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
2021-06-15 04:34:01 S 14 25 21.739 -73 06 23.65 V C57
2021-06-15 04:34:01 s 1 +95828.881 0 +364059.30 6650.0 C57
2021-06-15 05:04:01 S 14 25 10.034 -73 06 42.48 V C57
2021-06-15 05:04:01 s 1 +94846.149 0 +364886.51 2990.0 C57
2021-06-15 05:44:01 S 14 24 51.864 -73 07 09.05 V C57
2021-06-15 05:44:01 s 1 +93532.307 0 +365975.78 4500.0 C57
2021-06-15 05:54:01 S 14 24 47.640 -73 07 19.45 V C57
2021-06-15 05:54:01 s 1 +93203.224 0 +366245.66 3650.0 C57
2021-06-15 06:04:01 S 14 24 44.009 -73 07 23.74 V C57
2021-06-15 06:04:01 s 1 +92873.894 0 +366514.57 2330.0 C57
2021-06-15 06:24:01 S 14 24 35.378 -73 07 38.60 V C57
2021-06-15 06:24:01 s 1 +92214.501 0 +367049.47 8250.0 C57
2021-06-15 06:44:01 S 14 24 26.287 -73 07 47.24 V C57
2021-06-15 06:44:01 s 1 +91554.136 0 +367580.49 2280.0 C57
2021-06-15 06:54:01 S 14 24 23.124 -73 07 59.84 V C57
2021-06-15 06:54:01 s 1 +91223.592 0 +367844.54 8590.0 C57
2021-06-15 07:04:01 S 14 24 16.145 -73 08 04.67 V C57
2021-06-15 07:04:01 s 1 +90892.809 0 +368107.63 4440.0 C57
2021-06-15 07:14:01 S 14 24 12.166 -73 08 11.11 V C57
2021-06-15 07:14:01 s 1 +90561.789 0 +368369.74 9830.0 C57
2021-06-15 07:24:01 S 14 24 07.793 -73 08 22.63 V C57
2021-06-15 07:24:01 s 1 +90230.531 0 +368630.89 4770.0 C57
2021-06-15 07:34:01 S 14 24 04.721 -73 08 26.59 V C57
2021-06-15 07:34:01 s 1 +89899.039 0 +368891.07 9250.0 C57
2021-06-15 07:54:01 S 14 23 55.459 -73 08 35.81 V C57
2021-06-15 07:54:01 s 1 +89235.352 0 +369408.53 6860.0 C57
2021-06-15 08:34:01 S 14 23 38.412 -73 09 12.17 V C57
2021-06-15 08:34:01 s 1 +87905.205 0 +370431.88 6770.0 C57
2021-06-15 09:04:01 S 14 23 25.694 -73 09 24.52 V C57
2021-06-15 09:04:01 s 1 +86905.207 0 +371189.27 9650.0 C57
2021-06-15 09:14:01 S 14 23 21.336 -73 09 36.32 V C57
2021-06-15 09:14:01 s 1 +86571.426 0 +371439.81 9760.0 C57
2021-06-15 09:34:01 S 14 23 12.499 -73 09 44.78 V C57
2021-06-15 09:34:01 s 1 +85903.197 0 +371938.01 8710.0 C57
2021-06-15 11:44:01 S 14 22 17.040 -73 11 14.17 V C57
2021-06-15 11:44:01 s 1 +81538.679 0 +375082.97 2520.0 C57
2021-06-15 12:14:01 S 14 22 02.815 -73 11 24.83 V C57
2021-06-15 12:14:01 s 1 +80526.470 0 +375785.84 2580.0 C57
2021-06-15 12:24:01 S 14 21 59.222 -73 11 35.88 V C57
2021-06-15 12:24:01 s 1 +80188.663 0 +376018.23 5190.0 C57
2021-06-15 12:34:01 S 14 21 54.358 -73 11 44.52 V C57
2021-06-15 12:34:01 s 1 +79850.654 0 +376249.67 7430.0 C57
2021-06-15 12:54:01 S 14 21 47.582 -73 11 50.39 V C57
2021-06-15 12:54:01 s 1 +79174.041 0 +376709.70 830.0 C57
2021-06-15 13:04:01 S 14 21 41.138 -73 12 10.15 V C57
2021-06-15 13:04:01 s 1 +78835.438 0 +376938.29 2000.0 C57
2021-06-15 13:24:01 S 14 21 32.779 -73 12 15.59 V C57
2021-06-15 13:24:01 s 1 +78157.644 0 +377392.64 3260.0 C57
2021-06-15 13:34:01 S 14 21 28.994 -73 12 25.16 V C57
2021-06-15 13:34:01 s 1 +77818.456 0 +377618.39 3370.0 C57