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
2017-10-29 20:59:40 S 07 54 06.11 -21 29 34.0 L C51
2017-10-29 20:59:51 S 07 54 06.14 -21 29 34.2 L C51
2017-10-30 00:08:21 S 07 54 38.11 -21 36 11.5 L C51
2017-10-30 01:42:35 S 07 54 54.12 -21 39 30.0 L C51
2017-10-30 03:16:51 S 07 55 10.19 -21 42 49.8 L C51
2017-10-30 04:51:06 S 07 55 26.27 -21 46 09.2 L C51
2017-10-30 06:25:21 S 07 55 42.389 -21 49 29.46 L C51
2017-10-30 07:59:36 S 07 55 58.591 -21 52 49.58 L C51
2017-10-30 09:34:02 S 07 56 14.798 -21 56 10.32 L C51
2017-10-30 11:08:17 S 07 56 31.054 -21 59 31.27 L C51
2017-10-30 12:42:32 S 07 56 47.33 -22 02 52.1 L C51
2017-10-30 17:25:17 S 07 57 36.39 -22 12 57.1 L C51
2017-10-30 18:59:32 S 07 57 52.82 -22 16 18.9 L C51
2017-10-30 18:59:43 S 07 57 52.86 -22 16 19.1 L C51
2017-10-30 20:33:58 S 07 58 09.28 -22 19 41.5 L C51
2017-10-30 23:42:28 S 07 58 42.324 -22 26 27.24 L C51
2017-10-31 01:16:43 S 07 58 58.92 -22 29 50.8 L C51
2017-10-31 05:59:39 S 07 59 48.910 -22 40 02.64 L C51
2017-10-31 09:08:09 S 08 00 22.387 -22 46 52.07 L C51
2017-10-31 12:16:39 S 08 00 56.026 -22 53 42.50 L C51
2017-10-31 15:25:10 S 08 01 29.813 -23 00 33.52 L C51
2017-10-31 18:33:51 S 08 02 03.828 -23 07 26.29 L C51
2017-10-31 21:42:21 S 08 02 37.930 -23 14 19.82 L C51
2017-11-01 00:50:51 S 08 03 12.230 -23 21 14.54 L C51
2017-12-03 01:03:51 C 12 56 21.39 -46 54 22.1 o K95
2017-12-03 01:32:07 C 12 56 37.11 -46 54 07.8 o K95
2017-12-03 01:33:54 C 12 56 38.13 -46 54 07.1 o K95
2019-10-13 05:40:05 C 18 53 20.46 -31 13 02.9 V T05
2019-10-13 05:44:08 C 18 53 21.87 -31 13 04.8 V T05
2019-10-13 05:54:15 C 18 53 25.35 -31 13 09.7 V T05
2019-10-13 06:09:00 C 18 53 30.45 -31 13 16.2 V T05
2019-10-15 05:56:03 C 19 09 38.46 -31 31 27.7 V T08
2019-10-15 06:01:30 C 19 09 40.22 -31 31 29.3 V T08
2019-10-15 06:24:46 C 19 09 47.66 -31 31 35.5 V T08
2019-10-19 05:50:45 C 19 38 38.90 -31 44 11.5 V T08
2019-10-19 05:55:24 C 19 38 40.18 -31 44 11.5 V T08
2019-10-19 06:03:27 C 19 38 42.41 -31 44 11.4 V T08
2019-10-19 06:19:30 C 19 38 46.82 -31 44 11.0 V T08
2019-10-21 06:06:21 C 19 51 40.83 -31 41 27.8 V T05
2019-10-21 06:22:34 C 19 51 44.94 -31 41 25.4 V T05
2019-10-21 06:28:58 C 19 51 46.62 -31 41 25.0 V T05
2019-10-23 05:34:52 C 20 03 35.44 -31 34 18.6 V T08
2019-10-23 05:39:36 C 20 03 36.56 -31 34 17.6 V T08
2019-10-23 05:49:34 C 20 03 38.93 -31 34 15.6 V T08
2019-10-23 06:03:47 C 20 03 42.31 -31 34 12.7 V T08
2019-10-25 06:13:23 C 20 14 56.26 -31 23 17.9 V T05
2019-10-25 06:17:34 C 20 14 57.18 -31 23 16.8 V T05
2019-10-25 06:24:58 C 20 14 58.83 -31 23 14.6 V T05
2019-10-25 06:39:36 C 20 15 02.08 -31 23 11.0 V T05
2019-10-27 06:23:49 C 20 25 24.67 -31 09 27.0 V T08