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
2010-09-10 23:11:17 C 23 05 21.35 +43 12 11.5 v C09
2010-09-10 23:17:08 C 23 05 22.17 +43 12 23.9 w J40
2010-09-10 23:20:29 C 23 05 22.04 +43 12 24.3 v C09
2010-09-10 23:26:37 C 23 05 22.50 +43 12 32.9 v C09
2010-09-10 23:26:52 C 23 05 22.87 +43 12 37.3 w J40
2010-09-10 23:28:42 C 23 05 22.79 +43 12 37.3 r C07
2010-09-10 23:30:03 C 23 05 22.90 +43 12 39.3 r C07
2010-09-10 23:55:35 C 23 05 24.76 +43 13 14.6 w 232
2010-09-11 00:01:05 C 23 05 25.18 +43 13 22.4 w 232
2010-09-11 00:06:34 C 23 05 25.59 +43 13 30.0 w 232
2010-09-11 00:12:36 C 23 05 25.89 +43 13 37.6 d B66
2010-09-11 00:28:53 C 23 05 27.13 +43 13 56.4 w B82
2010-09-11 00:30:00 C 23 05 27.20 +43 13 58.0 w B82
2010-09-11 00:31:08 C 23 05 27.29 +43 13 59.6 w B82
2010-09-11 00:37:16 C 23 05 28.20 +43 14 12.2 w J38
2010-09-11 00:42:30 C 23 05 28.59 +43 14 19.5 w J38
2010-09-11 00:43:48 C 23 05 28.69 +43 14 21.3 w J38
2010-09-11 01:23:12 C 23 05 31.29 +43 15 14.4 d B66
2010-09-11 04:26:10 C 23 05 48.88 +43 19 33.3 g H10
2010-09-11 04:51:54 C 23 05 50.84 +43 20 10.1 g H10
2010-09-11 05:22:25 C 23 05 52.64 +43 20 55.5 u H47
2010-09-11 05:39:53 C 23 05 53.93 +43 21 19.5 u H47
2010-09-11 05:56:17 C 23 05 55.16 +43 21 42.8 u H47
2010-09-11 06:37:35 C 23 05 58.84 +43 22 40.7 o H10
2010-09-11 06:57:57 C 23 06 00.618 +43 23 08.63 r 689
2010-09-11 07:00:01 C 23 06 00.778 +43 23 11.53 r 689
2010-09-11 07:02:05 C 23 06 00.931 +43 23 14.42 r 689
2010-09-11 07:04:08 C 23 06 01.089 +43 23 17.27 r 689
2010-09-11 07:04:41 C 23 06 00.90 +43 23 18.6 o H10
2010-09-11 08:05:42 C 23 06 05.54 +43 24 43.1 u H10
2010-09-11 08:07:52 C 23 06 05.71 +43 24 46.0 u H10
2010-09-11 08:10:00 C 23 06 05.86 +43 24 48.9 u H10
2010-09-11 19:35:02 C 23 07 07.40 +43 40 37.7 u B59
2010-09-11 19:36:47 C 23 07 07.57 +43 40 40.3 u B59
2010-09-11 19:38:34 C 23 07 07.72 +43 40 42.7 u B59
2010-09-11 19:40:20 C 23 07 07.87 +43 40 45.3 u B59
2010-09-11 19:42:05 C 23 07 08.02 +43 40 47.9 u B59
2010-09-11 19:43:05 C 23 07 07.71 +43 40 55.5 c 583
2010-09-11 19:43:52 C 23 07 08.16 +43 40 50.7 u B59
2010-09-11 19:43:57 C 23 07 07.79 +43 40 56.8 c 583
2010-09-11 19:44:22 C 23 07 07.83 +43 40 57.4 c 583
2010-09-11 19:45:13 C 23 07 07.89 +43 40 58.6 c 583
2010-09-11 19:45:38 C 23 07 08.31 +43 40 53.2 u B59
2010-09-11 19:47:23 C 23 07 08.46 +43 40 55.7 u B59
2010-09-11 19:49:09 C 23 07 08.60 +43 40 58.3 u B59
2010-09-11 19:49:41 C 23 07 08.80 +43 41 03.0 u 160
2010-09-11 19:50:56 C 23 07 08.76 +43 41 00.8 u B59
2010-09-11 20:00:37 C 23 07 09.70 +43 41 18.9 u 160
2010-09-11 20:03:18 C 23 07 09.90 +43 41 22.7 u 160
2010-09-11 20:08:03 C 23 07 10.30 +43 41 29.8 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)