277473 (2005 WD1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4415289561 ± 7.33e-08
Semi-major axis (a)2.1999271076 AU ± 1.02e-08
Inclination (i)43.07339274° ± 1.51e-05
Long. of Asc. Node (Ω)52.26937114° ± 1.20e-05
Arg. of Perihelion (ω)285.94562996° ± 1.81e-05
Mean Anomaly (M)99.93567016° ± 1.23e-05
Mean Motion (n)0.3020646053°/day ± 2.11e-09
Perihelion dist (q)1.22859559 AU ± 1.61e-07
Aphelion dist (Q)3.17125863 AU ± 1.62e-07
Orbital Period3.26296516 yr ± 2.28e-08
Physical Parameters
H (abs. magnitude)16.81
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual1.434″
Uncertainty0
Orbit TypeAmor
MOID0.495785 AU
Observations Used1085
Oppositions15
Arc Total2004-2026
First Observation Used2004-04-17
Last Observation Used2026-01-11
Observations (1940)
Date Type RA Dec Mag Band Observatory
2024-05-03 20:06:09 C 14 47 46.552 +03 27 05.04 O18
2024-05-05 08:24:38 C 14 44 49.636 +03 15 35.96 V G96
2024-05-05 08:32:04 C 14 44 48.973 +03 15 33.62 V G96
2024-05-05 08:39:29 C 14 44 48.340 +03 15 31.46 V G96
2024-05-06 18:19:02 C 14 42 02.837 +03 04 14.90 O18
2024-05-06 19:49:26 C 14 41 55.279 +03 03 43.80 O18
2024-05-06 20:19:47 C 14 41 52.756 +03 03 33.39 O18
2024-05-07 18:18:48 C 14 40 04.161 +02 55 51.74 O18
2024-05-07 18:20:49 C 14 40 03.988 +02 55 50.96 O18
2024-05-07 19:47:41 C 14 39 56.707 +02 55 19.99 O18
2024-05-07 19:49:41 C 14 39 56.539 +02 55 19.22 O18
2024-05-07 20:18:01 C 14 39 54.176 +02 55 09.29 O18
2024-05-07 20:20:00 C 14 39 53.993 +02 55 08.46 O18
2024-05-11 16:17:22 C 14 32 17.093 +02 20 09.54 O18
2024-05-11 17:57:16 C 14 32 08.657 +02 19 29.17 O18
2024-05-13 16:13:17 C 14 28 18.975 +02 00 13.87 O18
2024-05-13 17:55:00 C 14 28 10.396 +01 59 30.37 O18
2024-05-29 16:13:51 C 13 58 38.130 -01 15 47.73 O18
2024-05-29 17:42:33 C 13 58 31.887 -01 16 38.94 O18
2024-05-30 16:11:58 C 13 56 59.794 -01 29 48.43 O18
2024-05-30 18:08:45 C 13 56 51.750 -01 30 56.92 O18
2024-06-04 06:59:57 C 13 49 52.296 -02 36 34.92 X F52
2024-06-04 07:17:06 C 13 49 51.224 -02 36 45.63 X F52
2024-06-04 07:34:16 C 13 49 50.152 -02 36 56.13 X F52
2024-06-04 07:51:24 C 13 49 49.078 -02 37 06.78 X F52
2024-06-06 06:04:11 C 13 47 04.686 -03 05 53.84 V G96
2024-06-06 06:11:43 C 13 47 04.254 -03 05 58.16 V G96
2024-06-06 06:19:15 C 13 47 03.826 -03 06 03.06 V G96
2024-06-06 06:26:46 C 13 47 03.365 -03 06 07.63 V G96
2024-06-08 06:59:39 C 13 44 20.483 -03 36 49.00 X F51
2024-06-08 07:34:14 C 13 44 18.542 -03 37 10.93 X F51
2024-06-08 07:51:30 C 13 44 17.573 -03 37 22.03 X F51
2025-11-26 10:14:00 C 11 13 45.988 +56 46 04.37 V G96
2025-11-26 10:20:56 C 11 13 46.376 +56 46 09.73 V G96
2025-11-26 10:27:50 C 11 13 46.855 +56 46 12.47 V G96
2025-11-26 10:34:45 C 11 13 47.222 +56 46 16.46 V G96
2026-01-11 14:31:41 C 11 48 47.554 +68 07 59.78 X F52
2026-01-11 14:52:52 C 11 48 47.058 +68 08 13.29 X F52
2026-01-11 15:14:33 C 11 48 46.662 +68 08 27.19 X F52
2026-01-11 15:35:53 C 11 48 46.145 +68 08 40.85 X F52