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
2015-09-20 09:16:45 C 02 01 42.67 +17 45 56.7 q 703
2015-09-20 09:24:04 C 02 01 33.13 +17 44 44.1 q 703
2015-09-20 09:31:26 C 02 01 23.49 +17 43 31.2 q 703
2015-09-20 09:38:43 C 02 01 13.97 +17 42 18.1 q 703
2015-09-20 10:55:25 C 01 59 34.60 +17 29 35.5 q 703
2015-09-20 11:04:51 C 01 59 22.44 +17 28 00.8 q 703
2015-09-20 11:14:12 C 01 59 10.42 +17 26 27.9 q 703
2015-09-20 11:23:35 C 01 58 58.44 +17 24 54.4 q 703
2015-09-20 11:37:48 C 01 58 40.25 +17 22 32.9 q 703
2015-09-20 11:43:53 C 01 58 32.51 +17 21 32.7 q 703
2015-09-20 11:49:58 C 01 58 24.75 +17 20 31.6 q 703
2015-09-20 11:56:04 C 01 58 17.00 +17 19 30.7 q 703
2015-09-20 14:32:55 C 01 55 18.02 +16 53 47.0 q 900
2015-09-20 14:37:48 C 01 55 11.91 +16 52 59.9 q 900
2015-09-20 14:42:42 C 01 55 05.84 +16 52 12.6 q 900
2015-09-20 14:47:36 C 01 54 59.74 +16 51 25.7 q 900
2015-09-20 16:06:45 C 01 53 19.35 +16 41 47.5 q Q62
2015-09-20 16:10:58 C 01 53 14.11 +16 41 06.6 q Q62
2015-09-20 16:13:58 C 01 53 10.43 +16 40 37.2 q Q62
2015-09-20 22:01:44 C 01 46 33.32 +15 41 29.0 q 160
2015-09-20 22:04:01 C 01 46 30.70 +15 41 07.8 q 160
2015-09-20 22:05:08 C 01 46 29.37 +15 40 57.4 q 160
2015-09-20 22:06:17 C 01 46 28.09 +15 40 47.3 q 160
2015-09-20 22:08:33 C 01 46 25.42 +15 40 25.9 q 160
2015-09-21 00:54:41 C 01 43 13.96 +15 14 31.0 q K38
2015-09-21 01:06:03 C 01 43 00.99 +15 12 45.4 q K38
2015-09-21 01:18:26 C 01 42 46.89 +15 10 50.0 q K38
2015-09-21 01:38:39 C 01 42 23.91 +15 07 42.1 t 204
2015-09-21 01:40:20 C 01 42 21.98 +15 07 26.2 t 204
2015-09-21 01:42:17 C 01 42 19.76 +15 07 08.0 t 204
2015-09-21 01:45:23 C 01 42 16.27 +15 06 39.4 t 204
2015-09-21 01:46:36 C 01 42 14.87 +15 06 27.8 t 204
2015-09-21 08:33:06 C 01 35 03.78 +14 04 52.9 17.7 r 718
2015-09-21 08:35:24 C 01 35 01.29 +14 04 32.6 18.0 r 718
2015-09-21 08:37:43 C 01 34 58.77 +14 04 10.7 17.8 r 718
2015-09-21 08:40:02 C 01 34 56.30 +14 03 50.8 17.9 r 718
2015-09-21 08:45:02 C 01 34 47.24 +14 03 08.0 q H21
2015-09-21 08:52:30 C 01 34 39.22 +14 02 00.7 q H21
2015-09-21 08:59:46 C 01 34 31.46 +14 00 55.4 q H21
2015-09-21 09:07:45 C 01 34 22.92 +13 59 43.4 q H21
2015-09-21 09:15:01 C 01 34 15.19 +13 58 38.3 q H21
2015-09-21 15:02:07 C 01 28 33.51 +13 08 00.8 q 900
2015-09-21 15:05:44 C 01 28 29.81 +13 07 29.7 q 900
2015-09-22 21:15:19 C 01 02 25.57 +09 09 28.2 18.1 q 089
2015-09-22 21:18:38 C 01 02 22.94 +09 09 04.2 18.9 q 089
2015-09-22 21:21:57 C 01 02 20.35 +09 08 40.5 19.0 q 089
2015-09-22 21:25:17 C 01 02 17.71 +09 08 17.3 18.9 q 089
2015-09-22 21:28:37 C 01 02 15.15 +09 07 53.2 18.6 q 089
2015-09-22 21:31:56 C 01 02 12.54 +09 07 30.2 18.5 q 089
2015-09-22 21:35:16 C 01 02 09.96 +09 07 07.0 19.1 q 089