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
2023-09-18 22:56:39 C 05 07 28.886 +39 46 07.90 V I81
2023-09-18 23:00:46 C 05 07 30.247 +39 46 02.75 V I81
2023-09-18 23:09:57 C 05 07 33.26 +39 46 00.2 V C40
2023-09-19 02:49:18 C 05 08 44.74 +39 41 10.3 q A77
2023-09-19 02:52:59 C 05 08 45.84 +39 41 05.5 q A77
2023-09-19 02:56:25 C 05 08 46.97 +39 41 01.0 q A77
2023-09-19 02:59:25 C 05 08 47.94 +39 40 56.8 q A77
2023-09-19 03:02:51 C 05 08 49.02 +39 40 52.7 q A77
2023-09-19 03:05:52 C 05 08 50.05 +39 40 48.5 q A77
2023-09-19 03:46:43 C 05 09 03.10 +39 39 54.1 A77
2023-09-19 03:50:24 C 05 09 04.27 +39 39 49.3 A77
2023-09-19 03:53:44 C 05 09 05.37 +39 39 45.0 A77
2023-09-19 13:30:21 C 05 12 13.541 +39 26 45.10 V T05
2023-09-19 13:34:59 C 05 12 15.012 +39 26 38.76 V T05
2023-09-19 13:43:04 C 05 12 17.578 +39 26 27.82 V T05
2023-09-19 13:58:32 C 05 12 22.483 +39 26 06.72 V T05
2023-09-19 23:45:03 C 05 15 32.19 +39 12 11.6 V C40
2023-09-19 23:48:18 B 05 15 33.52 +39 12 01.5 M18
2023-09-20 00:07:29 B 05 15 39.66 +39 11 35.0 M18
2023-09-20 00:27:44 B 05 15 46.15 +39 11 06.9 M18
2023-09-20 00:37:16 C 05 15 48.82 +39 10 58.5 V C40
2023-09-20 01:27:13 C 05 16 04.68 +39 09 49.1 V C40
2023-09-20 01:42:42 B 05 16 10.05 +39 09 22.5 M18
2023-09-20 01:48:40 B 05 16 11.90 +39 09 13.7 M18
2023-09-20 01:54:42 B 05 16 13.80 +39 09 05.3 M18
2023-09-20 02:39:26 B 05 16 28.01 +39 08 02.1 X M18
2023-09-20 02:47:51 B 05 16 30.69 +39 07 50.3 M18
2023-09-20 02:56:14 B 05 16 33.34 +39 07 38.2 M18
2023-09-20 03:00:35 C 05 16 35.249 +39 07 34.36 V Z10
2023-09-20 03:22:43 C 05 16 42.238 +39 07 03.47 V Z10
2023-09-20 13:17:38 C 05 19 52.836 +38 52 42.67 V T05
2023-09-20 13:22:12 C 05 19 54.264 +38 52 36.16 V T05
2023-09-20 13:50:15 C 05 20 03.034 +38 51 55.58 V T05
2023-09-20 23:22:18 C 05 23 05.03 +38 37 27.9 V C40
2023-09-20 23:57:41 C 05 23 16.10 +38 36 35.2 V C40
2023-09-21 00:12:02 C 05 23 20.87 +38 36 10.6 Z G23
2023-09-21 00:22:19 C 05 23 24.08 +38 35 55.7 Z G23
2023-09-21 00:31:33 C 05 23 26.96 +38 35 42.0 Z G23
2023-09-21 00:32:34 C 05 23 26.99 +38 35 43.6 V C40
2023-09-21 00:37:14 C 05 23 29.062 +38 35 32.82 Z 213
2023-09-21 01:02:43 C 05 23 36.78 +38 34 54.5 V G00
2023-09-21 01:03:44 C 05 23 37.11 +38 34 53.3 V G00
2023-09-21 01:05:45 C 05 23 37.76 +38 34 50.2 V G00
2023-09-21 01:06:44 C 05 23 38.07 +38 34 48.9 V G00
2023-09-21 01:07:45 C 05 23 38.33 +38 34 47.3 V G00
2023-09-21 01:09:46 C 05 23 38.97 +38 34 44.0 V G00
2023-09-21 01:10:47 C 05 23 39.26 +38 34 43.2 V G00
2023-09-21 01:29:02 B 05 23 44.98 +38 34 14.5 M18
2023-09-21 01:31:35 C 05 23 46.085 +38 34 12.50 Z 213
2023-09-21 01:38:36 B 05 23 47.96 +38 34 00.3 M18
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)