IAA RAS IAA Minor Planet Database

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
2021-06-01 09:04:03 s 1 +57995.304 0 +388298.22 2120.0 – C57
2021-06-01 09:44:03 S 16 24 24.053 -65 41 09.46 – V C57
2021-06-01 09:44:03 s 1 +56607.795 0 +388987.14 5540.0 – C57
2021-06-01 10:54:03 S 16 24 06.919 -65 43 29.35 – V C57
2021-06-01 10:54:03 s 1 +54174.379 0 +390157.72 3280.0 – C57
2021-06-01 11:34:03 S 16 23 58.829 -65 44 38.94 – V C57
2021-06-01 11:34:03 s 1 +52780.943 0 +390806.64 7540.0 – C57
2021-06-01 12:34:03 S 16 23 44.040 -65 46 41.30 – V C57
2021-06-01 12:34:03 s 1 +50686.977 0 +391752.85 3260.0 – C57
2021-06-01 14:54:03 S 16 23 09.845 -65 50 59.24 – V C57
2021-06-01 14:54:03 s 1 +45784.285 0 +393834.28 6020.0 – C57
2021-06-01 15:04:03 S 16 23 08.146 -65 51 24.16 – V C57
2021-06-01 15:04:03 s 1 +45433.242 0 +393976.20 770.0 – C57
2021-06-01 15:24:03 S 16 23 03.175 -65 51 57.49 – V C57
2021-06-01 15:24:03 s 1 +44730.830 0 +394257.34 9840.0 – C57
2021-06-01 15:34:03 S 16 23 00.763 -65 52 16.36 – V C57
2021-06-01 15:34:03 s 1 +44379.463 0 +394396.57 4170.0 – C57
2021-06-01 16:14:03 S 16 22 51.523 -65 53 31.27 – V C57
2021-06-01 16:14:03 s 1 +42972.944 0 +394944.50 140.0 – C57
2021-06-01 16:24:03 S 16 22 49.934 -65 53 55.00 – V C57
2021-06-01 16:24:03 s 1 +42621.056 0 +395079.25 3810.0 – C57
2021-06-01 16:34:03 S 16 22 46.738 -65 54 12.60 – V C57
2021-06-01 16:34:03 s 1 +42269.066 0 +395213.09 7360.0 – C57
2021-06-01 17:44:03 S 16 22 30.199 -65 56 22.38 – V C57
2021-06-01 17:44:03 s 1 +39802.365 0 +396124.97 8850.0 – C57
2021-06-01 18:04:03 S 16 22 25.421 -65 56 56.36 – V C57
2021-06-01 18:04:03 s 1 +39096.728 0 +396377.46 3990.0 – C57
2021-06-01 19:34:03 S 16 22 03.096 -65 59 49.42 – V C57
2021-06-01 19:34:03 s 1 +35916.862 0 +397469.53 2280.0 – C57
2021-06-01 19:44:03 S 16 22 01.274 -66 00 08.60 – V C57
2021-06-01 19:44:03 s 1 +35563.106 0 +397586.42 3860.0 – C57
2021-06-01 20:34:03 S 16 21 49.505 -66 01 39.65 – V C57
2021-06-01 20:34:03 s 1 +33793.078 0 +398157.53 9380.0 – C57
2021-06-01 20:44:03 S 16 21 44.990 -66 02 08.02 – V C57
2021-06-01 20:44:03 s 1 +33438.829 0 +398269.08 8250.0 – C57
2021-06-01 21:54:03 S 16 21 28.265 -66 04 17.54 – V C57
2021-06-01 21:54:03 s 1 +30956.912 0 +399025.13 2120.0 – C57
2021-06-01 23:04:03 S 16 21 11.066 -66 06 26.10 – V C57
2021-06-01 23:04:03 s 1 +28471.400 0 +399737.76 8610.0 – C57
2021-06-01 23:54:03 S 16 20 59.160 -66 07 58.94 – V C57
2021-06-01 23:54:03 s 1 +26693.992 0 +400220.27 7290.0 – C57
2021-06-02 00:04:03 S 16 20 56.160 -66 08 16.48 – V C57
2021-06-02 00:04:03 s 1 +26338.317 0 +400314.12 7120.0 – C57
2021-06-02 00:24:03 S 16 20 52.668 -66 08 51.79 – V C57
2021-06-02 00:24:03 s 1 +25626.780 0 +400499.17 6850.0 – C57
2021-06-02 00:34:03 S 16 20 48.833 -66 09 17.28 – V C57
2021-06-02 00:34:03 s 1 +25270.920 0 +400590.37 6750.0 – C57
2021-06-02 00:44:03 S 16 20 47.292 -66 09 45.76 – V C57
2021-06-02 00:44:03 s 1 +24915.000 0 +400680.70 6670.0 – C57
2021-06-02 00:54:03 S 16 20 44.371 -66 09 58.86 – V C57