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
2021-06-12 21:54:03 S 14 48 16.546 -72 24 43.96 V C57
2021-06-12 21:54:03 s 1 +178965.63 7 +215237.60 1880.0 C57
2021-06-12 22:04:02 S 14 48 12.874 -72 24 55.30 V C57
2021-06-12 22:04:02 s 1 +178830.74 5 +215888.14 3600.0 C57
2021-06-12 23:14:02 S 14 47 43.428 -72 25 48.43 V C57
2021-06-12 23:14:02 s 1 +177855.10 6 +220403.89 210.0 C57
2021-06-12 23:24:03 S 14 47 40.963 -72 25 53.98 V C57
2021-06-12 23:24:03 s 1 +177711.31 0 +221043.59 550.0 C57
2021-06-12 23:34:02 S 14 47 36.218 -72 26 02.29 V C57
2021-06-12 23:34:02 s 1 +177566.42 6 +221681.94 8280.0 C57
2021-06-12 23:44:03 S 14 47 33.295 -72 26 16.80 V C57
2021-06-12 23:44:03 s 1 +177420.45 9 +222318.94 3410.0 C57
2021-06-13 00:14:03 S 14 47 19.178 -72 26 32.17 V C57
2021-06-13 00:14:03 s 1 +176976.11 2 +224221.91 3360.0 C57
2021-06-13 01:14:03 S 14 46 54.919 -72 27 22.46 V C57
2021-06-13 01:14:03 s 1 +176058.88 5 +227991.73 4970.0 C57
2021-06-13 02:04:03 S 14 46 35.470 -72 28 04.76 V C57
2021-06-13 02:04:03 s 1 +175266.12 0 +231096.70 80.0 C57
2021-06-13 02:44:03 S 14 46 18.667 -72 28 34.75 V C57
2021-06-13 02:44:03 s 1 +174613.75 7 +233556.89 6850.0 C57
2021-06-13 03:24:02 S 14 46 03.070 -72 29 19.90 V C57
2021-06-13 03:24:02 s 1 +173945.59 4 +235996.05 5990.0 C57
2021-06-13 03:54:03 S 14 45 48.907 -72 29 44.16 V C57
2021-06-13 03:54:03 s 1 +173434.28 3 +237811.69 6090.0 C57
2021-06-13 04:24:02 S 14 45 37.133 -72 30 00.32 V C57
2021-06-13 04:24:02 s 1 +172914.37 6 +239615.61 5760.0 C57
2021-06-13 05:04:01 S 14 45 20.669 -72 30 27.76 V C57
2021-06-13 05:04:01 s 1 +172208.00 7 +242002.67 4080.0 C57
2021-06-13 05:14:02 S 14 45 16.090 -72 30 35.89 V C57
2021-06-13 05:14:02 s 1 +172029.09 4 +242596.20 650.0 C57
2021-06-13 05:24:03 S 14 45 11.386 -72 30 50.90 V C57
2021-06-13 05:24:03 s 1 +171849.26 1 +243188.44 5050.0 C57
2021-06-13 05:54:02 S 14 45 00.139 -72 31 01.02 V C57
2021-06-13 05:54:02 s 1 +171304.28 9 +244957.45 5260.0 C57
2021-06-13 06:04:02 S 14 44 58.726 -72 31 13.08 V C57
2021-06-13 06:04:02 s 1 +171120.82 2 +245544.54 1040.0 C57
2021-06-13 07:14:03 S 14 44 27.110 -72 32 15.54 V C57
2021-06-13 07:14:03 s 1 +169811.63 0 +249618.42 2600.0 C57
2021-06-13 08:54:02 S 14 43 45.734 -72 33 39.49 V C57
2021-06-13 08:54:02 s 1 +167867.79 3 +255330.35 2640.0 C57
2021-06-13 09:14:03 S 14 43 36.912 -72 34 01.38 V C57
2021-06-13 09:14:03 s 1 +167468.94 1 +256457.61 8900.0 C57
2021-06-13 10:04:02 S 14 43 19.159 -72 34 44.40 V C57
2021-06-13 10:04:02 s 1 +166457.48 2 +259253.88 5890.0 C57
2021-06-13 10:14:03 S 14 43 12.242 -72 34 43.57 V C57
2021-06-13 10:14:03 s 1 +166252.76 3 +259809.40 1590.0 C57
2021-06-13 10:34:02 S 14 43 03.756 -72 35 06.47 V C57
2021-06-13 10:34:02 s 1 +165840.93 0 +260916.69 7370.0 C57
2021-06-13 10:54:02 S 14 42 56.585 -72 35 19.75 V C57
2021-06-13 10:54:02 s 1 +165425.92 4 +262019.03 5720.0 C57