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
2024-04-03 19:24:04 B 08 17 55.39 +02 19 28.2 q A77
2024-04-03 19:28:11 S 08 17 55.48 +02 19 35.9 L C51
2024-04-03 19:31:24 B 08 17 55.70 +02 19 31.1 q A77
2024-04-03 19:38:25 B 08 17 56.04 +02 19 33.4 q A77
2024-04-03 21:00:47 S 08 17 58.90 +02 19 53.8 L C51
2024-04-04 00:05:49 S 08 18 05.71 +02 20 45.6 L C51
2024-04-04 03:10:16 S 08 18 12.29 +02 21 30.3 L C51
2024-04-04 05:52:05 C 08 18 18.205 +02 22 09.94 X F51
2024-04-04 06:09:46 C 08 18 18.828 +02 22 14.39 X F51
2024-04-04 06:16:01 S 08 18 19.11 +02 22 19.0 L C51
2024-04-04 06:27:27 C 08 18 19.446 +02 22 19.01 X F51
2024-04-04 06:45:08 C 08 18 20.080 +02 22 23.33 X F51
2024-04-04 09:21:14 S 08 18 25.79 +02 23 06.9 L C51
2024-04-04 12:26:26 S 08 18 32.55 +02 23 51.3 L C51
2024-04-04 19:43:56 C 08 18 48.45 +02 25 35.7 Z M38
2024-04-04 19:54:14 C 08 18 48.91 +02 25 38.6 Z M38
2024-04-05 08:19:27 C 08 19 16.334 +02 28 42.71 V T05
2024-04-05 08:37:31 C 08 19 16.994 +02 28 47.28 V T05
2024-04-05 08:57:33 C 08 19 17.698 +02 28 52.03 V T05
2024-04-06 22:44:23 C 08 20 42.602 +02 37 46.16 X L79
2024-04-06 22:48:19 C 08 20 42.689 +02 37 46.06 X L79
2024-04-06 22:52:52 C 08 20 42.922 +02 37 46.16 X L79
2024-04-08 07:34:00 C 08 21 58.128 +02 45 13.93 V T05
2024-04-08 07:52:14 C 08 21 58.846 +02 45 16.99 V T05
2024-04-08 08:12:05 C 08 21 59.676 +02 45 20.48 V T05
2024-04-12 03:59:30 C 08 25 38.075 +03 04 11.71 V G96
2024-04-12 04:07:36 C 08 25 38.384 +03 04 13.19 V G96
2024-04-12 04:15:43 C 08 25 38.719 +03 04 14.74 V G96
2024-04-12 04:23:51 C 08 25 39.032 +03 04 16.36 V G96
2024-04-12 21:30:16 C 08 26 21.005 +03 07 27.91 X L79
2024-04-12 21:34:11 C 08 26 21.070 +03 07 29.82 X L79
2024-04-12 21:37:15 C 08 26 21.134 +03 07 30.79 X L79
2024-04-13 21:37:47 C 08 27 20.750 +03 11 52.91 X L79
2024-04-13 21:42:01 C 08 27 20.758 +03 11 50.14 X L79
2024-04-13 21:46:56 C 08 27 20.863 +03 11 55.07 X L79
2024-04-14 12:33:40 C 08 27 57.69 +03 14 29.4 m 349
2024-04-14 12:52:37 C 08 27 58.42 +03 14 33.3 m 349
2024-04-20 07:46:40 C 08 33 55.982 +03 35 51.00 V T05
2024-04-20 07:51:14 C 08 33 56.196 +03 35 51.58 V T05
2024-04-20 07:59:50 C 08 33 56.623 +03 35 52.87 V T05
2024-04-20 08:15:01 C 08 33 57.233 +03 35 56.72 V T05
2024-05-05 03:13:16 C 08 50 24.112 +04 06 38.48 V G96
2024-05-05 03:30:07 C 08 50 24.932 +04 06 39.17 V G96
2024-05-05 03:38:38 C 08 50 25.332 +04 06 39.53 V G96
2024-05-05 03:46:50 C 08 50 25.739 +04 06 39.78 V G96
2025-01-25 14:52:32 C 13 06 05.834 -15 33 11.29 X F51
2025-01-25 15:07:58 C 13 06 05.820 -15 33 11.71 X F51
2025-01-25 15:38:48 C 13 06 05.768 -15 33 12.52 X F51
2025-02-28 12:21:45 C 12 55 46.428 -14 55 32.27 X F52
2025-02-28 12:39:14 C 12 55 46.019 -14 55 30.37 X F52
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)