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
2023-10-01 23:36:23 C 06 36 58.37 +30 18 37.9 q M19
2023-10-01 23:38:15 C 06 36 58.510 +30 18 27.86 V I81
2023-10-01 23:42:21 C 06 36 59.498 +30 18 20.41 V I81
2023-10-01 23:46:32 B 06 37 00.69 +30 18 14.8 M18
2023-10-01 23:51:13 C 06 37 01.91 +30 18 06.8 q M19
2023-10-02 00:06:03 C 06 37 05.34 +30 17 36.5 q M19
2023-10-02 00:07:58 B 06 37 05.80 +30 17 29.7 M18
2023-10-02 00:20:53 C 06 37 09.05 +30 17 03.6 q M19
2023-10-02 00:35:45 C 06 37 12.58 +30 16 33.2 q M19
2023-10-02 01:26:36 B 06 37 24.49 +30 14 43.4 M18
2023-10-02 01:36:08 B 06 37 26.75 +30 14 22.8 M18
2023-10-02 01:45:34 B 06 37 28.94 +30 14 03.1 M18
2023-10-02 02:51:03 B 06 37 44.501 +30 11 43.58 X K74
2023-10-02 02:53:11 B 06 37 44.998 +30 11 38.90 X K74
2023-10-02 02:55:18 B 06 37 45.499 +30 11 34.44 X K74
2023-10-02 02:57:26 B 06 37 45.991 +30 11 29.87 X K74
2023-10-02 02:59:34 B 06 37 46.488 +30 11 25.51 X K74
2023-10-02 03:01:41 B 06 37 46.992 +30 11 20.87 X K74
2023-10-02 03:03:49 B 06 37 47.496 +30 11 16.48 X K74
2023-10-02 03:05:57 B 06 37 47.998 +30 11 11.80 X K74
2023-10-02 04:24:01 C 06 38 06.39 +30 08 27.2 X C95
2023-10-02 04:30:33 C 06 38 07.92 +30 08 13.2 X C95
2023-10-02 04:37:03 C 06 38 09.44 +30 07 59.3 X C95
2023-10-02 04:43:02 C 06 38 10.85 +30 07 46.2 X C95
2023-10-02 04:48:30 C 06 38 12.09 +30 07 34.5 X C95
2023-10-02 04:54:05 C 06 38 13.39 +30 07 22.5 X C95
2023-10-02 13:15:30 C 06 40 13.450 +29 49 28.42 V T05
2023-10-02 13:30:01 C 06 40 16.814 +29 48 57.56 V T05
2023-10-02 13:43:12 C 06 40 19.829 +29 48 29.59 V T05
2023-10-03 02:48:21 B 06 43 23.33 +29 19 59.3 M18
2023-10-03 03:03:53 B 06 43 26.87 +29 19 25.7 M18
2023-10-03 03:20:36 B 06 43 30.67 +29 18 49.6 M18
2023-10-03 23:03:28 C 06 48 02.41 +28 35 45.2 q C10
2023-10-04 00:02:19 C 06 48 15.73 +28 33 38.7 q C10
2023-10-04 01:06:18 C 06 48 30.12 +28 31 20.7 q C10
2023-10-04 13:27:26 C 06 51 16.116 +28 04 29.28 V T05
2023-10-04 13:32:02 C 06 51 17.112 +28 04 19.34 V T05
2023-10-04 13:42:08 C 06 51 19.294 +28 03 57.53 V T05
2023-10-04 13:56:47 C 06 51 22.488 +28 03 25.67 V T05
2023-10-04 23:58:07 C 06 53 35.179 +27 41 05.93 V I81
2023-10-05 00:42:46 C 06 53 44.933 +27 39 28.84 V I81
2023-10-05 00:48:24 C 06 53 46.145 +27 39 16.45 V I81
2023-10-05 16:44:40 C 06 57 13.618 +27 04 17.90 q Q21
2023-10-05 16:49:44 C 06 57 14.729 +27 04 06.85 q Q21
2023-10-05 16:58:13 C 06 57 16.543 +27 03 47.63 q Q21
2023-10-05 17:03:16 C 06 57 17.604 +27 03 37.44 q Q21
2023-10-07 18:20:19 C 07 07 31.212 +25 14 37.43 q Q21
2023-10-07 18:27:53 C 07 07 32.702 +25 14 20.87 q Q21
2023-10-07 23:20:01 C 07 08 31.55 +25 03 29.8 V C40
2023-10-07 23:41:40 C 07 08 35.83 +25 02 42.1 V C40
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)