IAA RAS IAA Minor Planet Database

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
2021-12-23 23:13:53 S 08 12 16.982 +12 34 23.70 – V C57
2021-12-23 23:13:53 s 1 -23547.968 0 +385903.96 8530.0 – C57
2021-12-23 23:23:53 S 08 12 16.339 +12 34 08.76 – V C57
2021-12-23 23:23:53 s 1 -23903.360 0 +385838.80 8010.0 – C57
2021-12-23 23:33:53 S 08 12 15.586 +12 33 55.22 – V C57
2021-12-23 23:33:53 s 1 -24258.695 0 +385772.68 7000.0 – C57
2021-12-23 23:43:53 S 08 12 14.894 +12 33 40.57 – V C57
2021-12-23 23:43:53 s 1 -24613.971 0 +385705.60 5490.0 – C57
2021-12-23 23:53:53 S 08 12 14.330 +12 33 25.70 – V C57
2021-12-23 23:53:53 s 1 -24969.188 0 +385637.57 3490.0 – C57
2021-12-24 00:03:53 S 08 12 13.572 +12 33 10.01 – V C57
2021-12-24 00:03:53 s 1 -25324.344 0 +385568.57 980.0 – C57
2021-12-24 00:13:53 S 08 12 12.874 +12 32 55.68 – V C57
2021-12-24 00:13:53 s 1 -25679.439 0 +385498.62 7970.0 – C57
2021-12-24 00:23:53 S 08 12 12.178 +12 32 40.38 – V C57
2021-12-24 00:23:53 s 1 -26034.471 0 +385427.72 4440.0 – C57
2021-12-24 00:33:53 S 08 12 11.532 +12 32 25.44 – V C57
2021-12-24 00:33:53 s 1 -26389.441 0 +385355.86 410.0 – C57
2021-12-24 00:43:53 S 08 12 10.802 +12 32 10.32 – V C57
2021-12-24 00:43:53 s 1 -26744.347 0 +385283.04 5850.0 – C57
2021-12-24 00:53:53 S 08 12 10.250 +12 31 57.18 – V C57
2021-12-24 00:53:53 s 1 -27099.188 0 +385209.26 770.0 – C57
2021-12-24 01:03:53 S 08 12 09.523 +12 31 39.07 – V C57
2021-12-24 01:03:53 s 1 -27453.962 0 +385134.52 5170.0 – C57
2021-12-24 01:13:53 S 08 12 08.712 +12 31 26.22 – V C57
2021-12-24 01:13:53 s 1 -27808.670 0 +385058.83 9030.0 – C57
2021-12-24 01:23:53 S 08 12 08.170 +12 31 11.78 – V C57
2021-12-24 01:23:53 s 1 -28163.311 0 +384982.18 2360.0 – C57
2021-12-24 01:33:53 S 08 12 07.622 +12 30 56.34 – V C57
2021-12-24 01:33:53 s 1 -28517.882 0 +384904.57 5160.0 – C57
2021-12-24 01:43:53 S 08 12 06.766 +12 30 41.54 – V C57
2021-12-24 01:43:53 s 1 -28872.384 0 +384826.00 7410.0 – C57
2021-12-24 01:53:53 S 08 12 06.070 +12 30 26.24 – V C57
2021-12-24 01:53:53 s 1 -29226.816 0 +384746.48 9110.0 – C57
2021-12-24 02:03:53 S 08 12 05.465 +12 30 12.17 – V C57
2021-12-24 02:03:53 s 1 -29581.176 0 +384665.99 270.0 – C57
2021-12-24 02:13:53 S 08 12 04.654 +12 29 57.66 – V C57
2021-12-24 02:13:53 s 1 -29935.464 0 +384584.55 870.0 – C57
2021-12-24 02:23:53 S 08 12 04.003 +12 29 41.60 – V C57
2021-12-24 02:23:53 s 1 -30289.679 0 +384502.15 910.0 – C57
2021-12-24 02:33:53 S 08 12 03.283 +12 29 26.52 – V C57
2021-12-24 02:33:53 s 1 -30643.819 0 +384418.79 400.0 – C57
2021-12-24 02:43:53 S 08 12 02.582 +12 29 12.91 – V C57
2021-12-24 02:43:53 s 1 -30997.884 0 +384334.48 9310.0 – C57
2021-12-24 02:53:53 S 08 12 01.990 +12 28 57.40 – V C57
2021-12-24 02:53:53 s 1 -31351.873 0 +384249.20 7660.0 – C57
2021-12-24 03:03:53 S 08 12 01.270 +12 28 42.56 – V C57
2021-12-24 03:03:53 s 1 -31705.786 0 +384162.97 5430.0 – C57
2021-12-24 03:13:53 S 08 12 00.672 +12 28 27.26 – V C57
2021-12-24 03:13:53 s 1 -32059.620 0 +384075.77 2620.0 – C57