2015 SD

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2656781595 ± 2.90e-07
Semi-major axis (a)0.8614694046 AU ± 1.45e-09
Inclination (i)20.08174023° ± 6.09e-05
Long. of Asc. Node (Ω)176.24226232° ± 1.98e-06
Arg. of Perihelion (ω)350.92016769° ± 1.04e-04
Mean Anomaly (M)93.47268741° ± 1.76e-04
Mean Motion (n)1.2326860728°/day ± 3.10e-09
Perihelion dist (q)0.63259580 AU ± 2.50e-07
Aphelion dist (Q)1.09034301 AU ± 2.50e-07
Orbital Period0.79957607 yr ± 2.01e-09
NGA Modelr2
A2-3.81008284e-13 ± 4.44e-15 AU/d²
Physical Parameters
H (abs. magnitude)24.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.239″
Uncertainty0
Orbit TypeAten
MOID0.078244 AU
Observations Used96
Oppositions3
Arc Total2011-2023
First Observation Used2011-09-06
Last Observation Used2023-09-20
Observations (106)
Date Type RA Dec Mag Band Observatory
2015-09-18 21:16:00 C 23 13 32.05 +01 43 31.9 S 033
2015-09-18 22:11:41 C 23 13 20.87 +01 34 05.2 q 203
2015-09-18 22:30:45 C 23 13 16.91 +01 30 47.9 t 204
2015-09-18 22:42:08 C 23 13 14.55 +01 28 50.8 t 204
2015-09-18 22:45:02 C 23 13 13.93 +01 28 21.4 q 203
2015-09-18 22:53:37 C 23 13 12.15 +01 26 52.2 t 204
2015-09-18 23:10:55 C 23 13 08.40 +01 23 47.0 S 033
2015-09-18 23:14:09 C 23 13 07.75 +01 23 14.6 S 033
2015-09-18 23:17:24 C 23 13 07.07 +01 22 40.5 S 033
2015-09-19 04:24:29 C 23 12 14.08 +00 30 17.4 o 926
2015-09-19 04:29:49 C 23 12 12.95 +00 29 22.7 o 926
2015-09-21 06:05:00 C 23 02 56.29 -08 02 11.2 t 705
2015-09-21 06:06:52 C 23 02 55.88 -08 02 29.1 t 705
2015-09-21 06:08:44 C 23 02 55.48 -08 02 48.3 t 705
2015-09-21 11:56:51 C 23 01 50.88 -08 59 34.8 t 474
2015-09-21 11:58:34 C 23 01 50.51 -08 59 52.6 t 474
2015-09-21 12:00:18 C 23 01 50.20 -09 00 10.0 t 474
2015-09-21 12:02:01 C 23 01 49.83 -09 00 27.2 t 474
2015-09-22 05:05:13 C 22 58 41.55 -11 54 02.1 q H21
2015-09-22 05:11:44 C 22 58 40.20 -11 55 06.9 q H21
2015-09-22 05:18:15 C 22 58 38.87 -11 56 11.5 q H21
2019-09-22 09:10:39 C 23 26 12.021 -12 29 46.38 V F51
2019-09-22 09:26:40 C 23 26 08.490 -12 32 32.16 V F51
2019-09-22 09:58:45 C 23 26 01.415 -12 38 03.80 V F51
2023-09-13 10:12:58 C 00 30 33.073 +22 20 17.55 V F52
2023-09-16 05:34:08 C 00 20 33.53 +12 59 33.3 V 703
2023-09-16 05:41:48 C 00 20 32.11 +12 58 20.9 V 703
2023-09-16 09:25:11 C 00 19 56.199 +12 24 28.03 V F52
2023-09-16 09:40:13 C 00 19 53.425 +12 22 09.74 V F52
2023-09-18 05:47:54 C 00 12 41.764 +05 13 09.84 V 703
2023-09-18 05:55:32 C 00 12 40.248 +05 11 53.81 V 703
2023-09-18 06:03:09 C 00 12 38.790 +05 10 36.95 V 703
2023-09-18 06:10:46 C 00 12 37.264 +05 09 19.40 V 703
2023-09-18 06:32:31 C 00 12 33.181 +05 05 39.44 V I52
2023-09-18 06:32:46 C 00 12 33.095 +05 05 37.03 V I52
2023-09-18 06:33:01 C 00 12 33.059 +05 05 34.55 V I52
2023-09-18 06:33:17 C 00 12 33.001 +05 05 31.45 V I52
2023-09-18 07:16:39 B 00 12 23.03 +04 58 00.7 Z H36
2023-09-18 07:26:11 B 00 12 21.22 +04 56 24.2 Z H36
2023-09-18 07:35:43 B 00 12 19.36 +04 54 47.3 Z H36
2023-09-19 06:16:44 C 00 08 29.951 +01 00 24.73 V G96
2023-09-19 06:24:15 C 00 08 28.468 +00 59 06.29 V G96
2023-09-19 06:31:44 C 00 08 26.988 +00 57 47.38 V G96
2023-09-19 06:39:15 C 00 08 25.472 +00 56 28.28 V G96
2023-09-19 08:21:09 C 00 08 05.075 +00 38 37.93 V I52
2023-09-19 08:21:28 C 00 08 05.014 +00 38 34.33 V I52
2023-09-19 08:21:48 C 00 08 04.942 +00 38 31.06 V I52
2023-09-19 08:22:08 C 00 08 04.873 +00 38 27.71 V I52
2023-09-20 06:15:29 C 00 04 17.029 -03 14 03.05 V G96
2023-09-20 06:23:41 C 00 04 15.366 -03 15 30.74 V G96