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
2021-12-23 18:03:53 S 08 12 37.877 +12 42 02.95 – V C57
2021-12-23 18:03:53 s 1 -12507.225 0 +387449.99 2850.0 – C57
2021-12-23 18:13:53 S 08 12 37.140 +12 41 49.24 – V C57
2021-12-23 18:13:53 s 1 -12863.950 0 +387414.45 5590.0 – C57
2021-12-23 18:23:53 S 08 12 36.396 +12 41 33.47 – V C57
2021-12-23 18:23:53 s 1 -13220.647 0 +387377.95 7960.0 – C57
2021-12-23 18:33:53 S 08 12 35.873 +12 41 18.53 – V C57
2021-12-23 18:33:53 s 1 -13577.312 0 +387340.50 9960.0 – C57
2021-12-23 19:23:53 S 08 12 32.532 +12 40 04.51 – V C57
2021-12-23 19:23:53 s 1 -15360.155 0 +387138.90 4210.0 – C57
2021-12-23 19:33:53 S 08 12 31.814 +12 39 50.72 – V C57
2021-12-23 19:33:53 s 1 -15716.620 0 +387095.72 3880.0 – C57
2021-12-23 20:03:53 S 08 12 29.815 +12 39 06.52 – V C57
2021-12-23 20:03:53 s 1 -16785.791 0 +386960.44 490.0 – C57
2021-12-23 20:13:53 S 08 12 29.189 +12 38 50.57 – V C57
2021-12-23 20:13:53 s 1 -17142.104 0 +386913.44 8540.0 – C57
2021-12-23 20:23:53 S 08 12 28.426 +12 38 36.10 – V C57
2021-12-23 20:23:53 s 1 -17498.376 0 +386865.48 6180.0 – C57
2021-12-23 20:33:53 S 08 12 27.754 +12 38 22.31 – V C57
2021-12-23 20:33:53 s 1 -17854.608 0 +386816.56 3390.0 – C57
2021-12-23 20:43:53 S 08 12 27.151 +12 38 06.14 – V C57
2021-12-23 20:43:53 s 1 -18210.797 0 +386766.70 180.0 – C57
2021-12-23 20:53:53 S 08 12 26.405 +12 37 51.74 – V C57
2021-12-23 20:53:53 s 1 -18566.944 0 +386715.87 6550.0 – C57
2021-12-23 21:03:53 S 08 12 25.790 +12 37 37.88 – V C57
2021-12-23 21:03:53 s 1 -18923.046 0 +386664.09 2480.0 – C57
2021-12-23 21:13:53 S 08 12 25.224 +12 37 21.86 – V C57
2021-12-23 21:13:53 s 1 -19279.104 0 +386611.35 7970.0 – C57
2021-12-23 21:23:53 S 08 12 24.545 +12 37 08.54 – V C57
2021-12-23 21:23:53 s 1 -19635.116 0 +386557.66 3030.0 – C57
2021-12-23 21:33:53 S 08 12 23.777 +12 36 52.85 – V C57
2021-12-23 21:33:53 s 1 -19991.081 0 +386503.02 7640.0 – C57
2021-12-23 21:43:53 S 08 12 23.057 +12 36 37.22 – V C57
2021-12-23 21:43:53 s 1 -20346.999 0 +386447.41 1810.0 – C57
2021-12-23 21:53:53 S 08 12 22.318 +12 36 22.86 – V C57
2021-12-23 21:53:53 s 1 -20702.868 0 +386390.85 5530.0 – C57
2021-12-23 22:03:53 S 08 12 21.670 +12 36 09.14 – V C57
2021-12-23 22:03:53 s 1 -21058.688 0 +386333.34 8790.0 – C57
2021-12-23 22:13:53 S 08 12 21.067 +12 35 53.48 – V C57
2021-12-23 22:13:53 s 1 -21414.457 0 +386274.87 1590.0 – C57
2021-12-23 22:23:53 S 08 12 20.347 +12 35 39.98 – V C57
2021-12-23 22:23:53 s 1 -21770.176 0 +386215.44 3920.0 – C57
2021-12-23 22:33:53 S 08 12 19.661 +12 35 23.35 – V C57
2021-12-23 22:33:53 s 1 -22125.842 0 +386155.06 5800.0 – C57
2021-12-23 22:43:53 S 08 12 18.996 +12 35 09.28 – V C57
2021-12-23 22:43:53 s 1 -22481.456 0 +386093.72 7200.0 – C57
2021-12-23 22:53:53 S 08 12 18.322 +12 34 55.06 – V C57
2021-12-23 22:53:53 s 1 -22837.015 0 +386031.42 8120.0 – C57
2021-12-23 23:03:53 S 08 12 17.659 +12 34 40.22 – V C57
2021-12-23 23:03:53 s 1 -23192.520 0 +385968.17 8570.0 – C57