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
2021-12-12 16:13:54 s 1 -133134.64 8 +305506.28 8980.0 – C57
2021-12-12 16:23:54 S 08 24 42.168 +18 21 33.52 – V C57
2021-12-12 16:23:54 s 1 -133401.05 2 +305090.82 3980.0 – C57
2021-12-12 16:33:54 S 08 24 41.786 +18 21 18.54 – V C57
2021-12-12 16:33:54 s 1 -133666.96 7 +304674.24 6670.0 – C57
2021-12-12 16:43:54 S 08 24 41.554 +18 21 07.31 – V C57
2021-12-12 16:43:54 s 1 -133932.39 0 +304256.53 7060.0 – C57
2021-12-12 16:53:54 S 08 24 41.299 +18 20 53.81 – V C57
2021-12-12 16:53:54 s 1 -134197.32 0 +303837.71 5120.0 – C57
2021-12-12 17:03:54 S 08 24 40.793 +18 20 44.92 – V C57
2021-12-12 17:03:54 s 1 -134461.75 4 +303417.76 860.0 – C57
2021-12-12 17:13:54 S 08 24 40.510 +18 20 32.71 – V C57
2021-12-12 17:13:54 s 1 -134725.69 1 +302996.68 4260.0 – C57
2021-12-12 17:23:54 S 08 24 40.099 +18 20 21.48 – V C57
2021-12-12 17:23:54 s 1 -134989.12 8 +302574.48 5310.0 – C57
2021-12-12 17:33:54 S 08 24 39.811 +18 20 10.14 – V C57
2021-12-12 17:33:54 s 1 -135252.06 3 +302151.15 4010.0 – C57
2021-12-12 17:43:54 S 08 24 39.398 +18 19 58.51 – V C57
2021-12-12 17:43:54 s 1 -135514.49 4 +301726.69 340.0 – C57
2021-12-12 17:53:54 S 08 24 39.058 +18 19 49.08 – V C57
2021-12-12 17:53:54 s 1 -135776.41 9 +301301.10 4300.0 – C57
2021-12-12 18:03:54 S 08 24 38.534 +18 19 34.72 – V C57
2021-12-12 18:03:54 s 1 -136037.83 5 +300874.38 5870.0 – C57
2021-12-12 18:13:54 S 08 24 38.263 +18 19 24.85 – V C57
2021-12-12 18:13:54 s 1 -136298.74 1 +300446.53 5050.0 – C57
2021-12-12 18:23:54 S 08 24 37.740 +18 19 11.50 – V C57
2021-12-12 18:23:54 s 1 -136559.13 4 +300017.55 1830.0 – C57
2021-12-12 18:33:54 S 08 24 37.517 +18 19 00.80 – V C57
2021-12-12 18:33:54 s 1 -136819.01 2 +299587.43 6200.0 – C57
2021-12-12 18:43:54 S 08 24 37.133 +18 18 50.40 – V C57
2021-12-12 18:43:54 s 1 -137078.37 3 +299156.18 8140.0 – C57
2021-12-12 18:53:54 S 08 24 36.715 +18 18 40.28 – V C57
2021-12-12 18:53:54 s 1 -137337.21 4 +298723.79 7660.0 – C57
2021-12-12 19:03:54 S 08 24 36.374 +18 18 25.56 – V C57
2021-12-12 19:03:54 s 1 -137595.53 4 +298290.27 4730.0 – C57
2021-12-12 19:13:54 S 08 24 36.082 +18 18 16.78 – V C57
2021-12-12 19:13:54 s 1 -137853.33 0 +297855.61 9350.0 – C57
2021-12-12 19:23:54 S 08 24 35.722 +18 18 05.26 – V C57
2021-12-12 19:23:54 s 1 -138110.60 1 +297419.81 1520.0 – C57
2021-12-12 19:33:54 S 08 24 35.318 +18 17 54.10 – V C57
2021-12-12 19:33:54 s 1 -138367.34 2 +296982.87 1210.0 – C57
2021-12-12 19:43:54 S 08 24 35.009 +18 17 42.25 – V C57
2021-12-12 19:43:54 s 1 -138623.55 4 +296544.78 8430.0 – C57
2021-12-12 19:53:54 S 08 24 34.606 +18 17 30.77 – V C57
2021-12-12 19:53:54 s 1 -138879.23 2 +296105.56 3160.0 – C57
2021-12-12 20:03:54 S 08 24 34.109 +18 17 18.67 – V C57
2021-12-12 20:03:54 s 1 -139134.37 6 +295665.20 5380.0 – C57
2021-12-12 20:13:54 S 08 24 34.176 +18 17 05.68 – V C57
2021-12-12 20:13:54 s 1 -139388.98 2 +295223.69 5110.0 – C57
2021-12-12 20:23:54 S 08 24 33.523 +18 16 53.65 – V C57