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 13:13:54 s 1 -177555.41 3 +148726.77 3320.0 C57
2021-12-14 13:23:54 S 08 22 57.185 +17 28 42.60 V C57
2021-12-14 13:23:54 s 1 -177563.26 3 +147963.25 9090.0 C57
2021-12-14 14:03:54 S 08 22 55.438 +17 27 52.92 V C57
2021-12-14 14:03:54 s 1 -177576.95 4 +144894.48 5040.0 C57
2021-12-14 14:13:54 S 08 22 54.929 +17 27 41.18 V C57
2021-12-14 14:13:54 s 1 -177575.89 8 +144123.61 2020.0 C57
2021-12-14 14:23:54 S 08 22 54.665 +17 27 27.58 V C57
2021-12-14 14:23:54 s 1 -177573.03 0 +143351.28 1120.0 C57
2021-12-14 14:33:54 S 08 22 54.192 +17 27 17.64 V C57
2021-12-14 14:33:54 s 1 -177568.33 9 +142577.47 2290.0 C57
2021-12-14 14:43:54 S 08 22 53.806 +17 27 07.24 V C57
2021-12-14 14:43:54 s 1 -177561.81 5 +141802.18 5480.0 C57
2021-12-14 14:53:54 S 08 22 53.378 +17 26 51.97 V C57
2021-12-14 14:53:54 s 1 -177553.44 6 +141025.43 650.0 C57
2021-12-14 15:03:54 S 08 22 52.858 +17 26 41.68 V C57
2021-12-14 15:03:54 s 1 -177543.22 2 +140247.20 7760.0 C57
2021-12-14 15:13:54 S 08 22 52.522 +17 26 31.81 V C57
2021-12-14 15:13:54 s 1 -177531.13 2 +139467.49 6750.0 C57
2021-12-14 15:23:54 S 08 22 52.025 +17 26 16.80 V C57
2021-12-14 15:23:54 s 1 -177517.16 6 +138686.31 7590.0 C57
2021-12-14 15:33:54 S 08 22 51.648 +17 26 07.15 V C57
2021-12-14 15:33:54 s 1 -177501.31 0 +137903.65 230.0 C57
2021-12-14 15:43:54 S 08 22 51.341 +17 25 52.54 V C57
2021-12-14 15:43:54 s 1 -177483.55 6 +137119.52 4610.0 C57
2021-12-14 15:53:54 S 08 22 50.810 +17 25 41.48 V C57
2021-12-14 15:53:54 s 1 -177463.89 1 +136333.91 700.0 C57
2021-12-14 16:03:54 S 08 22 50.378 +17 25 31.30 V C57
2021-12-14 16:03:54 s 1 -177442.30 4 +135546.82 8450.0 C57
2021-12-14 16:13:54 S 08 22 49.898 +17 25 18.05 V C57
2021-12-14 16:13:54 s 1 -177418.78 3 +134758.26 7810.0 C57
2021-12-14 16:23:54 S 08 22 49.558 +17 25 05.56 V C57
2021-12-14 16:23:54 s 1 -177393.31 7 +133968.21 8720.0 C57
2021-12-14 16:33:54 S 08 22 49.169 +17 24 53.53 V C57
2021-12-14 16:33:54 s 1 -177365.89 4 +133176.69 1150.0 C57
2021-12-14 16:43:54 S 08 22 48.794 +17 24 40.93 V C57
2021-12-14 16:43:54 s 1 -177336.50 3 +132383.69 5040.0 C57
2021-12-14 16:53:54 S 08 22 48.300 +17 24 31.57 V C57
2021-12-14 16:53:54 s 1 -177305.13 2 +131589.21 350.0 C57
2021-12-14 17:03:54 S 08 22 47.978 +17 24 18.11 V C57
2021-12-14 17:03:54 s 1 -177271.76 8 +130793.25 7020.0 C57
2021-12-14 17:13:54 S 08 22 47.534 +17 24 05.00 V C57
2021-12-14 17:13:54 s 1 -177236.39 9 +129995.81 5010.0 C57
2021-12-14 17:23:54 S 08 22 47.038 +17 23 53.81 V C57
2021-12-14 17:23:54 s 1 -177199.01 5 +129196.89 4260.0 C57
2021-12-14 17:33:54 S 08 22 46.488 +17 23 41.39 V C57
2021-12-14 17:33:54 s 1 -177159.60 1 +128396.49 4730.0 C57
2021-12-14 17:43:54 S 08 22 46.234 +17 23 29.83 V C57
2021-12-14 17:43:54 s 1 -177118.14 6 +127594.61 6360.0 C57
2021-12-14 17:53:54 S 08 22 45.773 +17 23 19.68 V C57