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
2023-10-30 01:28:02 C 21 15 50.206 -31 56 21.70 V W68
2023-10-30 01:44:38 C 21 15 52.555 -31 56 12.26 V W68
2023-10-31 18:44:38 C 21 21 41.138 -31 33 44.39 V M22
2023-10-31 18:49:13 C 21 21 41.772 -31 33 41.80 V M22
2023-10-31 18:58:51 C 21 21 43.054 -31 33 36.40 V M22
2023-10-31 19:14:23 C 21 21 45.144 -31 33 27.68 V M22
2023-11-05 01:05:00 C 21 35 02.285 -30 37 10.81 V W68
2023-11-05 01:35:34 C 21 35 05.988 -30 36 53.10 V W68
2023-11-05 01:43:08 C 21 35 06.890 -30 36 49.10 V W68
2023-11-05 01:59:16 C 21 35 08.863 -30 36 39.82 V W68
2023-11-06 01:55:19 C 21 38 04.578 -30 23 35.05 V 703
2023-11-06 02:02:31 C 21 38 05.431 -30 23 31.20 V 703
2023-11-06 02:09:42 C 21 38 06.306 -30 23 26.88 V 703
2023-11-06 02:16:54 C 21 38 07.069 -30 23 22.02 V 703
2023-11-08 01:03:42 C 21 43 37.990 -29 57 12.20 V W68
2023-11-08 01:11:55 C 21 43 38.921 -29 57 07.52 V W68
2023-11-08 01:21:21 C 21 43 39.986 -29 57 02.27 V W68
2023-11-08 01:39:31 C 21 43 42.038 -29 56 51.97 V W68
2023-11-09 20:14:44 C 21 48 31.730 -29 33 09.79 V M22
2023-11-09 20:19:27 C 21 48 32.251 -29 33 07.67 V M22
2023-11-09 20:26:53 C 21 48 33.074 -29 33 03.17 V M22
2023-11-09 20:42:02 C 21 48 34.742 -29 32 53.84 V M22
2023-11-10 02:02:22 C 21 49 10.870 -29 30 09.04 V 703
2023-11-10 02:10:44 C 21 49 11.770 -29 30 03.96 V 703
2023-11-10 02:19:07 C 21 49 12.698 -29 29 58.52 V 703
2023-11-10 02:27:30 C 21 49 13.573 -29 29 54.10 V 703
2023-11-11 01:32:41 C 21 51 45.494 -29 16 53.18 V W68
2023-11-11 02:01:39 C 21 51 48.550 -29 16 36.37 V W68
2023-11-11 02:07:05 C 21 51 49.145 -29 16 33.78 V W68
2023-11-11 02:27:00 C 21 51 51.259 -29 16 22.30 V W68
2023-11-12 20:06:46 C 21 56 19.200 -28 53 10.97 V M22
2023-11-12 20:11:41 C 21 56 19.711 -28 53 08.27 V M22
2023-11-12 20:52:27 C 21 56 23.947 -28 52 45.05 V M22
2023-11-12 21:02:39 C 21 56 25.006 -28 52 39.50 V M22
2023-11-14 01:45:24 C 21 59 25.087 -28 36 42.55 V W68
2023-11-14 01:46:04 C 21 59 24.917 -28 36 44.10 V W68
2023-11-14 01:50:02 C 21 59 25.570 -28 36 40.18 V W68
2023-11-14 01:58:53 C 21 59 26.460 -28 36 34.99 V W68
2023-11-14 02:08:56 C 21 59 27.528 -28 36 29.09 V W68
2023-11-14 02:13:42 C 21 59 27.994 -28 36 26.78 V W68
2023-11-17 00:53:28 C 22 06 36.888 -27 57 09.58 V W68
2023-11-17 00:58:53 C 22 06 37.416 -27 57 06.26 V W68
2023-11-17 01:13:47 C 22 06 38.863 -27 56 57.52 V W68
2023-11-17 01:21:58 C 22 06 39.624 -27 56 53.48 V W68
2023-11-23 01:53:10 C 22 20 25.250 -26 36 34.85 V W68
2023-11-23 01:57:45 C 22 20 25.639 -26 36 32.33 V W68
2023-11-23 02:24:38 C 22 20 28.034 -26 36 17.53 V W68
2023-11-23 02:34:42 C 22 20 28.942 -26 36 11.84 V W68
2023-11-26 02:00:52 C 22 26 56.760 -25 56 33.18 V W68
2023-11-26 02:05:29 C 22 26 57.130 -25 56 31.42 V W68