429746 (2011 SA16)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5327759444 ± 3.37e-08
Semi-major axis (a)2.7320656537 AU ± 1.21e-08
Inclination (i)20.12039255° ± 5.08e-06
Long. of Asc. Node (Ω)275.39170009° ± 1.79e-05
Arg. of Perihelion (ω)317.46384579° ± 1.93e-05
Mean Anomaly (M)109.17909985° ± 8.04e-06
Mean Motion (n)0.2182607176°/day ± 1.45e-09
Perihelion dist (q)1.27648679 AU ± 9.21e-08
Aphelion dist (Q)4.18764451 AU ± 9.38e-08
Orbital Period4.51582078 yr ± 3.00e-08
Physical Parameters
H (abs. magnitude)17.27
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.222″
Uncertainty0
Orbit TypeAmor
MOID0.325172 AU
Observations Used155
Oppositions10
Arc Total2011-2024
First Observation Used2011-09-18
Last Observation Used2024-03-17
Observations (179)
Date Type RA Dec Mag Band Observatory
2015-02-11 07:03:22 C 09 23 27.15 -18 05 29.8 q 703
2015-02-11 07:10:37 C 09 23 26.76 -18 05 33.9 q 703
2015-02-22 22:12:09 C 09 05 33.26 -19 59 58.8 t 204
2015-02-22 22:20:26 C 09 05 32.76 -20 00 00.7 t 204
2015-02-22 22:28:43 C 09 05 32.22 -20 00 04.0 t 204
2015-02-24 09:37:54 C 09 03 15.160 -20 10 19.09 L F51
2015-02-24 09:55:40 C 09 03 13.955 -20 10 24.00 L F51
2015-02-24 10:13:26 C 09 03 12.758 -20 10 28.89 L F51
2015-03-10 00:02:17 C 08 43 51.99 -21 01 40.8 u 807
2015-03-10 00:09:05 C 08 43 51.63 -21 01 41.2 u 807
2015-03-10 00:15:54 C 08 43 51.25 -21 01 41.6 u 807
2015-03-23 02:16:39 C 08 31 28.46 -20 48 28.6 q 448
2015-03-23 02:30:34 C 08 31 28.09 -20 48 28.0 q 448
2015-03-23 02:49:08 C 08 31 27.56 -20 48 25.5 q 448
2015-05-05 23:50:02 C 08 57 19.17 -18 16 52.5 u 807
2015-05-05 23:56:43 C 08 57 19.64 -18 16 51.9 u 807
2015-05-06 00:03:42 C 08 57 20.13 -18 16 51.4 u 807
2015-05-06 00:37:44 S 08 57 22.59 -18 16 50.7 L C51
2015-05-06 03:46:47 S 08 57 36.53 -18 16 36.3 L C51
2015-05-06 06:55:50 S 08 57 50.27 -18 16 22.5 L C51
2015-05-06 10:04:54 S 08 58 04.18 -18 16 06.5 L C51
2015-05-06 13:13:56 S 08 58 18.06 -18 15 52.7 L C51
2015-05-06 14:48:22 S 08 58 25.09 -18 15 46.5 L C51
2015-05-06 16:23:00 S 08 58 32.09 -18 15 38.0 L C51
2015-05-06 21:06:29 S 08 58 53.186 -18 15 16.20 L C51
2015-05-07 00:15:32 S 08 59 07.28 -18 15 03.9 L C51
2015-05-07 01:49:58 S 08 59 14.29 -18 14 57.2 L C51
2015-05-07 04:59:00 S 08 59 28.56 -18 14 45.8 L C51
2015-05-07 06:33:38 S 08 59 35.65 -18 14 37.6 L C51
2015-05-07 09:42:30 S 08 59 49.92 -18 14 24.1 L C51
2015-05-07 16:00:47 S 09 00 18.54 -18 13 56.8 L C51
2015-05-07 19:09:39 S 09 00 32.952 -18 13 44.98 L C51
2015-05-07 19:09:50 S 09 00 33.002 -18 13 42.56 L C51
2015-05-07 22:18:42 S 09 00 47.436 -18 13 30.83 L C51
2015-05-12 23:28:23 C 09 10 41.08 -18 06 50.5 u 807
2015-05-12 23:32:45 C 09 10 41.44 -18 06 50.3 u 807
2015-05-12 23:37:19 C 09 10 41.83 -18 06 50.0 u 807
2015-05-12 23:41:26 C 09 10 42.17 -18 06 49.8 u 807
2015-05-12 23:46:00 C 09 10 42.55 -18 06 49.6 u 807
2015-05-26 04:10:54 S 09 42 14.815 -18 04 26.36 L C51
2015-06-29 23:46:45 C 11 41 14.50 -18 55 48.3 u 807
2015-06-29 23:51:50 C 11 41 15.33 -18 55 48.3 u 807
2015-06-29 23:57:02 C 11 41 16.21 -18 55 48.8 u 807
2015-06-30 00:02:40 C 11 41 17.12 -18 55 48.9 u 807
2015-07-27 00:01:47 C 13 35 18.13 -18 51 08.1 u 807
2015-07-27 00:06:23 C 13 35 18.97 -18 51 08.0 u 807
2015-07-27 00:10:53 C 13 35 19.75 -18 51 07.8 u 807
2015-07-27 00:15:21 C 13 35 20.52 -18 51 07.7 u 807
2015-07-27 00:19:50 C 13 35 21.33 -18 51 06.8 u 807
2015-07-30 00:25:15 C 13 48 05.55 -18 45 01.1 u 807