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 17:53:54 s 1 -177074.63 8 +126791.25 9100.0 C57
2021-12-14 18:03:54 S 08 22 45.554 +17 23 04.34 V C57
2021-12-14 18:03:54 s 1 -177029.06 3 +125986.41 2900.0 C57
2021-12-14 18:13:54 S 08 22 45.014 +17 22 52.39 V C57
2021-12-14 18:13:54 s 1 -176981.41 0 +125180.09 7700.0 C57
2021-12-14 18:23:54 S 08 22 44.594 +17 22 41.38 V C57
2021-12-14 18:23:54 s 1 -176931.66 5 +124372.29 3460.0 C57
2021-12-14 18:33:54 S 08 22 44.203 +17 22 30.76 V C57
2021-12-14 18:33:54 s 1 -176879.81 6 +123563.01 120.0 C57
2021-12-14 18:43:54 S 08 22 43.702 +17 22 17.33 V C57
2021-12-14 18:43:54 s 1 -176825.84 9 +122752.25 7630.0 C57
2021-12-14 18:53:54 S 08 22 43.318 +17 22 04.37 V C57
2021-12-14 18:53:54 s 1 -176769.75 2 +121940.01 5930.0 C57
2021-12-14 19:03:54 S 08 22 43.049 +17 21 51.80 V C57
2021-12-14 19:03:54 s 1 -176711.51 1 +121126.29 4970.0 C57
2021-12-14 19:13:54 S 08 22 42.631 +17 21 40.64 V C57
2021-12-14 19:13:54 s 1 -176651.11 2 +120311.09 4690.0 C57
2021-12-14 19:23:54 S 08 22 42.058 +17 21 27.72 V C57
2021-12-14 19:23:54 s 1 -176588.54 4 +119494.41 5030.0 C57
2021-12-14 19:33:54 S 08 22 41.645 +17 21 15.77 V C57
2021-12-14 19:33:54 s 1 -176523.79 1 +118676.25 5950.0 C57
2021-12-14 19:43:54 S 08 22 41.098 +17 21 01.69 V C57
2021-12-14 19:43:54 s 1 -176456.84 0 +117856.61 7390.0 C57
2021-12-14 19:53:54 S 08 22 40.747 +17 20 51.40 V C57
2021-12-14 19:53:54 s 1 -176387.67 8 +117035.50 9280.0 C57
2021-12-14 20:03:54 S 08 22 40.366 +17 20 40.67 V C57
2021-12-14 20:03:54 s 1 -176316.29 1 +116212.90 1570.0 C57
2021-12-14 20:13:54 S 08 22 39.994 +17 20 28.68 V C57
2021-12-14 20:13:54 s 1 -176242.66 4 +115388.83 4210.0 C57
2021-12-14 20:23:54 S 08 22 39.562 +17 20 16.66 V C57
2021-12-14 20:23:54 s 1 -176166.78 4 +114563.29 7130.0 C57
2021-12-14 20:33:54 S 08 22 39.197 +17 20 04.78 V C57
2021-12-14 20:33:54 s 1 -176088.63 5 +113736.26 270.0 C57
2021-12-14 20:43:54 S 08 22 38.666 +17 19 51.71 V C57
2021-12-14 20:43:54 s 1 -176008.20 5 +112907.77 3590.0 C57
2021-12-14 20:53:54 S 08 22 38.328 +17 19 39.36 V C57
2021-12-14 20:53:54 s 1 -175925.47 8 +112077.79 7000.0 C57
2021-12-14 21:03:54 S 08 22 37.867 +17 19 27.08 V C57
2021-12-14 21:03:54 s 1 -175840.44 0 +111246.35 470.0 C57
2021-12-14 21:13:54 S 08 22 37.394 +17 19 15.17 V C57
2021-12-14 21:13:54 s 1 -175753.07 5 +110413.43 3920.0 C57
2021-12-14 21:23:54 S 08 22 37.051 +17 19 03.83 V C57
2021-12-14 21:23:54 s 1 -175663.37 0 +109579.04 7290.0 C57
2021-12-14 21:33:54 S 08 22 36.646 +17 18 51.70 V C57
2021-12-14 21:33:54 s 1 -175571.30 9 +108743.18 530.0 C57
2021-12-14 21:43:54 S 08 22 36.175 +17 18 39.60 V C57
2021-12-14 21:43:54 s 1 -175476.87 6 +107905.85 3560.0 C57
2021-12-14 21:53:54 S 08 22 35.707 +17 18 27.25 V C57
2021-12-14 21:53:54 s 1 -175380.05 7 +107067.05 6330.0 C57
2021-12-14 22:03:54 S 08 22 35.621 +17 18 14.36 V C57