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
2021-12-22 12:23:53 S 08 14 32.398 +13 25 06.60 – V C57
2021-12-22 12:23:53 s 1 +50593.326 0 +378524.04 3700.0 – C57
2021-12-22 12:33:53 S 08 14 31.764 +13 24 55.22 – V C57
2021-12-22 12:33:53 s 1 +50245.872 0 +378659.59 6700.0 – C57
2021-12-22 12:43:53 S 08 14 31.188 +13 24 38.70 – V C57
2021-12-22 12:43:53 s 1 +49898.282 0 +378794.16 9370.0 – C57
2021-12-22 12:53:53 S 08 14 30.631 +13 24 24.66 – V C57
2021-12-22 12:53:53 s 1 +49550.558 0 +378927.76 1720.0 – C57
2021-12-22 13:03:53 S 08 14 29.880 +13 24 11.20 – V C57
2021-12-22 13:03:53 s 1 +49202.700 0 +379060.38 3760.0 – C57
2021-12-22 13:13:53 S 08 14 29.376 +13 23 56.08 – V C57
2021-12-22 13:13:53 s 1 +48854.709 0 +379192.02 5480.0 – C57
2021-12-22 13:23:54 S 08 14 28.747 +13 23 42.58 – V C57
2021-12-22 13:23:54 s 1 +48506.587 0 +379322.69 6890.0 – C57
2021-12-22 13:33:53 S 08 14 28.135 +13 23 28.10 – V C57
2021-12-22 13:33:53 s 1 +48158.335 0 +379452.38 7990.0 – C57
2021-12-22 13:43:54 S 08 14 27.420 +13 23 12.62 – V C57
2021-12-22 13:43:54 s 1 +47809.953 0 +379581.09 8790.0 – C57
2021-12-22 13:53:53 S 08 14 26.842 +13 22 58.94 – V C57
2021-12-22 13:53:53 s 1 +47461.442 0 +379708.83 9300.0 – C57
2021-12-22 14:03:53 S 08 14 26.378 +13 22 45.01 – V C57
2021-12-22 14:03:53 s 1 +47112.804 0 +379835.59 9510.0 – C57
2021-12-22 14:13:53 S 08 14 25.574 +13 22 30.54 – V C57
2021-12-22 14:13:53 s 1 +46764.039 0 +379961.38 9430.0 – C57
2021-12-22 14:23:53 S 08 14 24.970 +13 22 16.14 – V C57
2021-12-22 14:23:53 s 1 +46415.149 0 +380086.20 9070.0 – C57
2021-12-22 14:33:53 S 08 14 24.346 +13 22 01.02 – V C57
2021-12-22 14:33:53 s 1 +46066.134 0 +380210.04 8430.0 – C57
2021-12-22 14:43:53 S 08 14 23.779 +13 21 47.20 – V C57
2021-12-22 14:43:53 s 1 +45716.996 0 +380332.90 7510.0 – C57
2021-12-22 14:53:54 S 08 14 23.184 +13 21 31.36 – V C57
2021-12-22 14:53:54 s 1 +45367.734 0 +380454.80 6320.0 – C57
2021-12-22 15:03:53 S 08 14 22.565 +13 21 16.63 – V C57
2021-12-22 15:03:53 s 1 +45018.352 0 +380575.72 4850.0 – C57
2021-12-22 15:13:53 S 08 14 21.998 +13 21 02.70 – V C57
2021-12-22 15:13:53 s 1 +44668.848 0 +380695.66 3130.0 – C57
2021-12-22 15:23:53 S 08 14 21.401 +13 20 49.06 – V C57
2021-12-22 15:23:53 s 1 +44319.225 0 +380814.64 1140.0 – C57
2021-12-22 15:33:53 S 08 14 20.479 +13 20 36.67 – V C57
2021-12-22 15:33:53 s 1 +43969.483 0 +380932.64 8900.0 – C57
2021-12-22 15:43:53 S 08 14 20.002 +13 20 22.38 – V C57
2021-12-22 15:43:53 s 1 +43619.624 0 +381049.66 6400.0 – C57
2021-12-22 15:53:53 S 08 14 19.498 +13 20 06.76 – V C57
2021-12-22 15:53:53 s 1 +43269.647 0 +381165.72 3660.0 – C57
2021-12-22 16:03:53 S 08 14 18.787 +13 19 54.05 – V C57
2021-12-22 16:03:53 s 1 +42919.555 0 +381280.80 670.0 – C57
2021-12-22 16:13:53 S 08 14 18.233 +13 19 38.60 – V C57
2021-12-22 16:13:53 s 1 +42569.348 0 +381394.92 7450.0 – C57
2021-12-22 16:23:54 S 08 14 17.566 +13 19 25.61 – V C57
2021-12-22 16:23:54 s 1 +42219.027 0 +381508.06 3980.0 – C57