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
2021-12-11 23:23:54 s 1 -104041.66 1 +341850.25 6040.0 – C57
2021-12-11 23:33:54 S 08 25 17.616 +18 40 35.26 – V C57
2021-12-11 23:33:54 s 1 -104348.04 4 +341543.54 2880.0 – C57
2021-12-11 23:43:54 S 08 25 17.326 +18 40 25.21 – V C57
2021-12-11 23:43:54 s 1 -104654.11 3 +341235.80 8170.0 – C57
2021-12-11 23:53:54 S 08 25 16.985 +18 40 13.84 – V C57
2021-12-11 23:53:54 s 1 -104959.86 4 +340927.02 1900.0 – C57
2021-12-12 00:03:54 S 08 25 16.526 +18 40 02.32 – V C57
2021-12-12 00:03:54 s 1 -105265.29 8 +340617.20 4070.0 – C57
2021-12-12 00:13:54 S 08 25 16.258 +18 39 51.77 – V C57
2021-12-12 00:13:54 s 1 -105570.41 3 +340306.34 4670.0 – C57
2021-12-12 00:23:54 S 08 25 16.022 +18 39 39.02 – V C57
2021-12-12 00:23:54 s 1 -105875.20 7 +339994.44 3700.0 – C57
2021-12-12 00:33:54 S 08 25 15.703 +18 39 29.63 – V C57
2021-12-12 00:33:54 s 1 -106179.67 9 +339681.49 1140.0 – C57
2021-12-12 00:43:54 S 08 25 15.278 +18 39 19.12 – V C57
2021-12-12 00:43:54 s 1 -106483.82 6 +339367.51 6990.0 – C57
2021-12-12 00:53:54 S 08 25 14.870 +18 39 06.12 – V C57
2021-12-12 00:53:54 s 1 -106787.64 9 +339052.48 1250.0 – C57
2021-12-12 01:03:54 S 08 25 14.470 +18 38 54.89 – V C57
2021-12-12 01:03:54 s 1 -107091.14 5 +338736.41 3910.0 – C57
2021-12-12 01:13:54 S 08 25 14.266 +18 38 43.94 – V C57
2021-12-12 01:13:54 s 1 -107394.31 3 +338419.29 4950.0 – C57
2021-12-12 01:23:54 S 08 25 13.922 +18 38 32.06 – V C57
2021-12-12 01:23:54 s 1 -107697.15 2 +338101.13 4390.0 – C57
2021-12-12 01:33:54 S 08 25 13.555 +18 38 22.24 – V C57
2021-12-12 01:33:54 s 1 -107999.65 9 +337781.93 2200.0 – C57
2021-12-12 01:43:54 S 08 25 13.037 +18 38 08.05 – V C57
2021-12-12 01:43:54 s 1 -108301.83 4 +337461.68 8390.0 – C57
2021-12-12 01:53:54 S 08 25 12.974 +18 37 57.43 – V C57
2021-12-12 01:53:54 s 1 -108603.67 4 +337140.38 2940.0 – C57
2021-12-12 02:03:54 S 08 25 12.569 +18 37 49.12 – V C57
2021-12-12 02:03:54 s 1 -108905.17 9 +336818.03 5860.0 – C57
2021-12-12 02:13:54 S 08 25 12.180 +18 37 33.42 – V C57
2021-12-12 02:13:54 s 1 -109206.34 7 +336494.63 7130.0 – C57
2021-12-12 02:23:54 S 08 25 11.798 +18 37 24.46 – V C57
2021-12-12 02:23:54 s 1 -109507.17 7 +336170.19 6740.0 – C57
2021-12-12 02:33:54 S 08 25 11.544 +18 37 14.41 – V C57
2021-12-12 02:33:54 s 1 -109807.66 6 +335844.70 4700.0 – C57
2021-12-12 02:43:54 S 08 25 11.172 +18 37 01.56 – V C57
2021-12-12 02:43:54 s 1 -110107.81 4 +335518.15 990.0 – C57
2021-12-12 02:53:54 S 08 25 10.718 +18 36 51.55 – V C57
2021-12-12 02:53:54 s 1 -110407.61 9 +335190.56 5600.0 – C57
2021-12-12 03:03:54 S 08 25 10.366 +18 36 37.30 – V C57
2021-12-12 03:03:54 s 1 -110707.07 8 +334861.91 8540.0 – C57
2021-12-12 03:13:54 S 08 25 10.114 +18 36 28.51 – V C57
2021-12-12 03:13:54 s 1 -111006.19 2 +334532.21 9800.0 – C57
2021-12-12 03:23:54 S 08 25 09.691 +18 36 16.49 – V C57
2021-12-12 03:23:54 s 1 -111304.95 8 +334201.45 9360.0 – C57
2021-12-12 03:33:54 S 08 25 09.451 +18 36 06.77 – V C57