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
2021-06-18 18:04:01 S 13 47 29.554 -73 50 53.74 V C57
2021-06-18 18:04:01 s 1 -83457.903 0 +386628.23 6360.0 C57
2021-06-18 18:34:01 S 13 47 15.874 -73 51 05.54 V C57
2021-06-18 18:34:01 s 1 -84459.697 0 +386080.15 8720.0 C57
2021-06-18 19:24:01 S 13 46 55.008 -73 51 25.92 V C57
2021-06-18 19:24:01 s 1 -86125.241 0 +385149.00 2040.0 C57
2021-06-18 19:34:01 S 13 46 49.726 -73 51 29.95 V C57
2021-06-18 19:34:01 s 1 -86457.724 0 +384960.12 4590.0 C57
2021-06-18 19:54:01 S 13 46 39.617 -73 51 37.12 V C57
2021-06-18 19:54:01 s 1 -87122.058 0 +384579.69 7560.0 C57
2021-06-18 20:14:01 S 13 46 32.004 -73 51 36.25 V C57
2021-06-18 20:14:01 s 1 -87785.542 0 +384195.72 7660.0 C57
2021-06-18 20:24:01 S 13 46 26.407 -73 51 44.53 V C57
2021-06-18 20:24:01 s 1 -88116.962 0 +384002.40 6620.0 C57
2021-06-18 21:24:01 S 13 45 59.354 -73 52 03.36 V C57
2021-06-18 21:24:01 s 1 -90100.931 0 +382823.87 5130.0 C57
2021-06-19 00:04:01 S 13 44 49.411 -73 52 58.62 V C57
2021-06-19 00:04:01 s 1 -95352.040 0 +379524.54 6000.0 C57
2021-06-19 00:34:01 S 13 44 33.650 -73 53 09.17 V C57
2021-06-19 00:34:01 s 1 -96330.001 0 +378880.50 8550.0 C57
2021-06-19 00:44:01 S 13 44 30.007 -73 53 15.25 V C57
2021-06-19 00:44:01 s 1 -96655.510 0 +378664.03 7810.0 C57
2021-06-19 00:54:01 S 13 44 24.970 -73 53 15.14 V C57
2021-06-19 00:54:01 s 1 -96980.779 0 +378446.67 6290.0 C57
2021-06-19 01:14:01 S 13 44 16.212 -73 53 18.02 V C57
2021-06-19 01:14:01 s 1 -97630.591 0 +378009.26 840.0 C57
2021-06-19 01:24:01 S 13 44 11.335 -73 53 26.41 V C57
2021-06-19 01:24:01 s 1 -97955.132 0 +377789.21 6920.0 C57
2021-06-19 02:04:01 S 13 43 54.684 -73 53 34.84 V C57
2021-06-19 02:04:01 s 1 -99250.840 0 +376900.06 3130.0 C57
2021-06-19 03:54:01 S 13 43 04.231 -73 54 08.03 V C57
2021-06-19 03:54:01 s 1 -102793.33 5 +374380.84 9750.0 C57
2021-06-19 04:24:01 S 13 42 49.591 -73 54 26.42 V C57
2021-06-19 04:24:01 s 1 -103754.07 1 +373674.89 5710.0 C57
2021-06-19 04:34:01 S 13 42 43.961 -73 54 24.66 V C57
2021-06-19 04:34:01 s 1 -104073.79 2 +373437.77 5990.0 C57
2021-06-19 05:04:01 S 13 42 32.201 -73 54 33.19 V C57
2021-06-19 05:04:01 s 1 -105031.36 6 +372721.00 1650.0 C57
2021-06-19 05:14:01 S 13 42 25.810 -73 54 34.74 V C57
2021-06-19 05:14:01 s 1 -105350.02 4 +372480.27 8460.0 C57
2021-06-19 05:34:01 S 13 42 18.672 -73 54 45.11 V C57
2021-06-19 05:34:01 s 1 -105986.53 6 +371996.10 9480.0 C57
2021-06-19 06:04:01 S 13 42 05.674 -73 54 51.55 V C57
2021-06-19 06:04:01 s 1 -106939.27 3 +371263.06 9400.0 C57
2021-06-19 06:54:01 S 13 41 40.812 -73 55 10.74 V C57
2021-06-19 06:54:01 s 1 -108521.68 3 +370023.23 8160.0 C57
2021-06-19 07:04:01 S 13 41 38.258 -73 55 11.10 V C57
2021-06-19 07:04:01 s 1 -108837.33 3 +369772.55 5220.0 C57
2021-06-19 08:04:01 S 13 41 11.014 -73 55 26.00 V C57
2021-06-19 08:04:01 s 1 -110725.31 4 +368249.36 8440.0 C57