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
2021-12-24 08:33:53 S 08 11 38.611 +12 20 30.44 V C57
2021-12-24 08:33:53 s 1 -43335.551 0 +380778.29 3260.0 C57
2021-12-24 08:43:53 S 08 11 37.884 +12 20 13.88 V C57
2021-12-24 08:43:53 s 1 -43686.286 0 +380659.36 9090.0 C57
2021-12-24 08:53:53 S 08 11 37.147 +12 19 59.81 V C57
2021-12-24 08:53:53 s 1 -44036.910 0 +380539.47 4200.0 C57
2021-12-24 09:03:53 S 08 11 36.396 +12 19 44.47 V C57
2021-12-24 09:03:53 s 1 -44387.423 0 +380418.61 8590.0 C57
2021-12-24 09:13:53 S 08 11 35.774 +12 19 28.92 V C57
2021-12-24 09:13:53 s 1 -44737.824 0 +380296.78 2250.0 C57
2021-12-24 09:23:53 S 08 11 35.035 +12 19 15.02 V C57
2021-12-24 09:23:53 s 1 -45088.112 0 +380174.00 5190.0 C57
2021-12-24 09:33:53 S 08 11 34.375 +12 18 58.93 V C57
2021-12-24 09:33:53 s 1 -45438.286 0 +380050.24 7390.0 C57
2021-12-24 09:43:53 S 08 11 33.701 +12 18 44.82 V C57
2021-12-24 09:43:53 s 1 -45788.345 0 +379925.52 8850.0 C57
2021-12-24 09:53:53 S 08 11 32.981 +12 18 29.23 V C57
2021-12-24 09:53:53 s 1 -46138.287 0 +379799.84 9560.0 C57
2021-12-24 10:03:53 S 08 11 32.256 +12 18 15.05 V C57
2021-12-24 10:03:53 s 1 -46488.114 0 +379673.18 9540.0 C57
2021-12-24 10:13:53 S 08 11 31.620 +12 18 00.04 V C57
2021-12-24 10:13:53 s 1 -46837.822 0 +379545.57 8760.0 C57
2021-12-24 10:23:53 S 08 11 30.929 +12 17 44.74 V C57
2021-12-24 10:23:53 s 1 -47187.411 0 +379416.98 7220.0 C57
2021-12-24 10:33:53 S 08 11 30.178 +12 17 29.40 V C57
2021-12-24 10:33:53 s 1 -47536.880 0 +379287.43 4920.0 C57
2021-12-24 10:43:53 S 08 11 29.563 +12 17 16.26 V C57
2021-12-24 10:43:53 s 1 -47886.229 0 +379156.91 1860.0 C57
2021-12-24 10:53:53 S 08 11 28.884 +12 16 57.94 V C57
2021-12-24 10:53:53 s 1 -48235.455 0 +379025.43 8030.0 C57
2021-12-24 11:03:53 S 08 11 28.068 +12 16 44.76 V C57
2021-12-24 11:03:53 s 1 -48584.559 0 +378892.97 3430.0 C57
2021-12-24 11:13:53 S 08 11 27.430 +12 16 28.88 V C57
2021-12-24 11:13:53 s 1 -48933.539 0 +378759.55 8060.0 C57
2021-12-24 11:23:53 S 08 11 26.719 +12 16 14.70 V C57
2021-12-24 11:23:53 s 1 -49282.395 0 +378625.17 1900.0 C57
2021-12-24 11:33:53 S 08 11 25.999 +12 15 59.58 V C57
2021-12-24 11:33:53 s 1 -49631.124 0 +378489.81 4950.0 C57
2021-12-24 11:43:53 S 08 11 25.346 +12 15 44.53 V C57
2021-12-24 11:43:53 s 1 -49979.727 0 +378353.49 7220.0 C57
2021-12-24 11:53:53 S 08 11 24.581 +12 15 28.15 V C57
2021-12-24 11:53:53 s 1 -50328.202 0 +378216.19 8690.0 C57
2021-12-24 12:03:53 S 08 11 23.815 +12 15 14.29 V C57
2021-12-24 12:03:53 s 1 -50676.549 0 +378077.93 9360.0 C57
2021-12-24 12:13:53 S 08 11 23.333 +12 14 57.80 V C57
2021-12-24 12:13:53 s 1 -51024.765 0 +377938.70 9230.0 C57
2021-12-24 12:23:53 S 08 11 22.829 +12 14 42.86 V C57
2021-12-24 12:23:53 s 1 -51372.851 0 +377798.50 8300.0 C57
2021-12-24 12:33:53 S 08 11 21.974 +12 14 29.04 V C57
2021-12-24 12:33:53 s 1 -51720.806 0 +377657.34 6550.0 C57