20460 Robwhiteley (1999 LO28)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4117741619 ± 8.13e-09
Semi-major axis (a)1.8767110841 AU ± 8.20e-10
Inclination (i)33.95480643° ± 1.54e-06
Long. of Asc. Node (Ω)279.99013513° ± 1.68e-06
Arg. of Perihelion (ω)283.73590783° ± 2.65e-06
Mean Anomaly (M)136.81888080° ± 1.43e-06
Mean Motion (n)0.3833682547°/day ± 2.51e-10
Perihelion dist (q)1.10392995 AU ± 1.53e-08
Aphelion dist (Q)2.64949222 AU ± 1.53e-08
Orbital Period2.57096479 yr ± 1.68e-09
Physical Parameters
H (abs. magnitude)15.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.226″
Uncertainty0
Orbit TypeAmor
MOID0.328801 AU
Observations Used4939
Gaia Obs Used150
Oppositions38
Arc Total1954-2025
First Observation Used1954-12-30
Last Observation Used2025-12-09
Observations (8282)
Date Type RA Dec Mag Band Observatory
2021-11-29 07:13:56 s 1 -128197.56 4 +294548.38 8470.0 C57
2021-11-29 07:23:56 S 08 29 18.425 +23 30 21.06 V C57
2021-11-29 07:23:56 s 1 -128463.11 2 +294109.85 3110.0 C57
2021-11-29 08:13:56 S 08 29 18.000 +23 29 39.44 V C57
2021-11-29 08:13:56 s 1 -129782.65 6 +291898.83 910.0 C57
2021-11-29 08:23:56 S 08 29 18.007 +23 29 34.33 V C57
2021-11-29 08:23:56 s 1 -130044.90 9 +291452.94 1310.0 C57
2021-11-29 08:43:56 S 08 29 18.108 +23 29 12.55 V C57
2021-11-29 08:43:56 s 1 -130567.73 8 +290557.46 4870.0 C57
2021-11-29 08:53:56 S 08 29 17.844 +23 29 03.77 V C57
2021-11-29 08:53:56 s 1 -130828.31 0 +290107.87 8010.0 C57
2021-11-29 09:03:56 S 08 29 17.926 +23 28 57.47 V C57
2021-11-29 09:03:56 s 1 -131088.31 6 +289657.05 8710.0 C57
2021-11-29 10:13:56 S 08 29 17.426 +23 28 03.50 V C57
2021-11-29 10:13:56 s 1 -132892.30 7 +286466.60 4370.0 C57
2021-11-29 10:33:56 S 08 29 17.786 +23 27 39.35 V C57
2021-11-29 10:33:56 s 1 -133402.49 5 +285543.85 3410.0 C57
2021-11-29 10:43:56 S 08 29 17.251 +23 27 36.11 V C57
2021-11-29 10:43:56 s 1 -133656.70 3 +285080.60 9120.0 C57
2021-11-29 11:33:56 S 08 29 17.225 +23 26 55.57 V C57
2021-11-29 11:33:56 s 1 -134918.77 1 +282745.59 9040.0 C57
2021-11-29 11:43:56 S 08 29 17.304 +23 26 43.19 V C57
2021-11-29 11:43:56 s 1 -135169.37 2 +282274.82 9230.0 C57
2021-11-29 11:53:56 S 08 29 17.203 +23 26 33.90 V C57
2021-11-29 11:53:56 s 1 -135419.36 1 +281802.80 6790.0 C57
2021-11-29 12:13:56 S 08 29 17.131 +23 26 15.83 V C57
2021-11-29 12:13:56 s 1 -135917.49 7 +280854.97 3990.0 C57
2021-11-29 12:23:56 S 08 29 17.057 +23 26 11.87 V C57
2021-11-29 12:23:56 s 1 -136165.63 7 +280379.16 3600.0 C57
2021-11-29 13:03:56 S 08 29 16.740 +23 25 34.57 V C57
2021-11-29 13:03:56 s 1 -137152.02 8 +278466.05 2660.0 C57
2021-11-29 13:13:56 S 08 29 16.975 +23 25 28.20 V C57
2021-11-29 13:13:56 s 1 -137397.02 5 +277983.75 8360.0 C57
2021-11-29 13:53:56 S 08 29 16.774 +23 24 49.86 V C57
2021-11-29 13:53:56 s 1 -138370.64 1 +276042.50 5560.0 C57
2021-11-29 14:23:56 S 08 29 16.370 +23 24 27.50 V C57
2021-11-29 14:23:56 s 1 -139094.05 7 +274573.16 4340.0 C57
2021-11-29 14:33:56 S 08 29 16.608 +23 24 20.23 V C57
2021-11-29 14:33:56 s 1 -139333.88 5 +274080.82 8320.0 C57
2021-11-29 14:53:56 S 08 29 16.498 +23 23 59.46 V C57
2021-11-29 14:53:56 s 1 -139811.55 8 +273092.29 7780.0 C57
2021-11-29 15:03:56 S 08 29 16.346 +23 23 54.67 V C57
2021-11-29 15:03:56 s 1 -140049.39 6 +272596.10 3250.0 C57
2021-11-29 15:13:56 S 08 29 16.692 +23 23 39.70 V C57
2021-11-29 15:13:56 s 1 -140286.56 5 +272098.62 5840.0 C57
2021-11-29 15:23:56 S 08 29 16.454 +23 23 35.66 V C57
2021-11-29 15:23:56 s 1 -140523.06 1 +271599.86 5560.0 C57
2021-11-29 15:43:56 S 08 29 16.265 +23 23 19.79 V C57
2021-11-29 15:43:56 s 1 -140994.02 4 +270598.46 6320.0 C57
2021-11-29 16:03:56 S 08 29 16.128 +23 23 02.47 V C57