IAA RAS IAA Minor Planet Database

2011 SE97

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6667763455 ± 7.12e-08
Semi-major axis (a)2.5241737747 AU ± 1.77e-08
Inclination (i)2.38163991° ± 9.69e-06
Long. of Asc. Node (Ω)188.72318291° ± 3.13e-05
Arg. of Perihelion (ω)243.17243622° ± 4.41e-05
Mean Anomaly (M)178.17466098° ± 5.20e-06
Mean Motion (n)0.2457725643°/day ± 2.59e-09
Perihelion dist (q)0.84111441 AU ± 1.80e-07
Aphelion dist (Q)4.20723314 AU ± 1.82e-07
Orbital Period4.01031859 yr ± 4.22e-08
Physical Parameters
H (abs. magnitude)24.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.537″
Uncertainty0
Orbit TypeApollo
MOID0.007391 AU
Observations Used86
Radar Obs Used5
Oppositions1
Arc Total2011-2019
First Observation Used2011-09-26
Last Observation Used2019-10-03
Observations (86)
Date Type RA Dec Mag Band Observatory
2011-09-26 08:28:54 C 00 17 22.16 +04 06 42.5 – r G96
2011-09-26 08:35:39 C 00 17 22.63 +04 06 42.6 – r G96
2011-09-26 08:42:22 C 00 17 23.17 +04 06 43.2 – r G96
2011-09-26 08:49:03 C 00 17 23.64 +04 06 42.8 – r G96
2011-09-26 09:05:13 C 00 17 24.82 +04 06 43.3 – r G96
2011-09-26 09:14:34 C 00 17 25.51 +04 06 43.7 – r G96
2011-09-26 09:23:57 C 00 17 26.26 +04 06 43.4 – r G96
2011-09-26 09:33:09 C 00 17 26.91 +04 06 43.9 – r G96
2011-09-26 09:36:31 C 00 17 27.20 +04 06 44.0 – r G96
2011-09-26 09:48:50 C 00 17 28.14 +04 06 44.4 – r G96
2011-09-26 10:00:59 C 00 17 29.04 +04 06 44.7 – r G96
2011-09-26 10:13:15 C 00 17 29.97 +04 06 44.9 – r G96
2011-09-26 10:32:10 C 00 17 31.46 +04 06 45.3 – r G96
2011-09-26 10:33:15 C 00 17 31.57 +04 06 45.6 – r G96
2011-09-26 10:40:00 C 00 17 32.11 +04 06 45.3 – r G96
2011-09-26 10:41:05 C 00 17 32.22 +04 06 45.3 – r G96
2011-09-26 10:47:53 C 00 17 32.73 +04 06 45.5 – r G96
2011-09-26 10:48:58 C 00 17 32.79 +04 06 45.3 – r G96
2011-09-26 10:55:46 C 00 17 33.34 +04 06 45.3 – r G96
2011-09-26 10:56:52 C 00 17 33.42 +04 06 45.2 – r G96
2011-09-26 13:18:02 C 00 17 46.36 +04 07 02.7 – o F65
2011-09-26 13:22:03 C 00 17 46.64 +04 07 02.9 – o F65
2011-09-26 13:26:17 C 00 17 46.98 +04 07 02.9 – o F65
2011-09-26 22:47:39 C 00 18 43.31 +04 06 50.2 – u J95
2011-09-26 23:01:29 C 00 18 44.48 +04 06 50.1 – u J95
2011-09-26 23:30:22 C 00 18 46.39 +04 06 57.6 – t 204
2011-09-27 00:00:50 C 00 18 48.93 +04 06 58.1 – t 204
2011-09-28 06:32:41 C 00 22 00.34 +04 09 18.6 – o 807
2011-09-28 06:40:35 C 00 22 01.12 +04 09 18.9 – o 807
2011-09-28 06:48:24 C 00 22 01.91 +04 09 18.8 – o 807
2011-09-28 07:06:33 C 00 22 06.54 +04 08 04.7 – o 291
2011-09-28 07:12:16 C 00 22 07.10 +04 08 05.5 – o 291
2011-09-28 07:18:08 C 00 22 07.67 +04 08 05.7 – o 291
2011-09-29 04:25:56 C 00 24 45.27 +04 08 31.0 – o H21
2011-09-29 04:34:33 C 00 24 46.29 +04 08 30.7 – o H21
2011-09-29 04:36:04 C 00 24 48.28 +04 08 40.1 – o 291
2011-09-29 04:42:10 C 00 24 48.86 +04 08 39.1 – o 291
2011-09-29 04:42:19 C 00 24 47.18 +04 08 30.8 – o H21
2011-09-29 04:47:35 C 00 24 49.50 +04 08 39.2 – o 291
2011-09-29 05:23:37 C 00 24 52.47 +04 08 33.4 – u H36
2011-09-29 05:45:16 C 00 24 54.96 +04 08 34.3 – u H36
2011-09-29 05:57:22 C 00 24 58.17 +04 08 34.8 – o G58
2011-09-29 06:06:36 C 00 24 59.24 +04 08 35.5 – o G58
2011-09-29 06:17:21 C 00 25 00.49 +04 08 35.4 – o G58
2011-09-29 06:36:21 C 00 24 58.91 +04 10 03.8 – o 807
2011-09-29 06:43:18 C 00 24 59.73 +04 10 04.2 – o 807
2011-09-29 13:10:10 C 00 25 54.22 +04 10 31.4 – o 474
2011-09-29 13:16:20 C 00 25 54.97 +04 10 31.5 – o 474
2011-09-29 13:19:05 C 00 25 55.30 +04 10 31.8 – o 474
2011-10-01 00:02:50 C 00 31 23.59 +04 09 23.2 – u J95
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2011-10-12 09:00:00 -20231.5336 15 Hz 2380 -1 -1
2011-10-12 09:13:00 20318515.93 4 us 2380 -1 -1
2011-10-12 09:27:00 20326302.67 6 us 2380 -1 -1
2011-10-12 09:34:00 20330356.38 0.2 us 2380 -1 -1
2011-10-12 09:45:00 20336959.73 0.2 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)