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
2024-03-14 02:55:48 C 08 03 40.416 -00 30 28.37 V W68
2024-03-14 12:10:08 C 08 03 51.57 -00 26 36.4 m 349
2024-03-14 12:53:34 C 08 03 52.37 -00 26 18.1 m 349
2024-03-15 14:34:08 C 08 04 24.32 -00 15 22.5 V 900
2024-03-15 14:44:13 C 08 04 24.53 -00 15 18.0 V 900
2024-03-15 19:51:46 C 08 04 31.296 -00 13 02.71 V M22
2024-03-15 19:56:27 C 08 04 31.426 -00 13 00.77 V M22
2024-03-15 20:01:05 C 08 04 31.505 -00 12 58.68 V M22
2024-03-15 20:07:39 C 08 04 31.702 -00 12 55.94 V M22
2024-03-16 19:06:10 B 08 05 02.141 -00 03 32.44 Z C95
2024-03-16 19:16:18 B 08 05 02.326 -00 03 28.94 Z C95
2024-03-16 19:26:23 B 08 05 02.549 -00 03 24.16 Z C95
2024-03-16 19:41:07 B 08 05 02.902 -00 03 18.86 Z C95
2024-03-16 19:51:15 B 08 05 03.048 -00 03 14.11 Z C95
2024-03-16 20:01:20 B 08 05 03.288 -00 03 10.33 Z C95
2024-03-16 20:16:11 B 08 05 03.609 -00 03 03.64 Z C95
2024-03-16 20:26:17 B 08 05 03.848 -00 02 59.90 Z C95
2024-03-16 20:36:23 B 08 05 04.040 -00 02 55.77 Z C95
2024-03-17 04:11:36 C 08 05 14.441 +00 00 09.58 V U52
2024-03-17 04:17:51 C 08 05 14.556 +00 00 11.92 V U52
2024-03-17 08:54:42 C 08 05 20.702 +00 02 06.50 V T08
2024-03-17 08:58:48 C 08 05 20.777 +00 02 08.09 V T08
2024-03-17 09:08:37 C 08 05 21.012 +00 02 11.83 V T08
2024-03-17 09:34:13 C 08 05 21.610 +00 02 22.78 V T08
2024-03-18 11:27:14 C 08 05 58.40 +00 12 40.1 q 903
2024-03-18 11:44:13 C 08 05 58.69 +00 12 46.9 q 903
2024-03-18 11:58:01 C 08 05 59.02 +00 12 53.2 q 903
2024-03-19 07:55:57 C 08 06 28.236 +00 20 42.47 V T05
2024-03-19 08:00:30 C 08 06 28.313 +00 20 43.62 V T05
2024-03-19 08:08:03 C 08 06 28.502 +00 20 47.54 V T05
2024-03-19 08:31:32 C 08 06 29.059 +00 20 55.68 V T05
2024-03-20 20:55:01 C 08 07 24.790 +00 34 43.75 Z C23
2024-03-20 21:01:29 C 08 07 24.936 +00 34 45.80 Z C23
2024-03-22 02:46:52 C 08 08 12.521 +00 45 50.04 V W68
2024-03-22 02:51:28 C 08 08 12.648 +00 45 50.58 V W68
2024-03-22 02:59:31 C 08 08 12.847 +00 45 52.81 V W68
2024-03-22 03:43:16 C 08 08 14.028 +00 46 09.16 V W68
2024-03-27 08:49:35 C 08 11 53.674 +01 28 28.70 V T05
2024-03-27 08:54:10 C 08 11 53.830 +01 28 31.04 V T05
2024-03-27 09:02:04 C 08 11 54.079 +01 28 33.13 V T05
2024-03-27 09:17:50 C 08 11 54.586 +01 28 38.68 V T05
2024-03-29 11:27:33 C 08 13 31.02 +01 44 03.0 S D88
2024-03-29 11:37:08 C 08 13 31.35 +01 44 06.0 S D88
2024-03-29 11:46:41 C 08 13 31.64 +01 44 08.4 S D88
2024-03-30 02:17:14 C 08 14 00.211 +01 48 32.47 V W68
2024-03-30 02:21:48 C 08 14 00.358 +01 48 33.66 V W68
2024-03-30 02:29:47 C 08 14 00.607 +01 48 36.40 V W68
2024-03-30 02:55:10 C 08 14 01.370 +01 48 43.49 V W68
2024-04-03 13:17:58 S 08 17 42.23 +02 17 58.3 L C51
2024-04-03 17:55:35 S 08 17 52.26 +02 19 10.9 L C51
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)