IAA RAS IAA Minor Planet Database

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
2021-12-20 19:03:54 S 08 16 55.858 +14 22 41.77 – V C57
2021-12-20 19:03:54 s 1 +129642.93 7 +313618.75 3910.0 – C57
2021-12-20 19:13:54 S 08 16 55.337 +14 22 28.56 – V C57
2021-12-20 19:13:54 s 1 +129366.30 7 +314011.55 810.0 – C57
2021-12-20 19:23:54 S 08 16 54.790 +14 22 15.42 – V C57
2021-12-20 19:23:54 s 1 +129089.20 5 +314403.23 6010.0 – C57
2021-12-20 19:33:54 S 08 16 54.254 +14 22 01.52 – V C57
2021-12-20 19:33:54 s 1 +128811.63 3 +314793.78 9520.0 – C57
2021-12-20 19:43:54 S 08 16 53.789 +14 21 49.50 – V C57
2021-12-20 19:43:54 s 1 +128533.59 2 +315183.22 1330.0 – C57
2021-12-20 19:53:54 S 08 16 53.268 +14 21 34.85 – V C57
2021-12-20 19:53:54 s 1 +128255.08 4 +315571.54 1470.0 – C57
2021-12-20 20:03:54 S 08 16 52.615 +14 21 20.41 – V C57
2021-12-20 20:03:54 s 1 +127976.11 1 +315958.74 9930.0 – C57
2021-12-20 20:13:54 S 08 16 52.118 +14 21 06.73 – V C57
2021-12-20 20:13:54 s 1 +127696.67 6 +316344.82 6720.0 – C57
2021-12-20 20:23:54 S 08 16 51.533 +14 20 52.73 – V C57
2021-12-20 20:23:54 s 1 +127416.78 0 +316729.78 1870.0 – C57
2021-12-20 20:33:54 S 08 16 50.998 +14 20 39.80 – V C57
2021-12-20 20:33:54 s 1 +127136.42 5 +317113.63 5360.0 – C57
2021-12-20 20:43:54 S 08 16 50.429 +14 20 25.40 – V C57
2021-12-20 20:43:54 s 1 +126855.61 3 +317496.36 7210.0 – C57
2021-12-20 20:53:54 S 08 16 49.951 +14 20 13.02 – V C57
2021-12-20 20:53:54 s 1 +126574.34 6 +317877.97 7420.0 – C57
2021-12-20 21:03:54 S 08 16 49.426 +14 19 58.48 – V C57
2021-12-20 21:03:54 s 1 +126292.62 5 +318258.48 6020.0 – C57
2021-12-20 21:13:54 S 08 16 48.914 +14 19 45.66 – V C57
2021-12-20 21:13:54 s 1 +126010.45 3 +318637.87 2990.0 – C57
2021-12-20 21:23:54 S 08 16 48.302 +14 19 31.12 – V C57
2021-12-20 21:23:54 s 1 +125727.83 2 +319016.15 8350.0 – C57
2021-12-20 21:33:54 S 08 16 47.758 +14 19 17.36 – V C57
2021-12-20 21:33:54 s 1 +125444.76 3 +319393.32 2110.0 – C57
2021-12-20 21:43:54 S 08 16 47.266 +14 19 04.84 – V C57
2021-12-20 21:43:54 s 1 +125161.24 8 +319769.38 4270.0 – C57
2021-12-20 21:53:54 S 08 16 46.584 +14 18 51.37 – V C57
2021-12-20 21:53:54 s 1 +124877.29 0 +320144.33 4840.0 – C57
2021-12-20 22:03:53 S 08 16 46.051 +14 18 38.20 – V C57
2021-12-20 22:03:53 s 1 +124592.88 9 +320518.17 3840.0 – C57
2021-12-20 22:13:54 S 08 16 45.590 +14 18 22.64 – V C57
2021-12-20 22:13:54 s 1 +124308.04 8 +320890.90 1260.0 – C57
2021-12-20 22:23:54 S 08 16 45.005 +14 18 09.83 – V C57
2021-12-20 22:23:54 s 1 +124022.76 9 +321262.53 7110.0 – C57
2021-12-20 22:33:54 S 08 16 44.477 +14 17 55.50 – V C57
2021-12-20 22:33:54 s 1 +123737.05 3 +321633.05 1410.0 – C57
2021-12-20 22:43:54 S 08 16 43.894 +14 17 42.11 – V C57
2021-12-20 22:43:54 s 1 +123450.90 2 +322002.47 4150.0 – C57
2021-12-20 22:53:54 S 08 16 43.505 +14 17 28.79 – V C57
2021-12-20 22:53:54 s 1 +123164.31 9 +322370.79 5360.0 – C57
2021-12-20 23:03:54 S 08 16 42.972 +14 17 13.99 – V C57
2021-12-20 23:03:54 s 1 +122877.30 5 +322738.00 5020.0 – C57