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
2021-12-10 17:33:54 s 1 -45354.423 0 +380584.32 4280.0 C57
2021-12-10 17:43:54 S 08 26 14.441 +19 13 31.48 V C57
2021-12-10 17:43:54 s 1 -45697.521 0 +380454.78 4040.0 C57
2021-12-10 17:53:54 S 08 26 14.158 +19 13 21.25 V C57
2021-12-10 17:53:54 s 1 -46040.508 0 +380324.29 3120.0 C57
2021-12-10 18:03:54 S 08 26 13.884 +19 13 11.21 V C57
2021-12-10 18:03:54 s 1 -46383.384 0 +380192.84 1520.0 C57
2021-12-10 18:13:54 S 08 26 13.435 +19 12 59.76 V C57
2021-12-10 18:13:54 s 1 -46726.147 0 +380060.44 9240.0 C57
2021-12-10 18:23:54 S 08 26 13.193 +19 12 49.50 V C57
2021-12-10 18:23:54 s 1 -47068.797 0 +379927.08 6280.0 C57
2021-12-10 18:33:54 S 08 26 12.929 +19 12 35.89 V C57
2021-12-10 18:33:54 s 1 -47411.332 0 +379792.76 2630.0 C57
2021-12-10 18:43:54 S 08 26 12.778 +19 12 27.65 V C57
2021-12-10 18:43:54 s 1 -47753.751 0 +379657.49 8290.0 C57
2021-12-10 18:53:54 S 08 26 12.458 +19 12 17.68 V C57
2021-12-10 18:53:54 s 1 -48096.054 0 +379521.27 3250.0 C57
2021-12-10 19:03:54 S 08 26 12.115 +19 12 06.34 V C57
2021-12-10 19:03:54 s 1 -48438.240 0 +379384.08 7510.0 C57
2021-12-10 19:13:54 S 08 26 11.741 +19 11 53.09 V C57
2021-12-10 19:13:54 s 1 -48780.307 0 +379245.95 1070.0 C57
2021-12-10 19:23:54 S 08 26 11.352 +19 11 44.02 V C57
2021-12-10 19:23:54 s 1 -49122.256 0 +379106.85 3910.0 C57
2021-12-10 19:33:54 S 08 26 11.138 +19 11 33.25 V C57
2021-12-10 19:33:54 s 1 -49464.083 0 +378966.80 6050.0 C57
2021-12-10 19:43:54 S 08 26 10.646 +19 11 22.24 V C57
2021-12-10 19:43:54 s 1 -49805.790 0 +378825.78 7460.0 C57
2021-12-10 19:53:54 S 08 26 10.591 +19 11 10.10 V C57
2021-12-10 19:53:54 s 1 -50147.374 0 +378683.82 8160.0 C57
2021-12-10 20:03:54 S 08 26 10.207 +19 10 59.59 V C57
2021-12-10 20:03:54 s 1 -50488.836 0 +378540.89 8130.0 C57
2021-12-10 20:13:54 S 08 26 10.010 +19 10 48.61 V C57
2021-12-10 20:13:54 s 1 -50830.173 0 +378397.00 7370.0 C57
2021-12-10 20:23:54 S 08 26 09.732 +19 10 38.06 V C57
2021-12-10 20:23:54 s 1 -51171.385 0 +378252.16 5880.0 C57
2021-12-10 20:33:54 S 08 26 09.235 +19 10 26.94 V C57
2021-12-10 20:33:54 s 1 -51512.471 0 +378106.36 3650.0 C57
2021-12-10 20:43:54 S 08 26 08.998 +19 10 13.76 V C57
2021-12-10 20:43:54 s 1 -51853.430 0 +377959.60 670.0 C57
2021-12-10 20:53:54 S 08 26 08.882 +19 10 05.92 V C57
2021-12-10 20:53:54 s 1 -52194.262 0 +377811.87 6960.0 C57
2021-12-10 21:03:54 S 08 26 08.326 +19 09 54.90 V C57
2021-12-10 21:03:54 s 1 -52534.964 0 +377663.19 2490.0 C57
2021-12-10 21:13:54 S 08 26 08.347 +19 09 45.18 V C57
2021-12-10 21:13:54 s 1 -52875.536 0 +377513.55 7260.0 C57
2021-12-10 21:23:54 S 08 26 07.867 +19 09 33.80 V C57
2021-12-10 21:23:54 s 1 -53215.978 0 +377362.95 1280.0 C57
2021-12-10 21:33:54 S 08 26 07.522 +19 09 20.77 V C57
2021-12-10 21:33:54 s 1 -53556.288 0 +377211.39 4540.0 C57
2021-12-10 21:43:54 S 08 26 07.138 +19 09 12.92 V C57