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
2021-11-30 16:33:56 s 1 -166222.90 5 +180515.34 5410.0 C57
2021-11-30 17:03:56 S 08 29 07.183 +23 01 24.96 V C57
2021-11-30 17:03:56 s 1 -166471.97 5 +178366.10 8690.0 C57
2021-11-30 17:13:56 S 08 29 07.186 +23 01 09.77 V C57
2021-11-30 17:13:56 s 1 -166552.06 2 +177646.54 930.0 C57
2021-11-30 17:23:56 S 08 29 07.099 +23 01 02.24 V C57
2021-11-30 17:23:56 s 1 -166630.66 7 +176925.40 7020.0 C57
2021-11-30 17:43:56 S 08 29 06.797 +23 00 48.56 V C57
2021-11-30 17:43:56 s 1 -166783.39 8 +175478.40 600.0 C57
2021-11-30 17:53:56 S 08 29 07.078 +23 00 37.62 V C57
2021-11-30 17:53:56 s 1 -166857.50 6 +174752.52 8030.0 C57
2021-11-30 18:13:56 S 08 29 06.691 +23 00 19.87 V C57
2021-11-30 18:13:56 s 1 -167001.16 3 +173296.02 3980.0 C57
2021-11-30 19:43:56 S 08 29 06.022 +22 59 00.31 V C57
2021-11-30 19:43:56 s 1 -167570.62 3 +166662.95 6670.0 C57
2021-11-30 19:53:56 S 08 29 06.283 +22 58 53.22 V C57
2021-11-30 19:53:56 s 1 -167625.93 3 +165917.95 6220.0 C57
2021-11-30 20:43:56 S 08 29 05.760 +22 58 06.53 V C57
2021-11-30 20:43:56 s 1 -167877.88 3 +162168.77 2180.0 C57
2021-11-30 20:53:56 S 08 29 05.479 +22 57 56.38 V C57
2021-11-30 20:53:56 s 1 -167923.28 3 +161414.10 730.0 C57
2021-11-30 21:13:56 S 08 29 05.450 +22 57 39.96 V C57
2021-11-30 21:13:56 s 1 -168009.01 3 +159899.89 6890.0 C57
2021-11-30 21:43:56 S 08 29 05.657 +22 57 14.47 V C57
2021-11-30 21:43:56 s 1 -168124.77 6 +157616.41 8110.0 C57
2021-11-30 22:33:56 S 08 29 05.030 +22 56 35.30 V C57
2021-11-30 22:33:56 s 1 -168282.79 8 +153778.06 5980.0 C57
2021-11-30 23:03:56 S 08 29 04.620 +22 56 07.44 V C57
2021-11-30 23:03:56 s 1 -168356.18 5 +151455.43 2290.0 C57
2021-11-30 23:13:56 S 08 29 04.558 +22 55 53.36 V C57
2021-11-30 23:13:56 s 1 -168377.00 9 +150677.94 9400.0 C57
2021-11-30 23:23:56 S 08 29 04.783 +22 55 46.34 V C57
2021-11-30 23:23:56 s 1 -168395.99 6 +149898.81 8920.0 C57
2021-12-01 00:13:56 S 08 29 04.538 +22 55 01.85 V C57
2021-12-01 00:13:56 s 1 -168462.95 8 +145978.47 1300.0 C57
2021-12-01 00:43:56 S 08 29 04.118 +22 54 33.16 V C57
2021-12-01 00:43:56 s 1 -168480.33 2 +143606.46 6810.0 C57
2021-12-01 01:03:56 S 08 29 03.874 +22 54 17.68 V C57
2021-12-01 01:03:56 s 1 -168482.21 1 +142016.84 7220.0 C57
2021-12-01 01:13:56 S 08 29 03.890 +22 54 08.60 V C57
2021-12-01 01:13:56 s 1 -168480.20 2 +141219.54 300.0 C57
2021-12-01 01:23:56 S 08 29 03.864 +22 53 54.92 V C57
2021-12-01 01:23:56 s 1 -168476.21 1 +140420.59 5220.0 C57
2021-12-01 02:53:56 S 08 29 03.125 +22 52 42.28 V C57
2021-12-01 02:53:56 s 1 -168348.94 0 +133155.06 4080.0 C57
2021-12-01 03:03:56 S 08 29 02.974 +22 52 30.40 V C57
2021-12-01 03:03:56 s 1 -168324.40 5 +132339.43 4600.0 C57
2021-12-01 03:23:56 S 08 29 02.918 +22 52 09.48 V C57
2021-12-01 03:23:56 s 1 -168268.93 2 +130703.16 9360.0 C57
2021-12-01 03:43:56 S 08 29 02.239 +22 51 55.94 V C57