2016 SD

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7103678881 ± 1.19e-08
Semi-major axis (a)2.8105241392 AU ± 3.70e-08
Inclination (i)6.32728414° ± 1.87e-06
Long. of Asc. Node (Ω)277.33318393° ± 4.77e-05
Arg. of Perihelion (ω)177.93496861° ± 4.57e-05
Mean Anomaly (M)312.27083727° ± 1.53e-05
Mean Motion (n)0.2091853647°/day ± 4.13e-09
Perihelion dist (q)0.81401804 AU ± 3.53e-08
Aphelion dist (Q)4.80703024 AU ± 7.17e-08
Orbital Period4.71173633 yr ± 9.31e-08
Physical Parameters
H (abs. magnitude)18.88
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.305″
Uncertainty0
Orbit TypeApollo
MOID0.084793 AU
Observations Used364
Oppositions4
Arc Total2016-2021
First Observation Used2016-07-30
Last Observation Used2021-08-25
Observations (400)
Date Type RA Dec Mag Band Observatory
2017-03-03 08:21:27 C 12 42 33.13 -28 26 16.5 R G45
2017-03-03 08:28:45 C 12 42 32.37 -28 26 10.3 R G45
2017-03-03 08:42:25 C 12 42 30.94 -28 25 58.7 R G45
2017-03-04 14:03:36 C 12 39 40.28 -28 00 38.8 L T08
2017-03-04 14:23:25 C 12 39 38.22 -28 00 22.9 L T08
2017-03-04 14:45:18 C 12 39 36.08 -28 00 04.0 L T08
2017-03-04 15:05:33 C 12 39 33.96 -27 59 44.8 L T08
2017-03-05 13:07:50 C 12 37 31.07 -27 40 11.5 q Q60
2017-03-05 13:17:04 C 12 37 30.10 -27 40 04.0 q Q60
2017-03-05 13:26:21 C 12 37 29.21 -27 39 56.4 q Q60
2017-03-07 12:56:40 C 12 33 05.14 -26 57 59.4 L T05
2017-03-07 13:18:32 C 12 33 03.01 -26 57 39.2 L T05
2017-03-07 13:41:00 C 12 33 00.84 -26 57 18.9 L T05
2017-03-07 14:02:58 C 12 32 58.67 -26 56 57.9 L T05
2017-03-18 08:47:58 C 12 12 20.04 -22 57 01.9 o 691
2017-03-18 09:30:29 C 12 12 16.92 -22 56 21.9 o 691
2017-03-18 10:12:52 C 12 12 13.84 -22 55 42.0 o 691
2017-03-25 11:12:35 C 12 02 02.251 -20 21 53.10 L F51
2017-03-25 11:27:39 C 12 02 01.391 -20 21 39.73 L F51
2017-03-25 11:42:42 C 12 02 00.538 -20 21 26.34 L F51
2017-03-25 11:57:45 C 12 01 59.683 -20 21 12.94 L F51
2017-03-27 05:49:59 C 11 59 54.34 -19 44 46.3 o 691
2017-03-27 06:10:59 C 11 59 53.24 -19 44 28.6 o 691
2017-03-27 06:31:59 C 11 59 52.15 -19 44 10.5 o 691
2017-03-27 11:09:23 C 11 59 38.44 -19 40 10.2 L T05
2017-03-27 11:31:30 C 11 59 37.25 -19 39 49.8 L T05
2017-03-27 11:54:20 C 11 59 36.02 -19 39 31.2 L T05
2017-03-27 12:16:48 C 11 59 34.83 -19 39 11.9 L T05
2017-04-20 05:02:54 C 11 46 39.15 -13 14 45.3 o 691
2017-04-20 05:19:15 C 11 46 39.03 -13 14 36.5 o 691
2017-04-20 05:35:37 C 11 46 39.00 -13 14 28.1 o 691
2017-04-23 06:23:07 C 11 46 42.90 -12 41 19.8 o 691
2017-04-23 06:39:29 C 11 46 42.92 -12 41 12.4 o 691
2017-04-23 06:55:46 C 11 46 42.92 -12 41 05.7 o 691
2017-04-25 07:42:31 C 11 46 56.579 -12 20 48.85 L F51
2017-04-25 07:57:36 C 11 46 56.617 -12 20 43.00 L F51
2017-04-25 08:27:47 C 11 46 56.717 -12 20 30.86 L F51
2017-04-30 04:02:07 C 11 48 00.04 -11 38 33.8 o 691
2017-04-30 04:18:59 C 11 48 00.18 -11 38 28.9 o 691
2017-04-30 04:35:51 C 11 48 00.32 -11 38 22.9 o 691
2017-05-02 04:35:36 C 11 48 38.61 -11 23 20.0 q G96
2017-05-02 04:41:43 C 11 48 38.70 -11 23 19.2 q G96
2017-05-02 04:47:48 C 11 48 38.74 -11 23 16.8 q G96
2017-05-02 04:53:55 C 11 48 38.81 -11 23 14.6 q G96
2017-05-04 05:19:51 C 11 49 23.97 -11 09 24.2 o 291
2017-05-04 05:32:48 C 11 49 24.16 -11 09 20.8 o 291
2017-05-04 05:45:44 C 11 49 24.36 -11 09 16.8 o 291
2021-08-25 11:09:49 C 05 09 10.37 +30 35 43.0 V 291
2021-08-25 11:21:27 C 05 09 13.46 +30 35 45.6 V 291
2021-08-25 11:33:08 C 05 09 16.57 +30 35 48.2 V 291