488693 (2003 WW87)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5697356577 ± 7.55e-09
Semi-major axis (a)2.5997842878 AU ± 8.86e-10
Inclination (i)46.85250867° ± 3.76e-06
Long. of Asc. Node (Ω)46.06848704° ± 1.25e-06
Arg. of Perihelion (ω)349.33350870° ± 5.36e-06
Mean Anomaly (M)89.20455282° ± 1.23e-06
Mean Motion (n)0.2351290581°/day ± 1.20e-10
Perihelion dist (q)1.11859448 AU ± 1.96e-08
Aphelion dist (Q)4.08097410 AU ± 1.97e-08
Orbital Period4.19185230 yr ± 2.14e-09
Physical Parameters
H (abs. magnitude)16.93
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.139″
Uncertainty0
Orbit TypeAmor
MOID0.132931 AU
Observations Used396
Oppositions19
Arc Total1999-2024
First Observation Used1999-10-15
Last Observation Used2024-12-27
Observations (471)
Date Type RA Dec Mag Band Observatory
2024-11-15 04:32:35 C 00 14 19.194 -06 16 39.61 V 703
2024-11-15 04:35:50 C 00 14 18.287 -06 16 06.46 V 703
2024-11-15 04:39:06 C 00 14 17.358 -06 15 33.66 V 703
2024-11-15 19:45:19 B 00 10 18.554 -03 44 35.74 V 160
2024-11-15 19:50:55 B 00 10 17.042 -03 43 40.44 V 160
2024-11-15 19:56:15 B 00 10 15.629 -03 42 47.27 V 160
2024-11-15 21:54:59 C 00 09 44.412 -03 23 18.46 V Z80
2024-11-15 21:58:51 C 00 09 43.358 -03 22 40.33 V Z80
2024-11-15 22:02:44 C 00 09 42.353 -03 22 02.28 V Z80
2024-11-16 09:18:24 C 00 06 49.968 -01 31 45.30 V T08
2024-11-16 09:23:05 C 00 06 48.756 -01 31 00.01 V T08
2024-11-16 10:26:56 C 00 06 32.306 -01 20 43.04 V T08
2024-11-16 10:34:58 C 00 06 30.250 -01 19 25.54 V T08
2024-11-16 17:31:07 C 00 04 50.45 -00 13 14.6 X G02
2024-11-16 17:35:26 C 00 04 49.36 -00 12 33.4 X G02
2024-11-16 17:39:45 C 00 04 48.27 -00 11 52.2 X G02
2024-11-16 20:16:58 C 00 04 08.91 +00 13 02.7 V 104
2024-11-16 20:33:23 C 00 04 04.78 +00 15 38.2 V 104
2024-11-16 21:39:54 C 00 03 48.13 +00 26 07.1 V 104
2024-11-17 00:47:24 B 00 03 03.59 +00 56 04.1 Z X33
2024-11-17 00:49:57 B 00 03 02.93 +00 56 27.6 Z X33
2024-11-17 00:52:30 B 00 03 02.27 +00 56 51.3 Z X33
2024-11-17 02:29:57 C 00 02 38.450 +01 12 23.08 V W68
2024-11-17 02:44:29 C 00 02 34.846 +01 14 38.80 V W68
2024-11-17 02:49:04 C 00 02 33.701 +01 15 21.71 V W68
2024-11-17 03:01:39 C 00 02 30.583 +01 17 19.21 V W68
2024-11-17 18:24:14 B 23 58 55.86 +03 37 38.3 X L99
2024-11-17 18:25:29 B 23 58 55.53 +03 37 49.8 X L99
2024-11-17 18:26:44 B 23 58 55.28 +03 38 01.0 X L99
2024-11-17 18:27:59 B 23 58 54.93 +03 38 13.1 X L99
2024-11-17 18:29:14 B 23 58 54.61 +03 38 23.5 X L99
2024-11-18 06:10:24 C 23 56 15.137 +05 22 32.27 V 703
2024-11-18 06:13:40 C 23 56 14.417 +05 23 01.03 V 703
2024-11-18 06:16:56 C 23 56 13.643 +05 23 29.29 V 703
2024-11-18 06:20:11 C 23 56 12.908 +05 23 58.09 V 703
2024-11-18 08:52:31 C 23 55 39.254 +05 46 17.90 V T08
2024-11-18 09:42:21 C 23 55 27.874 +05 53 31.02 V T08
2024-11-18 09:46:29 C 23 55 26.933 +05 54 06.88 V T08
2024-11-18 19:56:35 C 23 53 15.763 +07 21 54.86 V M22
2024-11-18 20:01:09 C 23 53 14.741 +07 22 33.49 V M22
2024-11-18 20:15:36 C 23 53 11.522 +07 24 35.50 V M22
2024-11-18 20:28:05 C 23 53 08.743 +07 26 20.94 V M22
2024-11-19 01:44:04 B 23 52 01.59 +08 10 15.0 Z X33
2024-11-19 01:46:36 B 23 52 01.02 +08 10 36.0 Z X33
2024-11-19 01:49:09 B 23 52 00.47 +08 10 57.4 Z X33
2024-11-19 04:09:06 C 23 51 31.831 +08 29 55.79 V 703
2024-11-19 04:12:24 C 23 51 31.115 +08 30 22.36 V 703
2024-11-19 04:15:42 C 23 51 30.388 +08 30 50.33 V 703
2024-11-19 04:19:00 C 23 51 29.671 +08 31 17.51 V 703
2024-11-19 17:25:34 B 23 48 48.82 +10 17 36.8 X L99