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
2021-12-06 03:43:54 s 1 +159648.47 3 +255527.36 200.0 – C57
2021-12-06 03:53:54 S 08 28 34.802 +21 04 44.47 – V C57
2021-12-06 03:53:54 s 1 +159457.79 2 +256066.65 6450.0 – C57
2021-12-06 04:03:54 S 08 28 34.872 +21 04 42.60 – V C57
2021-12-06 04:03:54 s 1 +159266.31 7 +256604.67 9780.0 – C57
2021-12-06 04:13:54 S 08 28 34.783 +21 04 29.75 – V C57
2021-12-06 04:13:54 s 1 +159074.05 2 +257141.44 200.0 – C57
2021-12-06 04:23:54 S 08 28 34.531 +21 04 18.08 – V C57
2021-12-06 04:23:54 s 1 +158881.00 1 +257676.96 7720.0 – C57
2021-12-06 04:33:54 S 08 28 34.481 +21 04 11.64 – V C57
2021-12-06 04:33:54 s 1 +158687.16 6 +258211.22 2360.0 – C57
2021-12-06 04:43:54 S 08 28 34.558 +21 04 06.35 – V C57
2021-12-06 04:43:54 s 1 +158492.55 2 +258744.23 4130.0 – C57
2021-12-06 04:53:54 S 08 28 34.289 +21 03 51.73 – V C57
2021-12-06 04:53:54 s 1 +158297.16 2 +259276.00 3050.0 – C57
2021-12-06 05:03:54 S 08 28 34.390 +21 03 41.22 – V C57
2021-12-06 05:03:54 s 1 +158100.99 9 +259806.51 9130.0 – C57
2021-12-06 05:13:54 S 08 28 34.150 +21 03 35.46 – V C57
2021-12-06 05:13:54 s 1 +157904.06 6 +260335.78 2370.0 – C57
2021-12-06 05:33:54 S 08 28 33.818 +21 03 15.70 – V C57
2021-12-06 05:33:54 s 1 +157507.90 6 +261390.57 420.0 – C57
2021-12-06 05:43:54 S 08 28 33.665 +21 03 04.79 – V C57
2021-12-06 05:43:54 s 1 +157308.68 6 +261916.11 5260.0 – C57
2021-12-06 05:53:54 S 08 28 33.634 +21 02 56.22 – V C57
2021-12-06 05:53:54 s 1 +157108.70 9 +262440.40 7320.0 – C57
2021-12-06 06:03:54 S 08 28 33.437 +21 02 47.11 – V C57
2021-12-06 06:03:54 s 1 +156907.98 0 +262963.45 6610.0 – C57
2021-12-06 06:13:54 S 08 28 33.406 +21 02 39.80 – V C57
2021-12-06 06:13:54 s 1 +156706.50 1 +263485.26 3150.0 – C57
2021-12-06 06:23:54 S 08 28 33.058 +21 02 26.23 – V C57
2021-12-06 06:23:54 s 1 +156504.27 6 +264005.84 6950.0 – C57
2021-12-06 06:33:54 S 08 28 33.218 +21 02 21.37 – V C57
2021-12-06 06:33:54 s 1 +156301.30 8 +264525.18 8020.0 – C57
2021-12-06 06:43:54 S 08 28 32.918 +21 02 12.88 – V C57
2021-12-06 06:43:54 s 1 +156097.60 0 +265043.29 6380.0 – C57
2021-12-06 07:03:54 S 08 28 32.558 +21 01 52.54 – V C57
2021-12-06 07:03:54 s 1 +155687.97 9 +266075.81 5000.0 – C57
2021-12-06 07:13:54 S 08 28 32.362 +21 01 43.25 – V C57
2021-12-06 07:13:54 s 1 +155482.07 2 +266590.22 5280.0 – C57
2021-12-06 07:23:54 S 08 28 32.354 +21 01 30.00 – V C57
2021-12-06 07:23:54 s 1 +155275.43 7 +267103.40 2900.0 – C57
2021-12-06 07:33:54 S 08 28 32.242 +21 01 20.68 – V C57
2021-12-06 07:33:54 s 1 +155068.07 9 +267615.36 7870.0 – C57
2021-12-06 07:43:54 S 08 28 31.990 +21 01 12.36 – V C57
2021-12-06 07:43:54 s 1 +154860.00 1 +268126.09 200.0 – C57
2021-12-06 07:53:54 S 08 28 32.026 +21 01 05.02 – V C57
2021-12-06 07:53:54 s 1 +154651.20 4 +268635.60 9900.0 – C57
2021-12-06 08:03:54 S 08 28 31.651 +21 00 53.96 – V C57
2021-12-06 08:03:54 s 1 +154441.69 4 +269143.88 6980.0 – C57
2021-12-06 08:13:54 S 08 28 31.896 +21 00 45.29 – V C57