412976 (1987 WC)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2336615193 ± 2.00e+00
Semi-major axis (a)1.3620233617 AU ± 3.00e+00
Inclination (i)15.84502330° ± 4.00e+00
Long. of Asc. Node (Ω)51.80641043° ± 5.00e+00
Arg. of Perihelion (ω)308.37961376° ± 6.00e+00
Mean Anomaly (M)5.03230320° ± 1.26e-05
Mean Motion (n)0.6200624629°/day ± 2.05e+00
Perihelion dist (q)1.04377091 AU ± 3.56e+00
Aphelion dist (Q)1.68027581 AU ± 4.60e+00
Orbital Period1.58955967 yr ± 5.25e+00
NGA Modelr2
A27.85276901e-06 AU/d²
Physical Parameters
H (abs. magnitude)19.91
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.318″
Uncertainty0
Orbit TypeAmor
MOID0.114184 AU
Observations Used304
Oppositions14
Arc Total1987-2026
First Observation Used1987-11-21
Last Observation Used2026-01-07
Observations (326)
Date Type RA Dec Mag Band Observatory
2022-11-25 14:08:47 C 07 26 03.120 +45 39 16.83 U F51
2022-11-26 06:10:41 C 07 25 25.756 +46 14 08.99 V 703
2022-11-26 06:17:59 C 07 25 25.475 +46 14 25.08 V 703
2022-11-26 06:25:19 C 07 25 25.072 +46 14 41.93 V 703
2022-11-26 06:32:37 C 07 25 24.679 +46 14 59.06 V 703
2022-11-26 11:02:22 C 07 25 12.374 +46 24 56.56 V T08
2022-11-26 11:05:01 C 07 25 12.264 +46 25 02.93 V T08
2022-11-26 11:09:01 C 07 25 11.976 +46 25 11.53 V T08
2022-11-26 11:16:20 C 07 25 11.599 +46 25 26.51 V T08
2022-11-29 06:13:17 C 07 21 41.346 +48 47 04.99 V 703
2022-11-29 06:21:13 C 07 21 40.993 +48 47 20.65 V 703
2022-11-29 06:29:10 C 07 21 40.489 +48 47 38.08 V 703
2022-11-29 06:37:07 C 07 21 39.942 +48 47 54.78 V 703
2022-11-30 01:22:01 C 07 20 27.70 +49 26 13.4 X C95
2022-11-30 01:30:35 C 07 20 27.03 +49 26 30.4 X C95
2022-11-30 01:38:11 C 07 20 26.48 +49 26 46.1 X C95
2022-12-02 09:33:50 C 07 16 24.532 +51 16 51.64 V 703
2022-12-02 09:42:36 C 07 16 23.837 +51 17 07.12 V 703
2022-12-02 09:50:49 C 07 16 23.041 +51 17 23.64 V 703
2022-12-02 09:58:52 C 07 16 22.303 +51 17 38.98 V 703
2022-12-02 11:59:14 C 07 16 13.591 +51 21 32.94 V T05
2022-12-02 12:03:09 C 07 16 13.282 +51 21 39.92 V T05
2022-12-02 12:07:43 C 07 16 12.761 +51 21 49.10 V T05
2022-12-02 12:15:35 C 07 16 12.041 +51 22 04.51 V T05
2022-12-20 04:31:13 C 06 23 41.881 +60 44 19.68 V 703
2022-12-20 04:39:03 C 06 23 40.718 +60 44 25.51 V 703
2022-12-20 04:46:52 C 06 23 39.343 +60 44 31.24 V 703
2022-12-26 04:15:18 C 06 02 17.027 +61 54 01.94 V 703
2022-12-26 04:30:53 C 06 02 14.500 +61 54 07.06 V 703
2022-12-26 04:38:40 C 06 02 13.135 +61 54 08.60 V 703
2023-01-29 03:59:11 C 05 17 40.481 +57 51 35.32 V G96
2023-01-29 04:06:47 C 05 17 40.657 +57 51 31.03 V G96
2023-01-29 04:14:22 C 05 17 40.808 +57 51 27.72 V G96
2023-01-29 04:21:58 C 05 17 40.981 +57 51 22.93 V G96
2025-03-27 09:32:39 C 15 27 51.426 -02 56 48.66 V G96
2025-03-27 09:42:59 C 15 27 51.160 -02 56 49.49 V G96
2025-03-27 09:53:22 C 15 27 50.990 -02 56 50.21 V G96
2025-03-27 10:03:41 C 15 27 50.767 -02 56 51.04 V G96
2025-03-28 12:08:57 C 15 27 19.926 -02 58 52.45 X F52
2025-03-28 12:23:35 C 15 27 19.576 -02 58 53.74 X F52
2025-03-28 12:53:01 C 15 27 18.857 -02 58 55.73 X F52
2025-04-02 13:02:41 C 15 23 59.509 -03 09 28.49 X F51
2025-04-02 13:19:58 C 15 23 58.871 -03 09 30.24 X F51
2025-04-02 13:54:26 C 15 23 57.557 -03 09 33.58 X F51
2025-04-06 12:36:50 C 15 20 13.382 -03 19 36.00 X F51
2025-04-06 12:52:22 C 15 20 12.647 -03 19 37.77 X F51
2025-04-06 13:07:54 C 15 20 11.887 -03 19 39.49 X F51
2025-04-06 13:23:28 C 15 20 11.127 -03 19 41.31 X F51
2025-04-27 11:31:32 C 14 44 11.943 -04 57 24.59 X F51
2025-04-27 11:49:47 C 14 44 10.147 -04 57 29.86 X F51