2015 SY

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4869425940 ± 3.68e-08
Semi-major axis (a)0.9187063512 AU ± 3.15e-09
Inclination (i)3.16870333° ± 2.67e-06
Long. of Asc. Node (Ω)182.56621958° ± 9.18e-06
Arg. of Perihelion (ω)43.59128386° ± 1.18e-05
Mean Anomaly (M)277.48456223° ± 2.49e-05
Mean Motion (n)1.1193017893°/day ± 5.76e-09
Perihelion dist (q)0.47134910 AU ± 3.38e-08
Aphelion dist (Q)1.36606360 AU ± 3.41e-08
Orbital Period0.88057242 yr ± 4.53e-09
Physical Parameters
H (abs. magnitude)23.42
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.279″
Uncertainty0
Orbit TypeAten
MOID0.007513 AU
Observations Used128
Oppositions1
Arc Total2015-2024
First Observation Used2015-09-20
Last Observation Used2024-12-07
Observations (137)
Date Type RA Dec Mag Band Observatory
2015-09-22 21:38:36 C 01 02 07.34 +09 06 42.5 18.8 q 089
2015-09-22 22:08:15 C 01 01 47.06 +09 03 01.1 q J95
2015-09-22 22:12:46 C 01 01 43.57 +09 02 29.1 q J95
2015-09-22 22:16:48 C 01 01 40.48 +09 02 00.7 q J95
2015-09-23 05:44:16 C 00 56 11.92 +08 11 04.8 u H21
2015-09-23 05:46:31 C 00 56 10.25 +08 10 49.6 u H21
2015-09-23 05:48:46 C 00 56 08.59 +08 10 34.4 u H21
2015-09-23 05:50:44 C 00 56 07.14 +08 10 21.4 u H21
2015-09-23 05:52:42 C 00 56 05.71 +08 10 08.2 u H21
2015-09-23 05:54:39 C 00 56 04.25 +08 09 55.2 u H21
2015-09-23 05:56:37 C 00 56 02.80 +08 09 42.0 u H21
2015-09-23 05:58:35 C 00 56 01.36 +08 09 28.9 u H21
2015-09-23 06:00:32 C 00 55 59.91 +08 09 15.9 u H21
2015-09-23 06:02:59 C 00 55 58.10 +08 08 59.3 u H21
2015-09-23 08:43:28 C 00 54 03.86 +07 51 31.6 u 926
2015-09-23 08:45:29 C 00 54 02.40 +07 51 18.5 u 926
2015-09-23 08:47:30 C 00 54 00.92 +07 51 05.2 u 926
2015-09-23 12:01:47 C 00 51 43.41 +07 29 56.4 u 926
2015-09-23 12:03:48 C 00 51 42.01 +07 29 43.1 u 926
2015-09-23 12:05:48 C 00 51 40.62 +07 29 30.4 u 926
2015-09-24 04:17:46 C 00 41 41.98 +05 51 20.7 u 926
2015-09-24 04:20:17 C 00 41 40.51 +05 51 06.2 u 926
2015-09-24 04:22:48 C 00 41 38.96 +05 50 52.0 u 926
2015-09-24 05:23:57 C 00 40 58.95 +05 44 52.3 u H21
2015-09-24 05:25:59 C 00 40 57.69 +05 44 40.7 u H21
2015-09-24 05:27:59 C 00 40 56.47 +05 44 29.6 u H21
2015-09-24 05:30:00 C 00 40 55.24 +05 44 18.2 u H21
2015-09-24 05:32:00 C 00 40 54.02 +05 44 06.8 u H21
2015-09-24 05:34:00 C 00 40 52.79 +05 43 55.3 u H21
2015-09-24 05:36:24 C 00 40 51.33 +05 43 41.9 u H21
2015-09-24 06:27:56 C 00 40 22.71 +05 39 04.4 q 703
2015-09-24 06:36:57 C 00 40 17.23 +05 38 14.0 q 703
2015-09-24 06:45:57 C 00 40 11.68 +05 37 23.5 q 703
2015-09-24 06:54:57 C 00 40 06.23 +05 36 32.2 q 703
2015-09-25 05:11:39 C 00 28 17.65 +03 40 50.1 u H21
2015-09-25 05:14:36 C 00 28 16.16 +03 40 35.9 u H21
2015-09-25 05:17:32 C 00 28 14.67 +03 40 21.5 u H21
2015-09-25 05:20:29 C 00 28 13.16 +03 40 07.8 u H21
2015-09-25 05:23:25 C 00 28 11.65 +03 39 53.7 u H21
2015-09-25 05:26:22 C 00 28 10.14 +03 39 39.7 u H21
2015-09-25 05:29:18 C 00 28 08.63 +03 39 25.8 u H21
2015-09-25 05:32:14 C 00 28 07.12 +03 39 11.6 u H21
2015-09-25 05:35:11 C 00 28 05.62 +03 38 57.9 u H21
2015-09-25 05:38:19 C 00 28 04.01 +03 38 42.9 u H21
2015-09-25 07:11:11 C 00 27 19.31 +03 31 36.1 u 926
2015-09-25 07:14:08 C 00 27 17.84 +03 31 22.9 u 926
2015-09-25 07:17:04 C 00 27 16.31 +03 31 08.3 u 926
2015-09-30 06:06:06 C 23 48 28.62 -02 52 57.2 t 705
2015-09-30 06:07:58 C 23 48 28.19 -02 53 01.0 t 705
2015-09-30 06:09:50 C 23 48 27.62 -02 53 06.6 t 705