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
2021-06-04 08:14:03 S 16 05 58.382 -67 51 31.79 V C57
2021-06-04 08:14:03 s 1 -92033.502 0 +382373.09 7130.0 C57
2021-06-04 08:44:03 S 16 05 48.358 -67 52 32.12 V C57
2021-06-04 08:44:03 s 1 -93027.308 0 +381768.02 1580.0 C57
2021-06-04 09:24:03 S 16 05 37.361 -67 53 41.71 V C57
2021-06-04 09:24:03 s 1 -94349.353 0 +380948.77 4090.0 C57
2021-06-04 09:44:03 S 16 05 30.763 -67 54 14.83 V C57
2021-06-04 09:44:03 s 1 -95009.059 0 +380533.79 970.0 C57
2021-06-04 09:54:03 S 16 05 28.313 -67 54 30.78 V C57
2021-06-04 09:54:03 s 1 -95338.580 0 +380324.96 3310.0 C57
2021-06-04 10:04:03 S 16 05 25.346 -67 54 49.00 V C57
2021-06-04 10:04:03 s 1 -95667.878 0 +380115.24 4920.0 C57
2021-06-04 10:54:03 S 16 05 10.913 -67 56 13.49 V C57
2021-06-04 10:54:03 s 1 -97310.987 0 +379053.20 1770.0 C57
2021-06-04 11:14:03 S 16 05 05.222 -67 56 59.42 V C57
2021-06-04 11:14:03 s 1 -97966.636 0 +378622.12 5240.0 C57
2021-06-04 11:34:03 S 16 04 58.898 -67 57 35.24 V C57
2021-06-04 11:34:03 s 1 -98621.360 0 +378187.45 5680.0 C57
2021-06-04 12:14:03 S 16 04 48.197 -67 58 34.36 V C57
2021-06-04 12:14:03 s 1 -99928.007 0 +377307.34 7350.0 C57
2021-06-04 13:44:03 S 16 04 21.782 -68 01 18.08 V C57
2021-06-04 13:44:03 s 1 -102854.00 2 +375274.52 7900.0 C57
2021-06-04 14:54:03 S 16 04 00.866 -68 03 29.09 V C57
2021-06-04 14:54:03 s 1 -105116.02 9 +373642.96 7980.0 C57
2021-06-04 16:04:03 S 16 03 40.579 -68 05 25.98 V C57
2021-06-04 16:04:03 s 1 -107365.63 6 +371967.11 7770.0 C57
2021-06-04 16:24:03 S 16 03 34.387 -68 06 02.23 V C57
2021-06-04 16:24:03 s 1 -108006.04 9 +371480.14 1600.0 C57
2021-06-04 16:44:03 S 16 03 28.644 -68 06 40.46 V C57
2021-06-04 16:44:03 s 1 -108645.41 0 +370989.54 2040.0 C57
2021-06-04 18:24:03 S 16 02 58.534 -68 09 29.09 V C57
2021-06-04 18:24:03 s 1 -111826.13 1 +368482.00 2490.0 C57
2021-06-04 18:34:03 S 16 02 54.936 -68 09 50.90 V C57
2021-06-04 18:34:03 s 1 -112142.70 2 +368226.24 2720.0 C57
2021-06-04 18:44:03 S 16 02 51.528 -68 10 02.46 V C57
2021-06-04 18:44:03 s 1 -112458.99 7 +367969.56 2070.0 C57
2021-06-04 19:24:03 S 16 02 41.426 -68 11 14.46 V C57
2021-06-04 19:24:03 s 1 -113721.38 1 +366933.72 510.0 C57
2021-06-04 19:34:03 S 16 02 37.289 -68 11 45.60 V C57
2021-06-04 19:34:03 s 1 -114036.27 2 +366672.48 5370.0 C57
2021-06-04 19:44:03 S 16 02 34.363 -68 12 01.40 V C57
2021-06-04 19:44:03 s 1 -114350.88 0 +366410.32 9320.0 C57
2021-06-04 19:54:03 S 16 02 31.934 -68 12 11.34 V C57
2021-06-04 19:54:03 s 1 -114665.20 3 +366147.24 2370.0 C57
2021-06-04 20:14:03 S 16 02 27.698 -68 12 57.85 V C57
2021-06-04 20:14:03 s 1 -115292.98 9 +365618.34 5720.0 C57
2021-06-04 20:34:03 S 16 02 19.342 -68 13 22.22 V C57
2021-06-04 20:34:03 s 1 -115919.62 1 +365085.78 5400.0 C57
2021-06-04 20:44:03 S 16 02 17.134 -68 13 42.13 V C57
2021-06-04 20:44:03 s 1 -116232.50 2 +364818.12 3850.0 C57