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
2021-06-13 11:04:03 S 14 42 52.394 -72 35 38.40 V C57
2021-06-13 11:04:03 s 1 +165217.24 1 +262568.34 2130.0 C57
2021-06-13 11:34:02 S 14 42 39.134 -72 35 48.05 V C57
2021-06-13 11:34:02 s 1 +164586.51 2 +264208.85 400.0 C57
2021-06-13 12:24:02 S 14 42 18.660 -72 36 30.82 V C57
2021-06-13 12:24:02 s 1 +163519.91 1 +266918.42 8210.0 C57
2021-06-13 12:34:03 S 14 42 16.212 -72 36 39.06 V C57
2021-06-13 12:34:03 s 1 +163304.31 3 +267456.66 8460.0 C57
2021-06-13 13:54:02 S 14 41 41.964 -72 37 38.46 V C57
2021-06-13 13:54:02 s 1 +161552.78 0 +271718.62 8050.0 C57
2021-06-13 14:14:02 S 14 41 34.613 -72 38 02.29 V C57
2021-06-13 14:14:02 s 1 +161107.58 6 +272771.97 5920.0 C57
2021-06-13 14:34:02 S 14 41 25.512 -72 38 17.27 V C57
2021-06-13 14:34:02 s 1 +160659.52 0 +273820.47 7130.0 C57
2021-06-13 15:04:02 S 14 41 12.689 -72 38 45.06 V C57
2021-06-13 15:04:02 s 1 +159982.09 1 +275384.19 6560.0 C57
2021-06-13 16:04:02 S 14 40 49.111 -72 39 22.10 V C57
2021-06-13 16:04:02 s 1 +158608.35 7 +278479.21 1650.0 C57
2021-06-13 17:34:02 S 14 40 10.318 -72 40 40.08 V C57
2021-06-13 17:34:02 s 1 +156501.80 4 +283041.24 8010.0 C57
2021-06-13 18:04:02 S 14 39 58.483 -72 41 05.32 V C57
2021-06-13 18:04:02 s 1 +155787.68 8 +284540.60 2590.0 C57
2021-06-13 18:34:03 S 14 39 45.535 -72 41 27.17 V C57
2021-06-13 18:34:03 s 1 +155067.73 5 +286029.35 3750.0 C57
2021-06-13 19:14:02 S 14 39 28.596 -72 41 51.04 V C57
2021-06-13 19:14:02 s 1 +154098.85 3 +287997.93 8050.0 C57
2021-06-13 20:14:02 S 14 39 03.706 -72 42 52.96 V C57
2021-06-13 20:14:02 s 1 +152626.72 1 +290915.76 6340.0 C57
2021-06-13 21:34:03 S 14 38 31.198 -72 43 40.66 V C57
2021-06-13 21:34:03 s 1 +150629.68 0 +294741.23 9130.0 C57
2021-06-13 21:54:02 S 14 38 22.956 -72 44 02.08 V C57
2021-06-13 21:54:02 s 1 +150124.45 3 +295686.06 8710.0 C57
2021-06-13 22:14:02 S 14 38 13.625 -72 44 17.48 V C57
2021-06-13 22:14:02 s 1 +149616.88 2 +296626.29 2940.0 C57
2021-06-13 22:34:02 S 14 38 05.148 -72 44 31.06 V C57
2021-06-13 22:34:02 s 1 +149106.98 5 +297561.94 1880.0 C57
2021-06-13 23:14:02 S 14 37 48.463 -72 45 07.02 V C57
2021-06-13 23:14:02 s 1 +148080.30 0 +299419.53 4080.0 C57
2021-06-13 23:24:02 S 14 37 45.336 -72 45 11.63 V C57
2021-06-13 23:24:02 s 1 +147822.20 6 +299881.08 6400.0 C57
2021-06-14 08:04:01 S 14 34 05.294 -72 51 49.28 V C57
2021-06-14 08:04:01 s 1 +133679.23 5 +322339.89 2330.0 C57
2021-06-14 08:14:01 S 14 34 01.762 -72 52 02.96 V C57
2021-06-14 08:14:01 s 1 +133394.39 4 +322742.69 4730.0 C57
2021-06-14 08:24:01 S 14 33 56.676 -72 52 07.14 V C57
2021-06-14 08:24:01 s 1 +133109.10 5 +323144.42 6150.0 C57
2021-06-14 08:34:01 S 14 33 53.570 -72 52 12.18 V C57
2021-06-14 08:34:01 s 1 +132823.37 0 +323545.07 6580.0 C57
2021-06-14 08:54:01 S 14 33 45.360 -72 52 21.36 V C57
2021-06-14 08:54:01 s 1 +132250.56 9 +324343.14 4520.0 C57