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
2021-12-06 12:33:54 s 1 +148525.74 2 +282410.11 790.0 C57
2021-12-06 12:43:54 S 08 28 27.986 +20 56 26.77 V C57
2021-12-06 12:43:54 s 1 +148297.42 2 +282884.69 9200.0 C57
2021-12-06 12:53:54 S 08 28 27.898 +20 56 21.26 V C57
2021-12-06 12:53:54 s 1 +148068.34 1 +283358.08 4700.0 C57
2021-12-06 13:03:54 S 08 28 27.850 +20 56 07.15 V C57
2021-12-06 13:03:54 s 1 +147832.14 6 +283830.24 7380.0 C57
2021-12-06 13:13:54 S 08 28 27.564 +20 56 00.46 V C57
2021-12-06 13:13:54 s 1 +147602.35 1 +284301.26 880.0 C57
2021-12-06 13:23:54 S 08 28 27.581 +20 55 49.66 V C57
2021-12-06 13:23:54 s 1 +147371.50 8 +284771.09 110.0 C57
2021-12-06 13:33:54 S 08 28 27.264 +20 55 39.11 V C57
2021-12-06 13:33:54 s 1 +147140.04 3 +285239.75 7080.0 C57
2021-12-06 13:53:54 S 08 28 27.127 +20 55 21.47 V C57
2021-12-06 13:53:54 s 1 +146675.26 3 +286173.52 4300.0 C57
2021-12-06 14:03:54 S 08 28 26.988 +20 55 11.06 V C57
2021-12-06 14:03:54 s 1 +146441.95 2 +286638.65 4560.0 C57
2021-12-06 14:13:54 S 08 28 26.897 +20 55 00.08 V C57
2021-12-06 14:13:54 s 1 +146208.03 1 +287102.59 2610.0 C57
2021-12-06 14:23:54 S 08 28 26.486 +20 54 50.00 V C57
2021-12-06 14:23:54 s 1 +145973.50 2 +287565.37 8460.0 C57
2021-12-06 14:33:54 S 08 28 26.388 +20 54 42.52 V C57
2021-12-06 14:33:54 s 1 +145738.36 8 +288026.97 2110.0 C57
2021-12-06 14:43:54 S 08 28 26.273 +20 54 32.94 V C57
2021-12-06 14:43:54 s 1 +145502.63 2 +288487.40 3570.0 C57
2021-12-06 14:53:54 S 08 28 26.386 +20 54 23.94 V C57
2021-12-06 14:53:54 s 1 +145266.29 6 +288946.65 2860.0 C57
2021-12-06 15:03:54 S 08 28 25.850 +20 54 09.90 V C57
2021-12-06 15:03:54 s 1 +145029.36 1 +289404.74 9980.0 C57
2021-12-06 15:13:54 S 08 28 25.908 +20 54 04.97 V C57
2021-12-06 15:13:54 s 1 +144791.83 2 +289861.67 4940.0 C57
2021-12-06 15:23:54 S 08 28 25.949 +20 53 54.67 V C57
2021-12-06 15:23:54 s 1 +144553.71 1 +290317.42 7760.0 C57
2021-12-06 15:33:54 S 08 28 25.685 +20 53 45.82 V C57
2021-12-06 15:33:54 s 1 +144314.99 9 +290772.01 8440.0 C57
2021-12-06 15:43:54 S 08 28 25.546 +20 53 35.63 V C57
2021-12-06 15:43:54 s 1 +144075.69 9 +291225.43 6990.0 C57
2021-12-06 16:03:54 S 08 28 25.102 +20 53 17.84 V C57
2021-12-06 16:03:54 s 1 +143595.34 7 +292128.80 7750.0 C57
2021-12-06 16:13:54 S 08 28 25.061 +20 53 05.46 V C57
2021-12-06 16:13:54 s 1 +143354.29 9 +292578.73 9970.0 C57
2021-12-06 16:23:54 S 08 28 25.145 +20 52 57.97 V C57
2021-12-06 16:23:54 s 1 +143112.67 3 +293027.51 100.0 C57
2021-12-06 16:33:54 S 08 28 24.622 +20 52 48.36 V C57
2021-12-06 16:33:54 s 1 +142870.47 2 +293475.13 8160.0 C57
2021-12-06 16:43:54 S 08 28 24.674 +20 52 36.34 V C57
2021-12-06 16:43:54 s 1 +142627.69 8 +293921.60 4140.0 C57
2021-12-06 16:53:54 S 08 28 24.358 +20 52 32.70 V C57
2021-12-06 16:53:54 s 1 +142384.35 3 +294366.91 8050.0 C57
2021-12-06 17:03:54 S 08 28 24.427 +20 52 19.31 V C57