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
2021-12-27 13:33:53 s 1 -172845.18 7 +215932.98 9570.0 – C57
2021-12-27 13:43:53 S 08 05 49.466 +10 20 32.96 – V C57
2021-12-27 13:43:53 s 1 -172988.29 4 +215311.78 1350.0 – C57
2021-12-27 13:53:53 S 08 05 48.809 +10 20 17.66 – V C57
2021-12-27 13:53:53 s 1 -173130.35 3 +214689.28 8260.0 – C57
2021-12-27 14:23:53 S 08 05 46.370 +10 19 27.44 – V C57
2021-12-27 14:23:53 s 1 -173550.19 5 +212813.98 9550.0 – C57
2021-12-27 14:33:53 S 08 05 45.581 +10 19 11.50 – V C57
2021-12-27 14:33:53 s 1 -173688.01 5 +212186.28 6760.0 – C57
2021-12-27 14:43:53 S 08 05 44.700 +10 18 57.06 – V C57
2021-12-27 14:43:53 s 1 -173824.76 2 +211557.28 8990.0 – C57
2021-12-27 14:53:53 S 08 05 43.903 +10 18 40.03 – V C57
2021-12-27 14:53:53 s 1 -173960.43 2 +210926.97 6230.0 – C57
2021-12-27 15:03:53 S 08 05 43.102 +10 18 24.16 – V C57
2021-12-27 15:03:53 s 1 -174095.02 0 +210295.35 8440.0 – C57
2021-12-27 15:13:53 S 08 05 42.396 +10 18 07.31 – V C57
2021-12-27 15:13:53 s 1 -174228.52 0 +209662.43 5610.0 – C57
2021-12-27 15:23:53 S 08 05 41.503 +10 17 50.82 – V C57
2021-12-27 15:23:53 s 1 -174360.92 8 +209028.20 7710.0 – C57
2021-12-27 15:33:53 S 08 05 40.682 +10 17 35.38 – V C57
2021-12-27 15:33:53 s 1 -174492.23 9 +208392.66 4720.0 – C57
2021-12-27 15:43:53 S 08 05 39.912 +10 17 18.38 – V C57
2021-12-27 15:43:53 s 1 -174622.44 6 +207755.81 6610.0 – C57
2021-12-27 15:53:53 S 08 05 39.007 +10 17 03.23 – V C57
2021-12-27 15:53:53 s 1 -174751.54 6 +207117.65 3380.0 – C57
2021-12-27 16:03:53 S 08 05 38.213 +10 16 47.86 – V C57
2021-12-27 16:03:53 s 1 -174879.53 2 +206478.17 4980.0 – C57
2021-12-27 16:13:53 S 08 05 37.469 +10 16 30.72 – V C57
2021-12-27 16:13:53 s 1 -175006.40 0 +205837.38 1400.0 – C57
2021-12-27 16:23:53 S 08 05 36.665 +10 16 15.74 – V C57
2021-12-27 16:23:53 s 1 -175132.14 4 +205195.28 2610.0 – C57
2021-12-27 16:33:53 S 08 05 35.856 +10 15 57.89 – V C57
2021-12-27 16:33:53 s 1 -175256.75 9 +204551.86 8600.0 – C57
2021-12-27 16:53:53 S 08 05 34.291 +10 15 27.83 – V C57
2021-12-27 16:53:53 s 1 -175502.58 1 +203261.06 4790.0 – C57
2021-12-27 17:03:53 S 08 05 33.439 +10 15 10.40 – V C57
2021-12-27 17:03:53 s 1 -175623.77 6 +202613.68 4950.0 – C57
2021-12-27 17:13:53 S 08 05 32.575 +10 14 55.86 – V C57
2021-12-27 17:13:53 s 1 -175743.82 1 +201964.98 9780.0 – C57
2021-12-27 17:23:53 S 08 05 31.812 +10 14 38.08 – V C57
2021-12-27 17:23:53 s 1 -175862.70 9 +201314.96 9260.0 – C57
2021-12-27 17:33:53 S 08 05 31.006 +10 14 22.78 – V C57
2021-12-27 17:33:53 s 1 -175980.43 6 +200663.61 3370.0 – C57
2021-12-27 17:43:53 S 08 05 30.257 +10 14 06.50 – V C57
2021-12-27 17:43:53 s 1 -176096.99 5 +200010.94 2090.0 – C57
2021-12-27 17:53:53 S 08 05 29.302 +10 13 49.98 – V C57
2021-12-27 17:53:53 s 1 -176212.38 2 +199356.94 5380.0 – C57
2021-12-27 18:03:53 S 08 05 28.519 +10 13 34.90 – V C57
2021-12-27 18:03:53 s 1 -176326.58 9 +198701.62 3220.0 – C57
2021-12-27 18:13:53 S 08 05 27.694 +10 13 16.07 – V C57