87684 (2000 SY2)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6427310291 ± 1.56e-08
Semi-major axis (a)0.8586995623 AU ± 2.46e-10
Inclination (i)19.21959384° ± 1.69e-06
Long. of Asc. Node (Ω)161.99788506° ± 4.24e-06
Arg. of Perihelion (ω)47.81747450° ± 3.97e-06
Mean Anomaly (M)318.46077430° ± 3.44e-06
Mean Motion (n)1.2386551535°/day ± 5.32e-10
Perihelion dist (q)0.30678671 AU ± 1.34e-08
Aphelion dist (Q)1.41061242 AU ± 1.34e-08
Orbital Period0.79572291 yr ± 3.42e-10
Physical Parameters
H (abs. magnitude)15.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.223″
Uncertainty0
Orbit TypeAten
MOID0.047325 AU
Observations Used2046
Oppositions12
Arc Total1977-2025
First Observation Used1977-10-07
Last Observation Used2025-11-17
Observations (2354)
Date Type RA Dec Mag Band Observatory
2024-09-27 11:21:50 C 04 12 47.106 -10 29 20.90 V 703
2024-09-27 11:25:05 C 04 12 46.922 -10 29 26.34 V 703
2024-09-27 12:50:21 C 04 12 43.495 -10 31 46.02 V T05
2024-09-27 12:54:25 C 04 12 43.298 -10 31 52.82 V T05
2024-09-27 12:58:59 C 04 12 43.073 -10 32 00.53 V T05
2024-09-27 13:06:47 C 04 12 42.682 -10 32 13.56 V T05
2024-09-28 14:26:24 C 04 11 30.931 -11 14 52.23 X F52
2024-09-28 14:37:52 C 04 11 30.318 -11 15 11.82 X F52
2024-09-28 14:49:24 C 04 11 29.704 -11 15 31.30 X F52
2024-09-28 15:00:57 C 04 11 29.090 -11 15 50.95 X F52
2024-09-29 06:24:47 C 04 10 43.318 -11 41 52.15 V W68
2024-09-29 06:53:51 C 04 10 41.719 -11 42 42.08 V W68
2024-09-29 06:56:28 C 04 10 41.573 -11 42 46.69 V W68
2024-09-29 07:01:40 C 04 10 41.282 -11 42 55.55 V W68
2024-09-29 11:25:02 C 04 10 27.217 -11 50 42.43 V 703
2024-09-29 11:28:22 C 04 10 27.023 -11 50 48.08 V 703
2024-09-29 11:31:42 C 04 10 26.843 -11 50 54.06 V 703
2024-09-29 11:35:03 C 04 10 26.663 -11 50 59.39 V 703
2024-09-30 05:24:35 C 04 09 29.935 -12 21 28.12 V W68
2024-09-30 05:27:13 C 04 09 29.789 -12 21 32.83 V W68
2024-09-30 05:31:47 C 04 09 29.522 -12 21 40.68 V W68
2024-09-30 06:22:35 C 04 09 26.614 -12 23 09.89 V W68
2024-10-01 08:53:41 C 04 07 55.110 -13 09 40.82 V 703
2024-10-01 08:57:00 C 04 07 54.901 -13 09 46.69 V 703
2024-10-01 09:00:18 C 04 07 54.689 -13 09 52.49 V 703
2024-10-01 09:03:36 C 04 07 54.476 -13 09 58.32 V 703
2024-10-01 22:50:08 C 04 07 04.440 -13 33 58.36 V M22
2024-10-01 22:52:44 C 04 07 04.286 -13 34 02.89 V M22
2024-10-01 22:57:19 C 04 07 03.989 -13 34 10.99 V M22
2024-10-01 23:32:25 C 04 07 01.704 -13 35 13.56 V M22
2024-10-03 06:55:58 C 04 04 59.410 -14 31 07.03 V W68
2024-10-03 06:59:52 C 04 04 59.122 -14 31 14.05 V W68
2024-10-03 07:04:26 C 04 04 58.805 -14 31 22.30 V W68
2024-10-03 07:11:53 C 04 04 58.274 -14 31 35.58 V W68
2024-10-03 10:44:48 C 04 04 43.626 -14 38 12.62 V 703
2024-10-03 10:48:10 C 04 04 43.381 -14 38 18.82 V 703
2024-10-03 10:51:32 C 04 04 43.144 -14 38 24.90 V 703
2024-10-03 10:54:54 C 04 04 42.895 -14 38 30.95 V 703
2024-10-04 00:40:36 C 04 03 45.960 -15 03 00.00 V M22
2024-10-04 00:43:13 C 04 03 45.773 -15 03 04.61 V M22
2024-10-04 00:47:47 C 04 03 45.439 -15 03 12.85 V M22
2024-10-04 01:10:53 C 04 03 43.714 -15 03 54.50 V M22
2024-10-05 00:05:22 C 04 02 04.099 -15 45 22.25 V M22
2024-10-05 00:07:58 C 04 02 03.886 -15 45 27.11 V M22
2024-10-05 00:11:15 C 04 02 03.631 -15 45 33.12 V M22
2024-10-05 00:12:33 C 04 02 03.533 -15 45 35.42 V M22
2024-10-05 00:13:52 C 04 02 03.437 -15 45 37.84 V M22
2024-10-05 00:18:27 C 04 02 03.077 -15 45 46.22 V M22
2024-10-05 00:20:24 C 04 02 02.914 -15 45 49.72 V M22
2024-10-09 00:07:15 C 03 54 03.835 -18 41 44.99 V M22