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
2021-06-16 06:04:01 S 14 14 15.876 -73 22 34.90 V C57
2021-06-16 06:04:01 s 1 +43452.831 0 +395364.73 3520.0 C57
2021-06-16 06:14:01 S 14 14 12.936 -73 22 31.80 V C57
2021-06-16 06:14:01 s 1 +43099.426 0 +395498.23 1760.0 C57
2021-06-16 06:54:01 S 14 13 55.387 -73 23 07.04 V C57
2021-06-16 06:54:01 s 1 +41684.876 0 +396023.20 3780.0 C57
2021-06-16 09:14:01 S 14 12 52.721 -73 24 25.13 V C57
2021-06-16 09:14:01 s 1 +36722.939 0 +397747.27 5780.0 C57
2021-06-16 11:14:01 S 14 12 01.788 -73 25 35.00 V C57
2021-06-16 11:14:01 s 1 +32457.595 0 +399085.20 5730.0 C57
2021-06-16 12:04:01 S 14 11 38.011 -73 25 59.20 V C57
2021-06-16 12:04:01 s 1 +30677.411 0 +399604.71 4490.0 C57
2021-06-16 12:14:01 S 14 11 35.268 -73 26 00.35 V C57
2021-06-16 12:14:01 s 1 +30321.181 0 +399705.94 8310.0 C57
2021-06-16 13:14:01 S 14 11 08.066 -73 26 40.56 V C57
2021-06-16 13:14:01 s 1 +28182.519 0 +400294.61 1460.0 C57
2021-06-16 13:24:01 S 14 11 04.762 -73 26 48.91 V C57
2021-06-16 13:24:01 s 1 +27825.870 0 +400389.60 5350.0 C57
2021-06-16 13:34:01 S 14 10 57.101 -73 26 49.96 V C57
2021-06-16 13:34:01 s 1 +27469.165 0 +400483.71 9230.0 C57
2021-06-16 13:44:01 S 14 10 54.329 -73 26 58.49 V C57
2021-06-16 13:44:01 s 1 +27112.404 0 +400576.93 3110.0 C57
2021-06-16 16:04:01 S 14 09 51.713 -73 28 16.64 V C57
2021-06-16 16:04:01 s 1 +22112.379 0 +401788.85 6120.0 C57
2021-06-16 16:44:01 S 14 09 35.030 -73 28 38.42 V C57
2021-06-16 16:44:01 s 1 +20682.151 0 +402103.22 320.0 C57
2021-06-16 17:14:01 S 14 09 22.370 -73 28 55.60 V C57
2021-06-16 17:14:01 s 1 +19609.060 0 +402329.72 530.0 C57
2021-06-16 17:44:01 S 14 09 07.661 -73 29 06.94 V C57
2021-06-16 17:44:01 s 1 +18535.634 0 +402548.28 310.0 C57
2021-06-16 17:54:01 S 14 09 05.376 -73 29 14.42 V C57
2021-06-16 17:54:01 s 1 +18177.755 0 +402619.36 3460.0 C57
2021-06-16 18:14:01 S 14 08 55.824 -73 29 27.60 V C57
2021-06-16 18:14:01 s 1 +17461.895 0 +402758.89 9590.0 C57
2021-06-16 20:04:01 S 14 08 07.013 -73 30 22.54 V C57
2021-06-16 20:04:01 s 1 +13522.533 0 +403463.27 8480.0 C57
2021-06-16 20:24:01 S 14 07 56.926 -73 30 33.19 V C57
2021-06-16 20:24:01 s 1 +12805.951 0 +403579.89 2720.0 C57
2021-06-16 20:34:01 S 14 07 54.324 -73 30 37.44 V C57
2021-06-16 20:34:01 s 1 +12447.626 0 +403636.89 4710.0 C57
2021-06-16 21:04:01 S 14 07 38.827 -73 30 57.10 V C57
2021-06-16 21:04:01 s 1 +11372.532 0 +403802.60 120.0 C57
2021-06-16 21:44:01 S 14 07 21.595 -73 31 21.68 V C57
2021-06-16 22:54:01 S 14 06 49.613 -73 32 09.64 V C57
2021-06-16 23:04:01 S 14 06 47.285 -73 32 04.02 V C57
2021-06-16 23:24:01 S 14 06 37.154 -73 32 14.57 V C57
2021-06-17 00:24:01 S 14 06 10.529 -73 32 44.59 V C57
2021-06-17 02:04:01 S 14 05 26.158 -73 33 31.43 V C57
2021-06-17 02:34:01 S 14 05 13.500 -73 33 45.97 V C57
2021-06-17 03:44:01 S 14 04 41.899 -73 34 21.72 V C57