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
2025-01-07 19:15:15 C 00 32 44.976 -25 10 11.82 V M22
2025-01-07 19:22:41 C 00 32 45.019 -25 10 05.84 V M22
2025-01-07 19:51:59 C 00 32 45.012 -25 09 44.68 V M22
2025-01-08 19:29:02 C 00 32 50.318 -24 52 38.75 V M22
2025-01-08 19:33:37 C 00 32 50.311 -24 52 35.47 V M22
2025-01-08 19:41:34 C 00 32 50.354 -24 52 29.64 V M22
2025-01-10 01:01:07 C 00 32 57.826 -24 31 15.10 V W68
2025-01-10 01:06:26 C 00 32 57.830 -24 31 11.28 V W68
2025-01-10 01:13:47 C 00 32 57.871 -24 31 05.59 V W68
2025-01-10 01:28:35 C 00 32 57.910 -24 30 54.72 V W68
2025-01-11 01:00:16 C 00 33 04.450 -24 13 50.88 V W68
2025-01-11 01:05:36 C 00 33 04.404 -24 13 47.53 V W68
2025-01-11 01:12:57 C 00 33 04.464 -24 13 41.74 V W68
2025-01-11 01:27:39 C 00 33 04.536 -24 13 30.83 V W68
2025-01-12 19:01:10 C 00 33 16.747 -23 43 20.39 V M22
2025-01-12 19:07:08 C 00 33 16.774 -23 43 15.85 V M22
2025-01-12 19:15:36 C 00 33 16.805 -23 43 09.55 V M22
2025-01-12 19:32:09 C 00 33 16.836 -23 42 57.28 V M22
2025-01-14 01:32:19 C 00 33 25.802 -23 21 08.96 V W68
2025-01-14 01:37:42 C 00 33 25.822 -23 21 05.26 V W68
2025-01-14 01:45:41 C 00 33 25.898 -23 20 58.63 V W68
2025-01-14 02:00:27 C 00 33 25.922 -23 20 48.55 V W68
2025-01-15 00:59:24 C 00 33 32.786 -23 04 05.41 V W68
2025-01-15 01:04:46 C 00 33 32.791 -23 04 01.31 V W68
2025-01-15 01:12:38 C 00 33 32.866 -23 03 55.55 V W68
2025-01-15 01:26:46 C 00 33 32.885 -23 03 45.25 V W68
2025-01-18 00:48:32 C 00 33 51.718 -22 11 41.86 V W68
2025-01-18 00:53:05 C 00 33 51.612 -22 11 39.48 V W68
2025-01-18 01:00:56 C 00 33 51.698 -22 11 33.97 V W68
2025-01-18 01:16:09 C 00 33 51.701 -22 11 22.27 V W68
2025-01-19 00:57:18 C 00 33 56.546 -21 54 03.35 V W68
2025-01-19 01:01:55 C 00 33 56.575 -21 53 59.89 V W68
2025-01-19 01:09:53 C 00 33 56.575 -21 53 54.02 V W68
2025-01-19 01:24:29 C 00 33 56.590 -21 53 42.97 V W68
2025-01-19 18:54:33 C 00 33 59.698 -21 40 54.88 V M22
2025-01-19 19:06:59 C 00 33 59.580 -21 40 45.62 V M22
2025-01-19 19:35:39 C 00 33 59.640 -21 40 23.92 V M22
2025-01-19 19:36:18 C 00 33 59.645 -21 40 23.56 V M22
2025-01-20 18:55:49 C 00 34 02.594 -21 23 18.31 V M22
2025-01-20 19:00:23 C 00 34 02.606 -21 23 14.24 V M22
2025-01-20 19:17:24 C 00 34 02.587 -21 23 01.68 V M22
2025-01-20 19:25:15 C 00 34 02.599 -21 22 55.81 V M22
2025-01-23 00:48:07 C 00 34 03.953 -20 43 43.61 V W68
2025-01-23 00:49:25 C 00 34 03.955 -20 43 41.12 V W68
2025-01-23 00:52:41 C 00 34 03.917 -20 43 40.01 V W68
2025-01-23 00:53:59 C 00 34 03.936 -20 43 37.99 V W68
2025-01-23 01:03:52 C 00 34 03.907 -20 43 30.14 V W68
2025-01-23 01:04:31 C 00 34 03.859 -20 43 29.39 V W68
2025-01-23 01:18:29 C 00 34 03.864 -20 43 19.88 V W68
2025-01-23 18:46:52 C 00 34 02.342 -20 30 25.34 V M22