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
2011-09-18 06:51:59 C 22 49 14.900 +25 51 34.45 L F51
2011-09-18 07:28:59 C 22 49 13.266 +25 51 22.19 L F51
2011-09-18 07:46:14 C 22 49 12.524 +25 51 16.65 L F51
2011-09-20 11:43:07 C 22 47 03.135 +25 33 20.59 o 568
2011-09-20 13:23:03 C 22 46 58.999 +25 32 44.39 o 568
2011-09-21 08:20:15 C 22 46 13.668 +25 25 58.35 o 568
2011-09-21 08:21:38 C 22 46 13.613 +25 25 57.76 o 568
2011-09-21 12:45:16 C 22 46 02.776 +25 24 21.63 o 568
2011-09-28 08:32:21 C 22 40 03.15 +24 21 17.3 o 291
2011-09-28 08:38:23 C 22 40 02.93 +24 21 14.1 o 291
2011-09-28 08:48:03 C 22 40 02.63 +24 21 10.9 o 291
2011-10-20 03:02:28 C 22 28 59.16 +20 42 22.9 o 291
2011-10-20 03:09:43 C 22 28 59.06 +20 42 19.9 o 291
2011-10-20 03:16:54 C 22 28 59.02 +20 42 16.9 o 291
2011-10-29 01:50:37 C 22 28 08.37 +19 19 25.3 o H21
2011-10-29 02:14:00 C 22 28 08.39 +19 19 16.5 o H21
2011-10-29 02:38:55 C 22 28 08.38 +19 19 07.8 o H21
2013-12-03 13:08:22 C 04 57 27.111 +32 20 14.98 t 568
2013-12-03 13:14:03 C 04 57 26.856 +32 20 14.12 t 568
2013-12-03 13:27:07 C 04 57 26.286 +32 20 12.25 t 568
2014-01-03 08:29:00 C 04 27 46.077 +29 57 03.61 t 568
2014-01-03 08:40:05 C 04 27 45.712 +29 57 01.19 t 568
2014-01-03 08:50:40 C 04 27 45.372 +29 56 58.75 t 568
2014-11-30 12:55:08 C 09 44 49.870 +01 17 52.27 L F51
2014-11-30 13:13:39 C 09 44 50.387 +01 17 40.91 L F51
2014-11-30 13:32:00 C 09 44 50.918 +01 17 29.79 L F51
2014-11-30 13:50:21 C 09 44 51.425 +01 17 18.68 L F51
2014-12-02 13:50:13 C 09 46 12.809 +00 48 06.70 L F51
2014-12-02 14:08:57 C 09 46 13.290 +00 47 55.24 L F51
2014-12-02 14:27:38 C 09 46 13.798 +00 47 43.75 L F51
2014-12-30 12:07:12 C 09 56 07.678 -06 36 08.21 L F51
2014-12-30 12:26:42 C 09 56 07.627 -06 36 22.04 L F51
2014-12-30 12:46:13 C 09 56 07.581 -06 36 35.81 L F51
2014-12-30 13:05:49 C 09 56 07.538 -06 36 49.83 L F51
2015-01-17 08:30:27 C 09 50 31.64 -11 43 34.9 u 807
2015-01-17 08:35:05 C 09 50 31.53 -11 43 38.3 u 807
2015-01-17 08:39:57 C 09 50 31.40 -11 43 41.6 u 807
2015-01-17 08:44:21 C 09 50 31.29 -11 43 45.0 u 807
2015-01-17 08:49:13 C 09 50 31.15 -11 43 48.5 u 807
2015-01-20 08:03:21 C 09 48 27.84 -12 34 34.8 q 703
2015-01-20 08:17:45 C 09 48 27.33 -12 34 43.0 q 703
2015-01-20 08:24:58 C 09 48 27.06 -12 34 49.0 q 703
2015-01-24 10:49:05 C 09 45 02.911 -13 43 29.47 L F51
2015-01-24 11:21:38 C 09 45 01.617 -13 43 51.84 L F51
2015-01-24 11:37:55 C 09 45 00.961 -13 44 03.15 L F51
2015-02-10 06:38:21 C 09 24 55.87 -17 52 55.7 q 448
2015-02-10 07:00:50 C 09 24 54.48 -17 53 08.0 q 448
2015-02-10 07:18:59 C 09 24 53.33 -17 53 17.0 q 448
2015-02-11 06:44:52 C 09 23 28.35 -18 05 19.2 q 703
2015-02-11 06:56:08 C 09 23 27.60 -18 05 25.5 q 703