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
2014-11-19 22:26:52 C 01 27 42.83 +11 16 04.9 q 160
2014-11-19 22:29:41 C 01 27 42.75 +11 16 16.7 q 160
2014-11-19 22:32:31 C 01 27 42.65 +11 16 28.5 q 160
2014-11-20 04:28:50 C 01 27 36.84 +11 41 40.3 R G45
2014-11-20 04:35:28 C 01 27 36.66 +11 42 09.2 R G45
2014-11-20 04:41:26 C 01 27 36.43 +11 42 34.0 R G45
2014-11-20 04:50:37 C 01 27 36.13 +11 43 12.4 R G45
2014-11-20 21:38:10 C 01 27 17.62 +12 52 11.4 q 160
2014-11-20 21:41:01 C 01 27 17.58 +12 52 23.0 q 160
2014-11-20 21:43:51 C 01 27 17.51 +12 52 33.8 q 160
2014-11-21 03:13:20 C 01 27 12.06 +13 14 40.7 q I15
2014-11-21 03:16:39 C 01 27 11.96 +13 14 53.8 q I15
2014-11-21 03:19:59 C 01 27 11.87 +13 15 07.6 q I15
2014-11-22 20:55:12 C 01 26 41.45 +15 54 03.8 t 130
2014-11-22 20:58:47 C 01 26 41.36 +15 54 16.7 t 130
2014-11-22 21:02:22 C 01 26 41.29 +15 54 29.9 t 130
2014-11-22 21:05:57 C 01 26 41.24 +15 54 42.7 t 130
2014-11-23 04:09:18 C 01 26 38.04 +16 20 26.9 R G45
2014-11-23 04:15:16 C 01 26 37.92 +16 20 48.5 R G45
2014-11-23 04:21:31 C 01 26 37.78 +16 21 10.7 R G45
2014-11-23 04:27:29 C 01 26 37.67 +16 21 32.1 R G45
2014-11-23 04:43:01 C 01 26 37.38 +16 22 27.8 R G45
2014-11-23 14:49:51 C 01 26 34.36 +16 58 04.4 r 168
2014-11-23 14:53:41 C 01 26 34.29 +16 58 18.0 r 168
2014-11-23 16:37:26 C 01 26 32.88 +17 04 23.1 r 168
2014-11-23 16:41:01 C 01 26 32.83 +17 04 35.6 r 168
2014-11-24 04:05:18 C 01 26 29.08 +17 44 18.2 R G45
2014-11-24 04:11:15 C 01 26 28.98 +17 44 38.6 R G45
2014-11-24 04:17:19 C 01 26 28.88 +17 44 59.7 R G45
2014-11-24 04:23:18 C 01 26 28.76 +17 45 20.1 R G45
2014-11-24 04:27:04 C 01 26 28.69 +17 45 32.9 R G45
2014-11-27 06:21:16 C 01 26 32.32 +21 38 02.0 q 703
2014-11-27 06:37:33 C 01 26 32.28 +21 38 48.3 q 703
2014-11-27 06:47:40 C 01 26 32.22 +21 39 17.3 q 703
2014-11-27 07:01:47 C 01 26 32.15 +21 39 58.3 q 703
2014-12-05 18:48:14 C 01 30 36.82 +29 35 18.2 q Z81
2014-12-05 19:19:59 C 01 30 37.64 +29 36 18.4 q Z81
2014-12-05 19:51:41 C 01 30 38.37 +29 37 17.6 q Z81
2014-12-09 21:45:22 C 01 34 16.26 +32 21 37.1 q 160
2014-12-09 21:48:26 C 01 34 16.39 +32 21 43.3 q 160
2014-12-09 21:51:26 C 01 34 16.57 +32 21 47.7 q 160
2014-12-12 04:27:21 C 01 36 45.04 +33 40 24.8 q 703
2014-12-12 04:31:41 C 01 36 45.19 +33 40 30.7 q 703
2014-12-12 04:36:00 C 01 36 45.41 +33 40 36.8 q 703
2014-12-12 04:40:19 C 01 36 45.62 +33 40 42.5 q 703
2014-12-26 06:42:33 C 01 57 57.566 +39 21 39.76 L F51
2014-12-26 07:00:07 C 01 57 58.782 +39 21 53.11 L F51
2014-12-26 07:17:40 C 01 57 59.988 +39 22 05.73 L F51
2015-01-16 03:56:07 C 02 43 49.14 +43 33 40.4 q G96
2015-01-16 04:08:52 C 02 43 50.42 +43 33 44.7 q G96