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
2024-12-01 10:05:37 C 23 10 05.532 +34 53 55.32 V T05
2024-12-01 16:37:05 B 23 09 34.385 +35 14 50.64 V L65
2024-12-01 16:41:17 B 23 09 34.010 +35 15 04.07 V L65
2024-12-01 16:45:28 B 23 09 33.634 +35 15 17.64 V L65
2024-12-01 20:38:52 C 23 09 12.62 +35 27 34.7 q L04
2024-12-01 20:42:57 C 23 09 12.28 +35 27 47.6 q L04
2024-12-01 20:47:03 C 23 09 11.91 +35 28 00.3 q L04
2024-12-02 02:28:27 C 23 08 44.678 +35 45 56.09 V 703
2024-12-02 02:31:51 C 23 08 44.376 +35 46 06.49 V 703
2024-12-02 02:35:15 C 23 08 44.081 +35 46 16.86 V 703
2024-12-02 02:38:36 C 23 08 43.778 +35 46 27.08 V 703
2024-12-03 06:06:03 C 23 06 35.633 +37 08 10.86 V T05
2024-12-03 06:11:17 C 23 06 35.218 +37 08 25.58 V T05
2024-12-03 06:24:02 C 23 06 34.198 +37 09 01.87 V T05
2024-12-03 06:45:18 C 23 06 32.455 +37 10 02.03 V T05
2024-12-04 02:02:15 C 23 05 10.846 +38 03 35.06 V 703
2024-12-04 02:05:58 C 23 05 10.565 +38 03 45.11 V 703
2024-12-04 02:09:34 C 23 05 10.320 +38 03 54.90 V 703
2024-12-04 02:13:06 C 23 05 10.028 +38 04 04.30 V 703
2024-12-05 06:25:16 C 23 03 19.294 +39 17 36.49 V T08
2024-12-05 06:29:53 C 23 03 18.979 +39 17 47.83 V T08
2024-12-05 06:49:59 C 23 03 17.597 +39 18 37.66 V T08
2024-12-05 07:04:36 C 23 03 16.618 +39 19 13.76 V T08
2024-12-05 19:15:51 B 23 02 33.27 +39 49 10.0 X K19
2024-12-05 19:21:07 B 23 02 33.00 +39 49 22.9 X K19
2024-12-05 19:26:21 B 23 02 32.68 +39 49 34.9 X K19
2024-12-07 02:57:49 C 23 00 48.632 +41 03 11.66 V 703
2024-12-07 03:01:11 C 23 00 48.380 +41 03 19.04 V 703
2024-12-07 03:04:32 C 23 00 48.218 +41 03 26.42 V 703
2024-12-07 08:49:38 C 23 00 29.875 +41 16 12.25 V T05
2024-12-07 08:55:21 C 23 00 29.544 +41 16 24.74 V T05
2024-12-07 09:08:26 C 23 00 28.862 +41 16 52.82 V T05
2024-12-08 05:20:48 C 22 59 31.896 +42 00 35.65 X F52
2024-12-08 05:36:32 C 22 59 31.067 +42 01 08.54 X F52
2024-12-08 05:52:25 C 22 59 30.239 +42 01 41.62 X F52
2024-12-08 06:08:12 C 22 59 29.416 +42 02 14.44 X F51
2024-12-08 06:25:36 C 22 59 28.512 +42 02 50.57 X F51
2024-12-08 06:43:01 C 22 59 27.617 +42 03 26.61 X F51
2024-12-08 07:00:29 C 22 59 26.725 +42 04 02.64 X F51
2024-12-09 01:45:58 C 22 58 38.629 +42 42 32.33 V 703
2024-12-09 01:53:33 C 22 58 38.212 +42 42 47.20 V 703
2024-12-09 01:57:28 C 22 58 38.060 +42 42 55.15 V 703
2024-12-10 02:11:09 C 22 57 40.914 +43 30 17.68 V G96
2024-12-10 02:18:43 C 22 57 40.590 +43 30 32.00 V G96
2024-12-10 02:33:48 C 22 57 40.014 +43 30 59.80 V G96
2024-12-11 21:19:33 C 22 56 15.14 +44 48 39.1 V M14
2024-12-11 21:35:15 C 22 56 14.69 +44 49 05.7 V M14
2024-12-11 21:52:56 C 22 56 14.14 +44 49 35.1 V M14
2024-12-13 07:59:51 C 22 55 20.818 +45 47 04.20 V T08
2024-12-13 08:00:31 C 22 55 20.758 +45 47 04.70 V T08