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
2010-09-09 21:19:14 C 23 03 18.02 +42 36 14.8 w J01
2010-09-09 21:35:20 C 23 03 19.10 +42 36 40.3 w J02
2010-09-09 21:44:20 C 23 03 19.74 +42 36 53.1 w J02
2010-09-09 21:47:36 C 23 03 20.02 +42 36 54.9 w J01
2010-09-09 21:55:30 C 23 03 20.51 +42 37 09.0 w J02
2010-09-09 22:20:47 C 23 03 22.39 +42 37 42.4 w J01
2010-09-10 00:15:37 C 23 03 30.47 +42 40 21.8 w J38
2010-09-10 00:16:55 C 23 03 30.56 +42 40 23.6 w J38
2010-09-10 00:18:14 C 23 03 30.64 +42 40 25.3 w J38
2010-09-10 01:07:45 C 23 03 34.02 +42 41 35.9 w J53
2010-09-10 01:10:07 C 23 03 34.19 +42 41 39.1 w J53
2010-09-10 01:16:06 C 23 03 34.60 +42 41 47.2 w J53
2010-09-10 01:30:35 C 23 03 35.76 +42 42 05.7 w 945
2010-09-10 01:35:04 C 23 03 36.10 +42 42 12.0 w 945
2010-09-10 01:38:55 C 23 03 36.35 +42 42 17.3 w 945
2010-09-10 01:41:18 C 23 03 36.52 +42 42 20.5 w 945
2010-09-10 01:45:51 C 23 03 36.84 +42 42 26.6 w 945
2010-09-10 04:02:07 C 23 03 49.17 +42 45 38.3 u H47
2010-09-10 04:10:40 C 23 03 49.76 +42 45 50.3 u H47
2010-09-10 04:19:45 C 23 03 50.40 +42 46 03.1 u H47
2010-09-10 05:46:27 C 23 03 57.01 +42 48 03.2 o H10
2010-09-10 05:53:27 C 23 03 57.49 +42 48 13.3 o H10
2010-09-10 07:13:22 C 23 04 03.14 +42 50 05.3 w H10
2010-09-10 07:17:36 C 23 04 03.41 +42 50 10.9 w H10
2010-09-10 07:21:49 C 23 04 03.72 +42 50 16.8 w H10
2010-09-10 07:26:00 C 23 04 04.02 +42 50 22.5 w H10
2010-09-10 08:18:49 C 23 04 07.75 +42 51 34.0 o H10
2010-09-10 09:59:41 C 23 04 15.05 +42 53 50.4 o H10
2010-09-10 10:46:01 C 23 04 18.53 +42 54 52.0 o H10
2010-09-10 20:01:24 C 23 05 06.73 +43 07 42.8 u 473
2010-09-10 20:05:17 C 23 05 07.05 +43 07 48.4 u 473
2010-09-10 20:09:32 C 23 05 07.39 +43 07 54.4 r 473
2010-09-10 20:15:04 C 23 05 07.79 +43 08 02.4 r 473
2010-09-10 20:15:10 C 23 05 07.34 +43 08 04.4 c 583
2010-09-10 20:16:02 C 23 05 07.40 +43 08 05.6 c 583
2010-09-10 20:16:28 C 23 05 07.43 +43 08 06.2 c 583
2010-09-10 20:17:19 C 23 05 07.48 +43 08 07.4 c 583
2010-09-10 20:28:40 C 23 05 06.79 +43 08 15.9 g C06
2010-09-10 21:31:02 C 23 05 13.94 +43 09 51.1 r C07
2010-09-10 21:55:50 C 23 05 15.65 +43 10 23.2 o C10
2010-09-10 22:02:13 C 23 05 16.24 +43 10 35.2 w B70
2010-09-10 22:17:10 C 23 05 17.27 +43 10 53.4 o C10
2010-09-10 22:17:43 C 23 05 17.41 +43 10 57.4 w B70
2010-09-10 22:27:34 C 23 05 18.21 +43 11 11.2 r C07
2010-09-10 22:28:39 C 23 05 18.29 +43 11 13.0 r C07
2010-09-10 22:39:29 C 23 05 18.96 +43 11 24.8 o C10
2010-09-10 22:40:01 C 23 05 19.08 +43 11 28.7 w B70
2010-09-10 22:59:01 C 23 05 20.42 +43 11 54.3 v C09
2010-09-10 23:04:48 C 23 05 20.89 +43 12 00.5 o C10
2010-09-10 23:08:19 C 23 05 21.47 +43 12 11.1 w J40
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)