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
2024-01-15 08:59:54 C 09 24 41.983 -06 45 56.81 V G96
2024-01-15 09:07:19 C 09 24 41.735 -06 46 00.88 V G96
2024-01-15 09:14:46 C 09 24 41.440 -06 46 05.20 V G96
2024-01-15 09:22:12 C 09 24 41.166 -06 46 09.30 V G96
2024-01-31 10:36:36 C 09 06 51.922 -10 04 51.19 X F52
2024-01-31 10:51:32 C 09 06 51.045 -10 04 57.88 X F52
2024-01-31 11:06:26 C 09 06 50.180 -10 05 04.53 X F52
2024-02-08 09:45:17 C 08 55 28.172 -11 22 07.18 X F52
2024-02-08 10:02:18 C 08 55 27.071 -11 22 13.25 X F52
2024-02-08 10:19:17 C 08 55 25.973 -11 22 19.23 X F52
2024-02-15 08:14:06 C 08 44 56.339 -12 13 09.57 X F52
2024-02-15 08:27:12 C 08 44 55.476 -12 13 13.00 X F52
2024-02-15 08:53:28 C 08 44 53.749 -12 13 19.80 X F52
2024-02-20 00:28:41 C 08 37 53.01 -12 38 09.3 X W84
2024-02-20 00:37:48 C 08 37 52.43 -12 38 11.1 X W84
2024-02-20 03:19:40 C 08 37 42.07 -12 38 42.2 X W84
2024-02-20 03:28:43 C 08 37 41.50 -12 38 43.9 X W84
2024-03-09 20:46:06 C 08 14 13.858 -13 08 06.86 V M22
2024-03-09 20:50:42 C 08 14 13.776 -13 08 05.86 V M22
2024-03-09 21:00:32 C 08 14 13.351 -13 08 06.04 V M22
2024-03-09 21:24:08 C 08 14 12.434 -13 08 05.50 V M22
2024-03-15 19:50:25 C 08 09 32.016 -12 58 56.82 V M22
2024-03-15 19:58:26 C 08 09 31.668 -12 58 56.75 V M22
2024-03-15 20:03:01 C 08 09 31.572 -12 58 55.63 V M22
2024-03-15 20:09:36 C 08 09 31.356 -12 58 56.32 V M22
2024-03-17 06:37:01 C 08 08 38.845 -12 56 00.57 X F51
2024-03-17 06:54:26 C 08 08 38.382 -12 55 58.96 X F51
2024-03-17 07:12:00 C 08 08 37.919 -12 55 57.35 X F51
2024-03-17 07:28:51 C 08 08 37.471 -12 55 55.76 X F51