2015 SY16

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4988671674 ± 2.20e-08
Semi-major axis (a)1.2430378883 AU ± 7.75e-09
Inclination (i)5.26620303° ± 3.27e-06
Long. of Asc. Node (Ω)294.46335071° ± 3.70e-05
Arg. of Perihelion (ω)305.79486883° ± 3.93e-05
Mean Anomaly (M)177.97547490° ± 1.96e-05
Mean Motion (n)0.7111901396°/day ± 6.65e-09
Perihelion dist (q)0.62292710 AU ± 2.76e-08
Aphelion dist (Q)1.86314868 AU ± 2.97e-08
Orbital Period1.38588294 yr ± 1.30e-08
Physical Parameters
H (abs. magnitude)21.58
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.252″
Uncertainty0
Orbit TypeApollo
MOID0.044313 AU
Observations Used79
Oppositions2
Arc Total2015-2022
First Observation Used2015-09-23
Last Observation Used2022-09-29
Observations (81)
Date Type RA Dec Mag Band Observatory
2015-10-19 02:52:56 C 22 25 18.23 +05 38 28.4 u H21
2018-01-11 09:08:32 C 09 31 05.04 +13 23 18.2 o 926
2018-01-11 09:27:50 C 09 31 04.54 +13 23 07.2 o 926
2018-01-11 09:47:08 C 09 31 04.02 +13 22 57.1 o 926
2018-01-14 08:00:18 C 09 29 16.89 +12 40 44.4 U G96
2018-01-14 08:07:41 C 09 29 16.62 +12 40 39.9 U G96
2018-01-14 08:15:03 C 09 29 16.33 +12 40 35.0 U G96
2018-01-14 08:22:24 C 09 29 16.03 +12 40 30.2 U G96
2018-01-23 09:27:15 C 09 16 46.40 +09 33 36.7 o 691
2018-01-23 09:49:14 C 09 16 44.18 +09 33 11.5 o 691
2018-01-23 10:11:22 C 09 16 41.95 +09 32 44.7 o 691
2018-01-27 07:03:19 C 09 06 16.93 +07 23 15.3 U G96
2018-01-27 07:14:32 C 09 06 15.24 +07 22 56.7 U G96
2018-01-27 07:20:40 C 09 06 14.32 +07 22 46.4 U G96
2018-01-27 07:26:49 C 09 06 13.40 +07 22 36.4 U G96
2018-02-03 02:33:01 C 08 31 41.45 +00 35 03.5 q I15
2018-02-03 02:36:25 C 08 31 40.32 +00 34 50.8 q I15
2018-02-03 02:39:48 C 08 31 39.17 +00 34 37.8 q I15
2018-02-10 21:18:13 C 06 33 30.65 -20 16 02.5 U 204
2018-02-10 21:22:03 C 06 33 26.13 -20 16 41.3 U 204
2018-02-10 21:25:43 C 06 33 21.80 -20 17 18.5 U 204
2018-02-10 21:29:29 C 06 33 17.35 -20 17 56.4 U 204
2018-02-10 21:33:14 C 06 33 12.93 -20 18 34.4 U 204
2018-02-13 01:33:15 S 05 22 20.659 -29 02 23.14 L C51
2022-09-22 10:50:33 C 02 06 33.894 +28 54 45.00 U F52
2022-09-22 11:19:46 C 02 06 29.961 +28 54 32.64 U F52
2022-09-22 11:34:30 C 02 06 27.971 +28 54 26.85 U F52
2022-09-29 09:26:05 C 01 44 27.961 +27 25 49.43 U F52
2022-09-29 09:42:35 C 01 44 25.667 +27 25 39.19 U F52
2022-09-29 09:59:02 C 01 44 23.383 +27 25 28.83 U F52
2022-09-29 10:15:24 C 01 44 21.097 +27 25 18.42 U F52