2017 SD12

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3628209751 ± 2.00e+00
Semi-major axis (a)1.5205563469 AU ± 3.00e+00
Inclination (i)6.94833419° ± 4.00e+00
Long. of Asc. Node (Ω)178.55024620° ± 5.00e+00
Arg. of Perihelion (ω)145.68156774° ± 6.00e+00
Mean Anomaly (M)143.36340502° ± 1.13e-01
Mean Motion (n)0.5256725300°/day ± 1.56e+00
Perihelion dist (q)0.96886760 AU ± 3.59e+00
Aphelion dist (Q)2.07217520 AU ± 5.10e+00
Orbital Period1.87494620 yr ± 5.55e+00
Physical Parameters
H (abs. magnitude)25.18
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.344″
Uncertainty3
Orbit TypeApollo
MOID0.005970 AU
Observations Used109
Oppositions1
Arc Total2017-2017
First Observation Used
Last Observation Used2017-10-01
Observations (114)
Date Type RA Dec Mag Band Observatory
2017-09-18 04:05:53 C 18 07 59.44 +24 44 34.1 V 703
2017-09-18 04:29:42 C 18 09 16.09 +24 43 56.1 V 703
2017-09-22 05:28:51 C 00 26 16.74 -03 14 58.6 q G96
2017-09-22 05:29:06 C 00 26 17.11 -03 15 01.4 q G96
2017-09-22 05:29:21 C 00 26 17.49 -03 15 04.2 q G96
2017-09-22 05:29:36 C 00 26 17.86 -03 15 07.0 q G96
2017-09-22 06:45:23 C 00 28 09.93 -03 29 07.3 q I52
2017-09-22 06:45:34 C 00 28 10.18 -03 29 09.3 q I52
2017-09-22 06:45:45 C 00 28 10.44 -03 29 11.2 q I52
2017-09-22 06:45:56 C 00 28 10.70 -03 29 13.3 q I52
2017-09-22 09:38:16 C 00 32 12.81 -03 59 24.7 q G96
2017-09-22 09:38:31 C 00 32 13.16 -03 59 27.5 q G96
2017-09-22 09:38:45 C 00 32 13.48 -03 59 29.6 q G96
2017-09-22 10:07:11 C 00 33 18.23 -04 02 38.1 L T05
2017-09-22 10:19:25 C 00 33 34.45 -04 04 41.8 L T05
2017-09-22 10:29:51 C 00 33 48.18 -04 06 26.5 L T05
2017-09-22 10:39:37 C 00 34 00.99 -04 08 04.1 L T05
2017-09-22 11:41:51 C 00 35 51.40 -04 09 46.5 o Q62
2017-09-22 11:48:50 C 00 36 00.68 -04 10 56.1 o Q62
2017-09-22 12:01:54 C 00 36 17.89 -04 13 05.7 o Q62
2017-09-22 12:08:56 C 00 36 27.06 -04 14 14.5 o Q62
2017-09-22 13:20:14 C 00 37 56.90 -04 25 24.8 q E23
2017-09-22 13:26:13 C 00 38 04.41 -04 26 22.1 q E23
2017-09-22 13:32:13 C 00 38 11.92 -04 27 19.0 q E23
2017-09-22 13:44:38 C 00 38 27.35 -04 29 15.8 q E23
2017-09-22 13:50:46 C 00 38 34.99 -04 30 13.9 q E23
2017-09-22 13:56:53 C 00 38 42.58 -04 31 12.0 q E23
2017-09-22 20:22:13 C 00 47 10.39 -05 38 27.0 q 113
2017-09-22 20:24:43 C 00 47 13.28 -05 38 47.6 q 113
2017-09-22 20:27:14 C 00 47 16.14 -05 39 07.6 q 113
2017-09-22 20:29:45 C 00 47 18.97 -05 39 28.2 q 113
2017-09-22 21:00:16 C 00 47 53.06 -05 43 34.7 U G34
2017-09-22 21:02:07 C 00 47 55.14 -05 43 49.9 U G34
2017-09-22 21:03:59 C 00 47 57.17 -05 44 04.7 U G34
2017-09-22 21:05:50 C 00 47 59.25 -05 44 19.8 U G34
2017-09-22 21:49:17 C 00 48 50.31 -05 49 33.6 U B04
2017-09-22 21:49:59 C 00 48 51.07 -05 49 40.4 16.8 U B04
2017-09-22 21:50:40 C 00 48 51.82 -05 49 45.2 16.6 U B04
2017-09-22 21:51:21 C 00 48 52.56 -05 49 50.7 16.9 U B04
2017-09-22 21:52:03 C 00 48 53.32 -05 49 56.1 16.6 U B04
2017-09-22 22:05:56 C 00 49 08.15 -05 51 51.9 q K30
2017-09-22 22:10:40 C 00 49 13.17 -05 52 28.7 q K30
2017-09-22 22:15:27 C 00 49 18.28 -05 53 06.3 q K30
2017-09-22 22:26:30 C 00 49 29.24 -05 54 16.0 q 104
2017-09-22 22:33:59 C 00 49 37.12 -05 55 13.9 q 104
2017-09-22 22:39:14 C 00 49 42.65 -05 55 54.3 q 104
2017-09-22 23:15:33 C 00 50 19.18 -06 00 42.6 q 595
2017-09-22 23:16:41 C 00 50 20.37 -06 00 51.6 q 595
2017-09-22 23:17:51 C 00 50 21.55 -06 01 00.6 q 595
2017-09-22 23:19:00 C 00 50 22.76 -06 01 08.9 q 595