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
2021-12-07 04:13:54 s 1 +124618.69 7 +321994.90 2350.0 C57
2021-12-07 04:23:54 S 08 28 13.699 +20 41 22.99 V C57
2021-12-07 04:23:54 s 1 +124341.16 8 +322363.00 4040.0 C57
2021-12-07 04:33:54 S 08 28 13.375 +20 41 09.38 V C57
2021-12-07 04:33:54 s 1 +124063.21 2 +322730.02 4230.0 C57
2021-12-07 04:43:54 S 08 28 13.190 +20 41 01.97 V C57
2021-12-07 04:43:54 s 1 +123784.82 9 +323095.96 2920.0 C57
2021-12-07 05:03:54 S 08 28 13.094 +20 40 44.44 V C57
2021-12-07 05:03:54 s 1 +123226.79 6 +323824.58 5820.0 C57
2021-12-07 05:13:54 S 08 28 12.876 +20 40 33.17 V C57
2021-12-07 05:13:54 s 1 +122947.14 7 +324187.26 40.0 C57
2021-12-07 05:23:54 S 08 28 12.545 +20 40 23.84 V C57
2021-12-07 05:23:54 s 1 +122667.08 1 +324548.87 2790.0 C57
2021-12-07 05:43:54 S 08 28 12.557 +20 40 02.89 V C57
2021-12-07 05:43:54 s 1 +122105.69 8 +325268.85 3910.0 C57
2021-12-07 05:53:54 S 08 28 11.957 +20 39 55.01 V C57
2021-12-07 05:53:54 s 1 +121824.38 6 +325627.22 2280.0 C57
2021-12-07 06:03:54 S 08 28 11.904 +20 39 43.96 V C57
2021-12-07 06:03:54 s 1 +121542.66 2 +325984.52 9210.0 C57
2021-12-07 06:13:54 S 08 28 11.758 +20 39 34.52 V C57
2021-12-07 06:13:54 s 1 +121260.52 8 +326340.74 4690.0 C57
2021-12-07 06:33:54 S 08 28 11.314 +20 39 14.58 V C57
2021-12-07 06:33:54 s 1 +120695.03 7 +327049.95 1370.0 C57
2021-12-07 06:43:54 S 08 28 11.071 +20 39 05.33 V C57
2021-12-07 06:43:54 s 1 +120411.68 3 +327402.95 2570.0 C57
2021-12-07 06:53:54 S 08 28 11.006 +20 38 54.10 V C57
2021-12-07 06:53:54 s 1 +120127.92 6 +327754.87 2370.0 C57
2021-12-07 07:03:54 S 08 28 10.958 +20 38 45.06 V C57
2021-12-07 07:03:54 s 1 +119843.76 8 +328105.72 750.0 C57
2021-12-07 07:13:54 S 08 28 10.726 +20 38 35.81 V C57
2021-12-07 07:13:54 s 1 +119559.20 9 +328455.51 7730.0 C57
2021-12-07 07:23:54 S 08 28 10.690 +20 38 25.76 V C57
2021-12-07 07:23:54 s 1 +119274.25 3 +328804.22 3320.0 C57
2021-12-07 07:33:54 S 08 28 10.258 +20 38 14.28 V C57
2021-12-07 07:33:54 s 1 +118988.89 9 +329151.86 7520.0 C57
2021-12-07 07:43:54 S 08 28 10.356 +20 38 03.95 V C57
2021-12-07 07:43:54 s 1 +118703.15 1 +329498.44 340.0 C57
2021-12-07 07:53:54 S 08 28 10.301 +20 37 55.81 V C57
2021-12-07 07:53:54 s 1 +118417.00 9 +329843.94 1790.0 C57
2021-12-07 08:03:54 S 08 28 09.854 +20 37 47.93 V C57
2021-12-07 08:03:54 s 1 +118130.47 6 +330188.38 1860.0 C57
2021-12-07 08:13:54 S 08 28 09.670 +20 37 36.41 V C57
2021-12-07 08:13:54 s 1 +117843.55 3 +330531.76 570.0 C57
2021-12-07 08:23:54 S 08 28 09.432 +20 37 22.44 V C57
2021-12-07 08:23:54 s 1 +117556.24 1 +330874.07 7930.0 C57
2021-12-07 08:33:54 S 08 28 09.192 +20 37 14.84 V C57
2021-12-07 08:33:54 s 1 +117268.54 3 +331215.31 3940.0 C57
2021-12-07 08:43:54 S 08 28 09.086 +20 37 08.26 V C57
2021-12-07 08:43:54 s 1 +116980.45 9 +331555.49 8600.0 C57
2021-12-07 08:53:54 S 08 28 08.933 +20 36 58.82 V C57