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
2021-12-13 12:33:54 s 1 -161315.44 2 +246221.80 9990.0 – C57
2021-12-13 12:43:54 S 08 23 56.436 +17 57 58.39 – V C57
2021-12-13 12:43:54 s 1 -161503.48 0 +245661.25 4200.0 – C57
2021-12-13 13:03:54 S 08 23 55.735 +17 57 33.84 – V C57
2021-12-13 13:03:54 s 1 -161878.59 3 +244539.62 9760.0 – C57
2021-12-13 13:23:54 S 08 23 54.773 +17 57 11.52 – V C57
2021-12-13 13:23:54 s 1 -162248.72 0 +243409.45 1160.0 – C57
2021-12-13 13:43:54 S 08 23 54.151 +17 56 48.05 – V C57
2021-12-13 13:43:54 s 1 -162615.55 5 +242274.41 7770.0 – C57
2021-12-13 13:53:54 S 08 23 53.875 +17 56 33.68 – V C57
2021-12-13 13:53:54 s 1 -162797.69 2 +241704.97 5290.0 – C57
2021-12-13 14:13:54 S 08 23 53.208 +17 56 08.02 – V C57
2021-12-13 14:13:54 s 1 -163159.38 3 +240562.27 8650.0 – C57
2021-12-13 14:33:54 S 08 23 52.078 +17 55 46.34 – V C57
2021-12-13 14:33:54 s 1 -163517.60 6 +239414.46 6350.0 – C57
2021-12-13 14:43:54 S 08 23 51.917 +17 55 34.50 – V C57
2021-12-13 14:43:54 s 1 -163695.40 7 +238838.63 4280.0 – C57
2021-12-13 14:53:54 S 08 23 51.482 +17 55 22.15 – V C57
2021-12-13 14:53:54 s 1 -163872.32 9 +238261.52 8240.0 – C57
2021-12-13 15:03:54 S 08 23 51.000 +17 55 12.97 – V C57
2021-12-13 15:03:54 s 1 -164048.36 7 +237683.12 8220.0 – C57
2021-12-13 15:13:54 S 08 23 50.590 +17 54 59.98 – V C57
2021-12-13 15:13:54 s 1 -164223.51 8 +237103.44 4200.0 – C57
2021-12-13 15:23:54 S 08 23 50.249 +17 54 50.29 – V C57
2021-12-13 15:23:54 s 1 -164397.77 8 +236522.47 6160.0 – C57
2021-12-13 15:33:54 S 08 23 49.802 +17 54 38.88 – V C57
2021-12-13 15:33:54 s 1 -164571.14 2 +235940.21 4080.0 – C57
2021-12-13 15:43:54 S 08 23 49.409 +17 54 27.65 – V C57
2021-12-13 15:43:54 s 1 -164743.60 6 +235356.66 7940.0 – C57
2021-12-13 15:53:54 S 08 23 49.169 +17 54 14.94 – V C57
2021-12-13 15:53:54 s 1 -164915.16 7 +234771.82 7740.0 – C57
2021-12-13 16:03:54 S 08 23 48.698 +17 54 02.95 – V C57
2021-12-13 16:03:54 s 1 -165085.81 9 +234185.68 3440.0 – C57
2021-12-13 16:13:54 S 08 23 48.346 +17 53 50.71 – V C57
2021-12-13 16:13:54 s 1 -165255.55 9 +233598.25 5040.0 – C57
2021-12-13 16:23:54 S 08 23 48.002 +17 53 39.66 – V C57
2021-12-13 16:23:54 s 1 -165424.38 2 +233009.53 2510.0 – C57
2021-12-13 16:33:54 S 08 23 47.460 +17 53 29.00 – V C57
2021-12-13 16:33:54 s 1 -165592.28 5 +232419.51 5830.0 – C57
2021-12-13 16:43:54 S 08 23 47.054 +17 53 15.32 – V C57
2021-12-13 16:43:54 s 1 -165759.26 2 +231828.19 4990.0 – C57
2021-12-13 16:53:54 S 08 23 46.678 +17 53 05.35 – V C57
2021-12-13 16:53:54 s 1 -165925.31 0 +231235.56 9970.0 – C57
2021-12-13 17:03:54 S 08 23 46.375 +17 52 52.97 – V C57
2021-12-13 17:03:54 s 1 -166090.42 4 +230641.64 750.0 – C57
2021-12-13 17:13:54 S 08 23 45.948 +17 52 40.12 – V C57
2021-12-13 17:13:54 s 1 -166254.60 0 +230046.41 7320.0 – C57
2021-12-13 17:23:54 S 08 23 45.662 +17 52 29.64 – V C57
2021-12-13 17:23:54 s 1 -166417.83 3 +229449.88 9640.0 – C57
2021-12-13 17:33:54 S 08 23 45.106 +17 52 16.21 – V C57