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
2016-10-04 09:41:40 C 03 13 40.34 -20 10 03.9 q 703
2016-10-04 09:50:20 C 03 13 39.12 -20 10 20.8 q 703
2016-10-04 09:59:00 C 03 13 37.92 -20 10 37.6 q 703
2016-10-04 10:07:40 C 03 13 36.70 -20 10 54.3 q 703
2016-10-06 03:44:40 C 03 07 53.27 -21 30 22.9 q W98
2016-10-06 04:47:48 C 03 07 44.05 -21 32 23.7 q W98
2016-10-06 07:32:53 C 03 07 19.81 -21 37 36.2 q W98
2016-10-06 13:11:04 C 03 06 31.65 -21 48 26.3 L T05
2016-10-06 13:34:01 C 03 06 28.25 -21 49 09.6 L T05
2016-10-06 13:57:01 C 03 06 24.84 -21 49 52.3 L T05
2016-10-06 14:19:55 C 03 06 21.45 -21 50 34.9 L T05
2016-10-09 05:09:59 C 02 57 04.41 -23 45 30.2 r Y00
2016-10-09 05:12:00 C 02 57 04.03 -23 45 34.7 r Y00
2016-10-09 05:14:15 C 02 57 03.71 -23 45 38.0 r Y00
2016-10-10 12:45:25 C 02 52 11.32 -24 41 00.6 L T05
2016-10-10 13:06:42 C 02 52 07.86 -24 41 37.1 L T05
2016-10-10 13:28:01 C 02 52 04.42 -24 42 13.5 L T05
2016-10-10 13:50:06 C 02 52 00.85 -24 42 51.0 L T05
2016-10-11 08:05:07 C 02 49 08.84 -25 13 54.9 q 703
2016-10-11 08:11:36 C 02 49 07.79 -25 14 05.9 q 703
2016-10-11 08:18:06 C 02 49 06.73 -25 14 16.8 q 703
2016-10-11 08:24:35 C 02 49 05.66 -25 14 27.7 q 703
2016-10-20 10:30:00 C 02 12 35.699 -30 21 19.83 L F51
2016-10-20 10:30:56 C 02 12 35.531 -30 21 20.91 L F51
2016-10-20 10:45:44 C 02 12 32.912 -30 21 37.26 L F51
2016-10-20 10:46:40 C 02 12 32.749 -30 21 38.28 L F51
2016-10-20 11:01:27 C 02 12 30.134 -30 21 54.57 L F51
2016-10-20 11:02:24 C 02 12 29.965 -30 21 55.60 L F51
2016-10-20 11:17:14 C 02 12 27.342 -30 22 11.95 L F51
2016-10-20 11:18:10 C 02 12 27.179 -30 22 12.91 L F51
2016-10-26 09:59:59 C 01 48 24.39 -32 29 10.5 L T05
2016-10-26 10:18:34 C 01 48 21.24 -32 29 22.8 L T05
2016-10-26 10:37:51 C 01 48 18.01 -32 29 36.0 L T05
2016-10-26 10:57:09 C 01 48 14.72 -32 29 48.7 L T05
2016-10-29 03:45:10 C 01 37 51.34 -33 07 30.0 q Y00
2016-10-29 03:58:01 C 01 37 49.29 -33 07 36.2 q Y00
2016-10-29 04:14:19 C 01 37 46.65 -33 07 44.1 q Y00
2016-11-03 09:27:19 C 01 19 18.52 -33 49 24.4 L T05
2016-11-03 09:46:02 C 01 19 15.84 -33 49 27.9 L T05
2016-11-03 10:05:19 C 01 19 13.09 -33 49 30.8 L T05
2016-11-03 10:43:52 C 01 19 07.59 -33 49 37.4 L T05
2016-11-15 08:23:22 C 00 47 09.15 -33 24 38.2 L T05
2016-11-15 08:42:43 C 00 47 07.39 -33 24 32.3 L T05
2016-11-15 09:02:08 C 00 47 05.66 -33 24 26.3 L T05
2016-11-15 09:21:33 C 00 47 03.96 -33 24 19.7 L T05
2016-11-29 08:45:10 S 00 27 21.46 -30 55 03.2 L C51
2016-11-29 11:53:51 S 00 27 15.02 -30 53 19.7 L C51
2016-11-29 15:02:32 S 00 27 08.64 -30 51 35.5 L C51
2016-11-29 18:11:13 S 00 27 02.395 -30 49 51.92 L C51
2016-11-29 19:45:28 S 00 26 59.270 -30 48 59.51 L C51