2011 SG16

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3566661927 ± 1.20e-07
Semi-major axis (a)1.9207624476 AU ± 1.82e-09
Inclination (i)7.41652549° ± 7.18e-06
Long. of Asc. Node (Ω)343.92538267° ± 1.78e-05
Arg. of Perihelion (ω)48.80805753° ± 6.54e-05
Mean Anomaly (M)98.11080611° ± 2.28e-05
Mean Motion (n)0.3702557329°/day ± 5.26e-10
Perihelion dist (q)1.23569142 AU ± 2.30e-07
Aphelion dist (Q)2.60583348 AU ± 2.30e-07
Orbital Period2.66201492 yr ± 3.78e-09
Physical Parameters
H (abs. magnitude)21.16
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.220″
Uncertainty0
Orbit TypeAmor
MOID0.258314 AU
Observations Used159
Oppositions10
Arc Total2003-2019
First Observation Used2003-08-22
Last Observation Used2019-12-02
Observations (168)
Date Type RA Dec Mag Band Observatory
2003-08-22 09:02:00 C 22 41 35.52 -14 26 12.4 t 568
2003-08-22 09:19:55 C 22 41 34.74 -14 26 06.2 t 568
2003-08-22 09:35:34 C 22 41 34.07 -14 26 00.9 t 568
2003-08-22 09:51:10 C 22 41 33.37 -14 25 55.5 t 568
2003-10-17 03:40:00 C 22 05 59.817 +00 48 09.41 e 645
2003-10-17 03:45:00 C 22 05 59.946 +00 48 13.76 21.77 e 645
2011-09-20 08:04:31 C 22 54 44.575 -01 08 51.86 L F51
2011-09-20 08:26:16 C 22 54 43.510 -01 08 33.12 L F51
2011-09-20 09:10:03 C 22 54 41.357 -01 07 55.48 L F51
2011-09-20 23:19:26 C 22 54 05.18 -00 55 52.3 u B18
2011-09-20 23:23:28 C 22 54 04.96 -00 55 49.1 u B18
2011-09-20 23:27:30 C 22 54 04.82 -00 55 45.0 u B18
2011-09-21 01:45:33 C 22 54 00.75 -00 53 11.9 u I19
2011-09-21 01:51:52 C 22 54 00.46 -00 53 06.0 u I19
2011-09-21 01:59:13 C 22 54 00.09 -00 53 00.1 u I19
2011-09-21 04:05:28 C 22 53 54.20 -00 51 11.1 o 807
2011-09-21 04:11:32 C 22 53 53.93 -00 51 05.8 o 807
2011-09-21 04:17:35 C 22 53 53.63 -00 51 00.5 o 807
2011-09-21 04:23:36 C 22 53 53.32 -00 50 55.1 o 807
2011-09-21 14:46:24 C 22 53 27.78 -00 41 52.4 u D90
2011-09-21 15:11:51 C 22 53 26.66 -00 41 29.1 u D90
2011-09-21 15:25:14 C 22 53 25.97 -00 41 19.0 u D90
2011-09-21 20:16:18 C 22 53 14.85 -00 37 40.3 u B18
2011-09-21 20:19:20 C 22 53 14.71 -00 37 37.7 u B18
2011-09-21 20:22:23 C 22 53 14.56 -00 37 34.8 u B18
2011-09-21 20:43:17 C 22 53 14.19 -00 37 18.7 u 113
2011-09-21 20:53:28 C 22 53 13.78 -00 37 10.0 u 113
2011-09-21 21:03:10 C 22 53 13.29 -00 37 01.7 u 113
2011-09-21 22:07:22 C 22 53 10.42 -00 36 05.0 o 033
2011-09-21 22:22:39 C 22 53 09.76 -00 35 52.6 o 033
2011-09-24 01:23:39 C 22 51 10.53 +00 09 38.6 o 807
2011-09-24 01:32:41 C 22 51 10.12 +00 09 46.3 o 807
2011-09-24 01:40:54 C 22 51 09.75 +00 09 53.8 o 807
2011-09-26 06:33:55 C 22 49 12.54 +00 56 40.5 r G96
2011-09-26 06:41:35 C 22 49 12.21 +00 56 47.4 r G96
2011-09-26 06:49:12 C 22 49 11.89 +00 56 54.3 r G96
2011-09-26 21:32:05 C 22 48 41.82 +01 10 05.0 t 204
2011-09-26 22:00:18 C 22 48 40.69 +01 10 30.3 t 204
2011-09-28 04:39:29 C 22 47 39.23 +01 38 51.7 o 807
2011-09-28 04:46:49 C 22 47 38.95 +01 38 58.5 o 807
2011-09-28 04:54:08 C 22 47 38.68 +01 39 05.0 o 807
2011-09-30 21:22:16 C 22 45 45.44 +02 37 24.3 u 157
2011-09-30 21:33:18 C 22 45 45.06 +02 37 35.2 u 157
2011-10-01 06:23:11 C 22 45 30.79 +02 45 46.1 o 291
2011-10-01 06:28:34 C 22 45 30.61 +02 45 51.1 o 291
2011-10-01 06:34:06 C 22 45 30.44 +02 45 55.6 o 291
2011-10-13 03:19:43 C 22 42 08.13 +07 08 04.3 u 448
2011-10-13 04:14:26 C 22 42 08.03 +07 08 54.1 u 448
2011-10-13 05:04:50 C 22 42 07.79 +07 09 39.7 u 448
2011-10-16 02:57:28 C 22 42 41.28 +08 12 55.4 o 291