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
2021-12-28 07:23:53 s 1 -181068.94 0 +141879.18 6130.0 C57
2021-12-28 07:33:53 S 08 04 22.272 +09 51 44.64 V C57
2021-12-28 07:33:53 s 1 -181064.98 6 +141112.94 3270.0 C57
2021-12-28 07:43:53 S 08 04 21.509 +09 51 30.60 V C57
2021-12-28 07:43:53 s 1 -181059.23 4 +140345.31 2250.0 C57
2021-12-28 07:53:53 S 08 04 20.738 +09 51 14.29 V C57
2021-12-28 07:53:53 s 1 -181051.67 3 +139576.28 3030.0 C57
2021-12-28 08:03:53 S 08 04 19.834 +09 50 57.12 V C57
2021-12-28 08:03:53 s 1 -181042.29 4 +138805.85 5570.0 C57
2021-12-28 08:13:53 S 08 04 19.073 +09 50 41.42 V C57
2021-12-28 08:13:53 s 1 -181031.08 6 +138034.02 9820.0 C57
2021-12-28 08:23:53 S 08 04 18.163 +09 50 25.98 V C57
2021-12-28 08:23:53 s 1 -181018.03 9 +137260.79 5730.0 C57
2021-12-28 08:33:53 S 08 04 17.388 +09 50 08.81 V C57
2021-12-28 08:33:53 s 1 -181003.14 3 +136486.16 3260.0 C57
2021-12-28 08:43:53 S 08 04 16.486 +09 49 51.74 V C57
2021-12-28 08:43:53 s 1 -180986.38 7 +135710.13 2370.0 C57
2021-12-28 08:53:53 S 08 04 15.689 +09 49 36.12 V C57
2021-12-28 08:53:53 s 1 -180967.76 2 +134932.70 3020.0 C57
2021-12-28 09:03:53 S 08 04 14.832 +09 49 20.71 V C57
2021-12-28 09:03:53 s 1 -180947.25 5 +134153.87 5140.0 C57
2021-12-28 09:13:53 S 08 04 14.045 +09 49 04.80 V C57
2021-12-28 09:13:53 s 1 -180924.85 7 +133373.64 8700.0 C57
2021-12-28 09:23:53 S 08 04 13.207 +09 48 47.05 V C57
2021-12-28 09:23:53 s 1 -180900.55 7 +132592.01 3660.0 C57
2021-12-28 09:33:53 S 08 04 12.379 +09 48 30.78 V C57
2021-12-28 09:33:53 s 1 -180874.34 4 +131808.98 9960.0 C57
2021-12-28 09:43:53 S 08 04 11.573 +09 48 15.34 V C57
2021-12-28 09:43:53 s 1 -180846.20 7 +131024.56 7550.0 C57
2021-12-28 09:53:53 S 08 04 10.778 +09 47 59.57 V C57
2021-12-28 09:53:53 s 1 -180816.13 5 +130238.73 6400.0 C57
2021-12-28 10:03:53 S 08 04 09.900 +09 47 43.19 V C57
2021-12-28 10:03:53 s 1 -180784.11 8 +129451.50 6450.0 C57
2021-12-28 10:13:53 S 08 04 09.161 +09 47 26.12 V C57
2021-12-28 10:13:53 s 1 -180750.14 3 +128662.87 7650.0 C57
2021-12-28 10:23:53 S 08 04 08.282 +09 47 09.74 V C57
2021-12-28 10:23:53 s 1 -180714.19 9 +127872.84 9960.0 C57
2021-12-28 10:33:53 S 08 04 07.486 +09 46 54.55 V C57
2021-12-28 10:33:53 s 1 -180676.27 6 +127081.42 3320.0 C57
2021-12-28 10:43:53 S 08 04 06.703 +09 46 37.78 V C57
2021-12-28 10:43:53 s 1 -180636.36 2 +126288.59 7680.0 C57
2021-12-28 10:53:53 S 08 04 05.825 +09 46 21.76 V C57
2021-12-28 10:53:53 s 1 -180594.44 5 +125494.37 3010.0 C57
2021-12-28 11:03:53 S 08 04 05.066 +09 46 06.78 V C57
2021-12-28 11:03:53 s 1 -180550.51 4 +124698.75 9240.0 C57
2021-12-28 11:13:53 S 08 04 04.099 +09 45 48.17 V C57
2021-12-28 11:13:53 s 1 -180504.55 7 +123901.73 6320.0 C57
2021-12-28 11:23:53 S 08 04 03.334 +09 45 32.87 V C57
2021-12-28 11:23:53 s 1 -180456.56 2 +123103.32 4210.0 C57
2021-12-28 11:33:53 S 08 04 02.513 +09 45 15.26 V C57