 22:48:26 C 02 11 57.79 +56 44 52.3 u 585
2010-10-07 22:53:36 C 02 12 01.19 +56 44 50.9 u 585
2010-10-07 22:58:45 C 02 12 04.50 +56 44 49.1 u 585
2010-10-07 23:16:35 C 02 12 19.14 +56 44 44.1 c J01
2010-10-07 23:32:29 C 02 12 29.96 +56 44 45.6 c J40
2010-10-08 01:52:40 C 02 14 05.09 +56 43 21.9 c 762
2010-10-08 01:58:59 C 02 14 09.27 +56 43 20.2 c 762
2010-10-08 02:04:16 C 02 14 12.76 +56 43 18.8 c 762
2010-10-08 02:06:37 C 02 14 14.33 +56 43 18.2 c 762
2010-10-08 02:09:15 C 02 14 16.08 +56 43 17.7 c 762
2010-10-08 02:12:39 C 02 14 18.33 +56 43 16.7 c 762
2010-10-08 02:16:37 C 02 14 20.95 +56 43 15.7 c 762
2010-10-08 06:04:16 C 02 16 52.47 +56 42 01.4 u H10
2010-10-08 06:43:52 C 02 17 18.05 +56 41 45.7 u 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)