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 07:13:53 S 08 14 51.427 +13 32 28.00 – V C57
2021-12-22 07:13:53 s 1 +61291.650 0 +373835.51 5750.0 – C57
2021-12-22 07:23:54 S 08 14 50.746 +13 32 14.57 – V C57
2021-12-22 07:23:54 s 1 +60948.902 0 +374001.52 970.0 – C57
2021-12-22 07:33:53 S 08 14 50.146 +13 32 00.89 – V C57
2021-12-22 07:33:53 s 1 +60605.987 0 +374166.54 5730.0 – C57
2021-12-22 07:43:54 S 08 14 49.562 +13 31 46.13 – V C57
2021-12-22 07:43:54 s 1 +60262.906 0 +374330.57 30.0 – C57
2021-12-22 07:53:53 S 08 14 48.974 +13 31 32.12 – V C57
2021-12-22 07:53:53 s 1 +59919.659 0 +374493.61 3890.0 – C57
2021-12-22 08:03:54 S 08 14 48.334 +13 31 17.76 – V C57
2021-12-22 08:03:54 s 1 +59576.249 0 +374655.67 7300.0 – C57
2021-12-22 08:13:53 S 08 14 47.690 +13 31 03.18 – V C57
2021-12-22 08:13:53 s 1 +59232.675 0 +374816.74 270.0 – C57
2021-12-22 08:23:53 S 08 14 47.105 +13 30 49.28 – V C57
2021-12-22 08:23:53 s 1 +58888.939 0 +374976.83 2810.0 – C57
2021-12-22 08:33:53 S 08 14 46.618 +13 30 33.88 – V C57
2021-12-22 08:33:53 s 1 +58545.042 0 +375135.93 4910.0 – C57
2021-12-22 09:43:53 S 08 14 42.307 +13 28 54.98 – V C57
2021-12-22 09:43:53 s 1 +56133.339 0 +376222.07 7860.0 – C57
2021-12-22 09:53:53 S 08 14 41.671 +13 28 40.44 – V C57
2021-12-22 09:53:53 s 1 +55788.191 0 +376373.30 6660.0 – C57
2021-12-22 10:03:53 S 08 14 40.946 +13 28 27.12 – V C57
2021-12-22 10:03:53 s 1 +55442.891 0 +376523.55 5060.0 – C57
2021-12-22 10:13:53 S 08 14 40.387 +13 28 12.79 – V C57
2021-12-22 10:13:53 s 1 +55097.440 0 +376672.81 3070.0 – C57
2021-12-22 10:23:54 S 08 14 39.854 +13 27 58.97 – V C57
2021-12-22 10:23:54 s 1 +54751.839 0 +376821.10 700.0 – C57
2021-12-22 10:33:53 S 08 14 39.127 +13 27 44.93 – V C57
2021-12-22 10:33:53 s 1 +54406.090 0 +376968.40 7940.0 – C57
2021-12-22 10:43:54 S 08 14 38.482 +13 27 30.46 – V C57
2021-12-22 10:43:54 s 1 +54060.193 0 +377114.72 4810.0 – C57
2021-12-22 10:53:53 S 08 14 37.884 +13 27 16.38 – V C57
2021-12-22 10:53:53 s 1 +53714.150 0 +377260.06 1310.0 – C57
2021-12-22 11:03:53 S 08 14 37.382 +13 27 03.13 – V C57
2021-12-22 11:03:53 s 1 +53367.960 0 +377404.42 7440.0 – C57
2021-12-22 11:13:53 S 08 14 36.742 +13 26 46.90 – V C57
2021-12-22 11:13:53 s 1 +53021.627 0 +377547.80 3200.0 – C57
2021-12-22 11:23:53 S 08 14 36.043 +13 26 33.83 – V C57
2021-12-22 11:23:53 s 1 +52675.149 0 +377690.20 8600.0 – C57
2021-12-22 11:33:53 S 08 14 35.354 +13 26 19.46 – V C57
2021-12-22 11:33:53 s 1 +52328.529 0 +377831.62 3650.0 – C57
2021-12-22 11:43:53 S 08 14 34.872 +13 26 04.74 – V C57
2021-12-22 11:43:53 s 1 +51981.768 0 +377972.06 8340.0 – C57
2021-12-22 11:53:54 S 08 14 34.274 +13 25 51.20 – V C57
2021-12-22 11:53:54 s 1 +51634.866 0 +378111.52 2690.0 – C57
2021-12-22 12:03:53 S 08 14 33.708 +13 25 37.06 – V C57
2021-12-22 12:03:53 s 1 +51287.824 0 +378250.01 6700.0 – C57
2021-12-22 12:13:54 S 08 14 32.966 +13 25 21.50 – V C57
2021-12-22 12:13:54 s 1 +50940.644 0 +378387.51 360.0 – C57