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
2024-02-24 19:45:13 B 07 59 34.191 -04 15 17.86 X B72
2024-02-25 04:28:04 C 07 59 33.122 -04 10 12.94 V U52
2024-02-25 04:32:13 C 07 59 33.110 -04 10 10.56 V U52
2024-02-25 04:36:23 C 07 59 33.113 -04 10 07.97 V U52
2024-02-25 19:51:00 C 07 59 31.84 -04 01 20.0 X K83
2024-02-25 19:54:50 C 07 59 31.80 -04 01 17.6 X K83
2024-02-25 19:58:22 C 07 59 31.85 -04 01 15.8 X K83
2024-02-25 22:00:59 C 07 59 31.51 -04 00 05.1 V C40
2024-02-25 22:11:16 C 07 59 31.52 -03 59 58.7 V C40
2024-02-25 22:21:17 C 07 59 31.20 -03 59 51.6 V C40
2024-02-27 04:13:05 C 07 59 31.603 -03 42 41.80 V W68
2024-02-27 04:17:38 C 07 59 31.594 -03 42 38.77 V W68
2024-02-27 04:26:11 C 07 59 31.567 -03 42 34.27 V W68
2024-02-27 04:41:47 C 07 59 31.558 -03 42 24.73 V W68
2024-02-27 20:54:21 C 07 59 33.319 -03 33 25.81 V Z10
2024-02-27 21:04:16 C 07 59 33.257 -03 33 19.51 V Z10
2024-02-27 21:15:22 C 07 59 33.290 -03 33 14.98 V Z10
2024-02-28 10:41:50 C 07 59 34.786 -03 25 40.87 V T05
2024-02-28 10:46:24 C 07 59 34.788 -03 25 37.63 V T05
2024-02-28 10:54:19 C 07 59 34.836 -03 25 33.67 V T05
2024-02-28 11:13:45 C 07 59 34.850 -03 25 22.30 V T05
2024-02-28 13:37:13 C 07 59 35.42 -03 24 05.1 V 900
2024-02-28 13:47:19 C 07 59 35.45 -03 23 59.4 V 900
2024-02-28 13:59:26 C 07 59 35.39 -03 23 53.6 q D95
2024-02-28 14:04:04 C 07 59 35.41 -03 23 50.7 q D95
2024-02-28 14:17:58 C 07 59 35.46 -03 23 42.4 q D95
2024-02-28 20:26:18 B 07 59 36.845 -03 20 18.31 Z C95
2024-02-28 20:31:22 B 07 59 36.854 -03 20 15.68 Z C95
2024-02-28 20:36:23 B 07 59 36.826 -03 20 12.91 Z C95
2024-02-28 21:40:17 C 07 59 36.845 -03 19 28.63 V M22
2024-02-28 21:45:30 C 07 59 36.847 -03 19 25.64 V M22
2024-02-28 21:55:36 C 07 59 36.859 -03 19 19.92 V M22
2024-02-28 22:10:04 C 07 59 36.902 -03 19 12.00 V M22
2024-02-28 23:29:10 C 07 59 37.150 -03 18 38.66 Z C23
2024-02-28 23:29:32 C 07 59 37.169 -03 18 37.29 Z M09
2024-02-28 23:31:51 C 07 59 37.205 -03 18 36.40 Z C23
2024-02-28 23:34:34 C 07 59 37.174 -03 18 33.84 Z C23
2024-02-28 23:39:45 C 07 59 37.114 -03 18 32.03 Z M09
2024-02-28 23:49:59 C 07 59 37.178 -03 18 27.55 Z M09
2024-03-01 20:44:06 B 07 59 49.802 -02 53 55.72 Z C95
2024-03-01 20:48:20 B 07 59 49.834 -02 53 53.05 Z C95
2024-03-01 20:52:34 B 07 59 49.836 -02 53 51.14 Z C95
2024-03-01 20:56:47 B 07 59 49.853 -02 53 48.88 Z C95
2024-03-02 02:58:18 C 07 59 52.188 -02 50 33.50 V G96
2024-03-02 03:06:20 C 07 59 52.224 -02 50 29.04 V G96
2024-03-02 03:14:25 C 07 59 52.256 -02 50 24.79 V G96
2024-03-02 03:22:29 C 07 59 52.296 -02 50 20.08 V G96
2024-03-02 12:06:46 C 07 59 55.59 -02 45 40.2 V G26
2024-03-02 13:12:59 C 07 59 56.22 -02 45 07.1 V G26
2024-03-03 09:31:39 C 08 00 04.517 -02 34 18.01 V T05
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)