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
2021-06-02 00:54:03 s 1 +24559.020 0 +400770.14 6600.0 C57
2021-06-02 01:04:03 S 16 20 41.426 -66 10 20.42 V C57
2021-06-02 01:04:03 s 1 +24202.982 0 +400858.70 6550.0 C57
2021-06-02 01:14:03 S 16 20 39.031 -66 10 32.66 V C57
2021-06-02 01:14:03 s 1 +23846.886 0 +400946.38 6520.0 C57
2021-06-02 01:24:03 S 16 20 37.471 -66 10 51.56 V C57
2021-06-02 01:24:03 s 1 +23490.734 0 +401033.17 6490.0 C57
2021-06-02 01:34:03 S 16 20 35.335 -66 11 13.74 V C57
2021-06-02 01:34:03 s 1 +23134.525 0 +401119.09 6470.0 C57
2021-06-02 02:04:03 S 16 20 27.636 -66 12 05.33 V C57
2021-06-02 02:04:03 s 1 +22065.572 0 +401371.56 6450.0 C57
2021-06-02 02:24:03 S 16 20 22.879 -66 12 49.82 V C57
2021-06-02 02:24:03 s 1 +21352.671 0 +401535.47 6450.0 C57
2021-06-02 02:34:03 S 16 20 18.655 -66 13 08.80 V C57
2021-06-02 02:34:03 s 1 +20996.144 0 +401616.11 6440.0 C57
2021-06-02 02:54:03 S 16 20 15.665 -66 13 39.11 V C57
2021-06-02 02:54:03 s 1 +20282.939 0 +401774.75 6400.0 C57
2021-06-02 03:14:03 S 16 20 09.578 -66 14 14.78 V C57
2021-06-02 03:14:03 s 1 +19569.540 0 +401929.88 6330.0 C57
2021-06-02 03:34:03 S 16 20 05.806 -66 14 55.14 V C57
2021-06-02 03:34:03 s 1 +18855.953 0 +402081.49 6190.0 C57
2021-06-02 03:44:03 S 16 20 02.650 -66 15 13.39 V C57
2021-06-02 03:44:03 s 1 +18499.090 0 +402155.98 6100.0 C57
2021-06-02 04:24:03 S 16 19 53.002 -66 16 33.24 V C57
2021-06-02 04:24:03 s 1 +17071.203 0 +402445.17 5500.0 C57
2021-06-02 04:34:03 S 16 19 50.352 -66 16 49.22 V C57
2021-06-02 04:34:03 s 1 +16714.125 0 +402515.27 5290.0 C57
2021-06-02 04:44:03 S 16 19 46.901 -66 17 09.02 V C57
2021-06-02 04:44:03 s 1 +16357.007 0 +402584.50 5040.0 C57
2021-06-02 04:54:03 S 16 19 45.245 -66 17 24.00 V C57
2021-06-02 04:54:03 s 1 +15999.850 0 +402652.85 4760.0 C57
2021-06-02 05:04:03 S 16 19 42.708 -66 17 37.93 V C57
2021-06-02 05:04:03 s 1 +15642.653 0 +402720.32 4450.0 C57
2021-06-02 06:14:03 S 16 19 24.444 -66 19 57.22 V C57
2021-06-02 06:14:03 s 1 +13141.251 0 +403168.14 1090.0 C57
2021-06-02 06:24:03 S 16 19 23.143 -66 20 21.52 V C57
2021-06-02 06:24:03 s 1 +12783.771 0 +403228.61 420.0 C57
2021-06-02 06:54:03 S 16 19 15.130 -66 21 06.19 V C57
2021-06-02 06:54:03 s 1 +11711.144 0 +403404.79 8090.0 C57
2021-06-02 07:44:03 S 16 19 03.300 -66 22 51.82 V C57
2021-06-02 07:54:03 S 16 19 00.432 -66 23 03.26 V C57
2021-06-02 08:24:03 S 16 18 53.153 -66 23 55.61 V C57
2021-06-02 08:44:03 S 16 18 46.757 -66 24 39.20 V C57
2021-06-02 08:54:03 S 16 18 44.482 -66 25 01.20 V C57
2021-06-02 09:14:03 S 16 18 39.094 -66 25 33.46 V C57
2021-06-02 10:14:03 S 16 18 25.116 -66 27 23.15 V C57
2021-06-02 10:34:03 S 16 18 19.704 -66 28 06.49 V C57
2021-06-02 10:44:03 S 16 18 17.525 -66 28 23.02 V C57
2021-06-02 11:54:03 S 16 18 00.317 -66 30 37.33 V C57
2021-06-02 12:04:03 S 16 17 55.711 -66 30 50.90 V C57