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
2024-12-06 01:39:42 C 00 49 42.437 -34 02 25.73 V W68
2024-12-06 01:54:18 C 00 49 41.489 -34 02 17.12 V W68
2024-12-06 19:19:30 C 00 48 37.493 -33 52 24.64 V M22
2024-12-06 19:24:48 C 00 48 37.152 -33 52 21.76 V M22
2024-12-06 19:34:01 C 00 48 36.578 -33 52 16.36 V M22
2024-12-06 20:02:48 C 00 48 34.735 -33 51 59.44 V M22
2024-12-07 19:01:38 C 00 47 14.606 -33 38 41.71 V M22
2024-12-07 19:06:18 C 00 47 14.318 -33 38 38.80 V M22
2024-12-07 19:14:35 C 00 47 13.812 -33 38 34.12 V M22
2024-12-07 19:31:37 C 00 47 12.792 -33 38 24.07 V M22
2024-12-09 02:12:22 C 00 45 32.491 -33 20 11.18 V W68
2024-12-09 02:17:37 C 00 45 32.189 -33 20 07.94 V W68
2024-12-09 02:25:26 C 00 45 31.750 -33 20 03.12 V W68
2024-12-09 02:54:29 C 00 45 30.158 -33 19 45.34 V W68
2024-12-10 01:35:17 C 00 44 21.454 -33 06 00.07 V W68
2024-12-10 01:39:17 C 00 44 21.233 -33 05 57.73 V W68
2024-12-10 01:47:51 C 00 44 20.796 -33 05 51.90 V W68
2024-12-10 02:02:20 C 00 44 20.009 -33 05 43.48 V W68
2024-12-10 19:33:13 C 00 43 29.698 -32 54 55.87 V M22
2024-12-10 19:37:17 C 00 43 29.474 -32 54 53.42 V M22
2024-12-10 19:45:09 C 00 43 29.112 -32 54 48.10 V M22
2024-12-10 20:01:31 C 00 43 28.262 -32 54 37.94 V M22
2024-12-11 20:10:59 C 00 42 22.690 -32 39 32.33 V M22
2024-12-11 20:15:34 C 00 42 22.450 -32 39 28.73 V M22
2024-12-11 20:30:10 C 00 42 21.754 -32 39 19.87 V M22
2024-12-11 20:38:18 C 00 42 21.372 -32 39 14.44 V M22
2024-12-13 02:06:39 C 00 41 07.464 -32 20 32.50 V W68
2024-12-13 02:23:12 C 00 41 06.749 -32 20 21.26 V W68
2024-12-13 02:27:50 C 00 41 06.542 -32 20 18.17 V W68
2024-12-13 02:37:07 C 00 41 06.098 -32 20 12.73 V W68
2024-12-14 01:49:16 C 00 40 12.437 -32 05 15.86 V W68
2024-12-14 01:54:35 C 00 40 12.199 -32 05 12.34 V W68
2024-12-14 02:05:06 C 00 40 11.801 -32 05 05.42 V W68
2024-12-14 02:22:20 C 00 40 11.107 -32 04 54.05 V W68
2024-12-14 19:33:16 C 00 39 33.773 -31 53 43.44 V M22
2024-12-14 19:49:57 C 00 39 33.161 -31 53 32.17 V M22
2024-12-14 20:06:37 C 00 39 32.518 -31 53 20.83 V M22
2024-12-17 01:45:59 C 00 37 48.341 -31 17 53.81 V W68
2024-12-17 01:50:06 C 00 37 48.240 -31 17 51.00 V W68
2024-12-17 01:58:08 C 00 37 47.966 -31 17 45.60 V W68
2024-12-17 02:12:58 C 00 37 47.496 -31 17 35.52 V W68
2024-12-18 01:55:39 C 00 37 07.262 -31 01 41.12 V W68
2024-12-18 02:00:18 C 00 37 07.145 -31 01 37.85 V W68
2024-12-18 02:08:17 C 00 37 06.919 -31 01 32.48 V W68
2024-12-18 02:27:15 C 00 37 06.331 -31 01 19.27 V W68
2024-12-18 19:44:16 C 00 36 39.228 -30 49 38.93 V M22
2024-12-18 19:48:51 C 00 36 39.106 -30 49 35.98 V M22
2024-12-18 19:56:45 C 00 36 38.892 -30 49 30.58 V M22
2024-12-19 20:25:46 C 00 36 03.245 -30 32 50.86 V M22
2024-12-19 21:17:09 C 00 36 01.937 -30 32 14.86 V M22