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
2021-12-24 21:03:53 S 08 10 45.751 +12 01 38.86 – V C57
2021-12-24 21:03:53 s 1 -69268.115 0 +369166.23 8060.0 – C57
2021-12-24 21:13:53 S 08 10 45.072 +12 01 23.95 – V C57
2021-12-24 21:13:53 s 1 -69607.815 0 +368974.28 7980.0 – C57
2021-12-24 21:23:53 S 08 10 44.383 +12 01 08.83 – V C57
2021-12-24 21:23:53 s 1 -69947.328 0 +368781.35 6850.0 – C57
2021-12-24 21:33:53 S 08 10 43.654 +12 00 55.33 – V C57
2021-12-24 21:33:53 s 1 -70286.653 0 +368587.43 4660.0 – C57
2021-12-24 21:43:53 S 08 10 42.905 +12 00 37.91 – V C57
2021-12-24 21:43:53 s 1 -70625.789 0 +368392.53 1420.0 – C57
2021-12-24 21:53:53 S 08 10 42.283 +12 00 22.07 – V C57
2021-12-24 21:53:53 s 1 -70964.735 0 +368196.64 7100.0 – C57
2021-12-24 22:03:53 S 08 10 41.412 +12 00 08.35 – V C57
2021-12-24 22:03:53 s 1 -71303.490 0 +367999.76 1720.0 – C57
2021-12-24 22:13:53 S 08 10 40.709 +11 59 53.16 – V C57
2021-12-24 22:13:53 s 1 -71642.054 0 +367801.90 5260.0 – C57
2021-12-24 22:23:53 S 08 10 40.109 +11 59 37.75 – V C57
2021-12-24 22:23:53 s 1 -71980.424 0 +367603.05 7720.0 – C57
2021-12-24 22:33:53 S 08 10 39.362 +11 59 22.74 – V C57
2021-12-24 22:33:53 s 1 -72318.599 0 +367403.22 9100.0 – C57
2021-12-24 22:43:53 S 08 10 38.594 +11 59 06.22 – V C57
2021-12-24 22:43:53 s 1 -72656.580 0 +367202.39 9380.0 – C57
2021-12-24 22:53:53 S 08 10 37.896 +11 58 50.38 – V C57
2021-12-24 22:53:53 s 1 -72994.363 0 +367000.58 8570.0 – C57
2021-12-24 23:03:53 S 08 10 37.150 +11 58 37.52 – V C57
2021-12-24 23:03:53 s 1 -73331.950 0 +366797.78 6660.0 – C57
2021-12-24 23:13:53 S 08 10 36.434 +11 58 20.82 – V C57
2021-12-24 23:13:53 s 1 -73669.337 0 +366594.00 3650.0 – C57
2021-12-24 23:33:53 S 08 10 34.903 +11 57 51.26 – V C57
2021-12-24 23:33:53 s 1 -74343.511 0 +366183.45 4290.0 – C57
2021-12-24 23:43:53 S 08 10 34.296 +11 57 35.32 – V C57
2021-12-24 23:43:53 s 1 -74680.296 0 +365976.70 7930.0 – C57
2021-12-24 23:53:53 S 08 10 33.576 +11 57 20.30 – V C57
2021-12-24 23:53:53 s 1 -75016.877 0 +365768.95 450.0 – C57
2021-12-25 00:03:53 S 08 10 32.906 +11 57 05.87 – V C57
2021-12-25 00:03:53 s 1 -75353.254 0 +365560.22 1840.0 – C57
2021-12-25 00:13:53 S 08 10 32.141 +11 56 49.52 – V C57
2021-12-25 00:13:53 s 1 -75689.426 0 +365350.49 2100.0 – C57
2021-12-25 00:23:53 S 08 10 31.423 +11 56 34.04 – V C57
2021-12-25 00:23:53 s 1 -76025.391 0 +365139.77 1220.0 – C57
2021-12-25 00:33:53 S 08 10 30.605 +11 56 19.79 – V C57
2021-12-25 00:33:53 s 1 -76361.149 0 +364928.06 9190.0 – C57
2021-12-25 00:43:53 S 08 10 29.995 +11 56 03.88 – V C57
2021-12-25 00:43:53 s 1 -76696.697 0 +364715.36 6010.0 – C57
2021-12-25 00:53:53 S 08 10 29.242 +11 55 48.90 – V C57
2021-12-25 00:53:53 s 1 -77032.036 0 +364501.67 1680.0 – C57
2021-12-25 01:03:53 S 08 10 28.562 +11 55 33.67 – V C57
2021-12-25 01:03:53 s 1 -77367.163 0 +364286.98 6200.0 – C57
2021-12-25 01:13:53 S 08 10 27.814 +11 55 18.08 – V C57
2021-12-25 01:13:53 s 1 -77702.079 0 +364071.30 9540.0 – C57