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
2021-12-14 07:53:54 s 1 -176431.63 4 +172390.27 5420.0 C57
2021-12-14 08:03:54 S 08 23 10.210 +17 35 04.42 V C57
2021-12-14 08:03:54 s 1 -176490.88 9 +171673.18 6120.0 C57
2021-12-14 08:13:54 S 08 23 09.775 +17 34 53.69 V C57
2021-12-14 08:13:54 s 1 -176548.67 1 +170954.66 350.0 C57
2021-12-14 08:23:54 S 08 23 09.437 +17 34 42.35 V C57
2021-12-14 08:23:54 s 1 -176604.97 3 +170234.71 8070.0 C57
2021-12-14 08:33:54 S 08 23 09.058 +17 34 28.70 V C57
2021-12-14 08:33:54 s 1 -176659.78 5 +169513.32 9260.0 C57
2021-12-14 08:43:54 S 08 23 08.585 +17 34 19.16 V C57
2021-12-14 08:43:54 s 1 -176713.10 0 +168790.49 3870.0 C57
2021-12-14 08:53:54 S 08 23 08.222 +17 34 07.25 V C57
2021-12-14 08:53:54 s 1 -176764.91 1 +168066.23 1880.0 C57
2021-12-14 09:03:54 S 08 23 07.795 +17 33 53.82 V C57
2021-12-14 09:03:54 s 1 -176815.20 7 +167340.52 3240.0 C57
2021-12-14 09:13:54 S 08 23 07.315 +17 33 41.08 V C57
2021-12-14 09:13:54 s 1 -176863.98 2 +166613.38 7940.0 C57
2021-12-14 09:23:54 S 08 23 07.001 +17 33 29.48 V C57
2021-12-14 09:23:54 s 1 -176911.22 8 +165884.79 5920.0 C57
2021-12-14 09:33:54 S 08 23 06.655 +17 33 20.02 V C57
2021-12-14 09:33:54 s 1 -176956.93 4 +165154.76 7160.0 C57
2021-12-14 10:03:54 S 08 23 05.076 +17 32 45.10 V C57
2021-12-14 10:03:54 s 1 -177084.73 9 +162956.00 40.0 C57
2021-12-14 10:33:54 S 08 23 03.871 +17 32 07.87 V C57
2021-12-14 10:33:54 s 1 -177198.38 9 +160744.22 930.0 C57
2021-12-14 11:13:54 S 08 23 02.477 +17 31 18.95 V C57
2021-12-14 11:13:54 s 1 -177327.49 2 +157774.85 630.0 C57
2021-12-14 11:23:54 S 08 23 01.978 +17 31 07.32 V C57
2021-12-14 11:23:54 s 1 -177355.70 3 +157028.87 5270.0 C57
2021-12-14 11:33:54 S 08 23 01.582 +17 30 53.86 V C57
2021-12-14 11:33:54 s 1 -177382.26 9 +156281.44 2730.0 C57
2021-12-14 11:43:54 S 08 23 01.171 +17 30 43.74 V C57
2021-12-14 11:43:54 s 1 -177407.18 2 +155532.54 2960.0 C57
2021-12-14 11:53:54 S 08 23 00.838 +17 30 30.64 V C57
2021-12-14 11:53:54 s 1 -177430.43 1 +154782.19 5930.0 C57
2021-12-14 12:03:54 S 08 23 00.300 +17 30 18.58 V C57
2021-12-14 12:03:54 s 1 -177452.00 8 +154030.38 1590.0 C57
2021-12-14 12:13:54 S 08 22 59.957 +17 30 04.90 V C57
2021-12-14 12:13:54 s 1 -177471.90 3 +153277.11 9910.0 C57
2021-12-14 12:23:54 S 08 22 59.539 +17 29 54.24 V C57
2021-12-14 12:23:54 s 1 -177490.10 7 +152522.38 840.0 C57
2021-12-14 12:33:54 S 08 22 59.071 +17 29 41.86 V C57
2021-12-14 12:33:54 s 1 -177506.61 0 +151766.19 4350.0 C57
2021-12-14 12:43:54 S 08 22 58.709 +17 29 30.98 V C57
2021-12-14 12:43:54 s 1 -177521.40 1 +151008.53 390.0 C57
2021-12-14 12:53:54 S 08 22 58.229 +17 29 19.00 V C57
2021-12-14 12:53:54 s 1 -177534.47 2 +150249.41 8930.0 C57
2021-12-14 13:03:54 S 08 22 57.799 +17 29 07.19 V C57
2021-12-14 13:03:54 s 1 -177545.81 3 +149488.82 9920.0 C57
2021-12-14 13:13:54 S 08 22 57.511 +17 28 53.76 V C57