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
2021-12-26 20:13:53 s 1 -153052.03 8 +273688.63 200.0 – C57
2021-12-26 20:23:53 S 08 07 12.494 +10 48 11.88 – V C57
2021-12-26 20:23:53 s 1 -153282.16 7 +273195.81 1340.0 – C57
2021-12-26 20:33:53 S 08 07 11.652 +10 47 55.50 – V C57
2021-12-26 20:33:53 s 1 -153511.63 1 +272701.81 9300.0 – C57
2021-12-26 20:43:53 S 08 07 10.889 +10 47 40.63 – V C57
2021-12-26 20:43:53 s 1 -153740.42 7 +272206.63 4070.0 – C57
2021-12-26 20:53:53 S 08 07 10.094 +10 47 22.81 – V C57
2021-12-26 20:53:53 s 1 -153968.55 3 +271710.28 5650.0 – C57
2021-12-26 21:03:53 S 08 07 09.211 +10 47 07.48 – V C57
2021-12-26 21:03:53 s 1 -154196.00 5 +271212.75 4010.0 – C57
2021-12-26 21:13:53 S 08 07 08.494 +10 46 52.21 – V C57
2021-12-26 21:13:53 s 1 -154422.78 1 +270714.04 9150.0 – C57
2021-12-26 21:23:53 S 08 07 07.740 +10 46 36.62 – V C57
2021-12-26 21:23:53 s 1 -154648.87 8 +270214.14 1060.0 – C57
2021-12-26 21:33:53 S 08 07 06.826 +10 46 20.82 – V C57
2021-12-26 21:33:53 s 1 -154874.29 2 +269713.07 9710.0 – C57
2021-12-26 21:43:53 S 08 07 06.218 +10 46 05.23 – V C57
2021-12-26 21:43:53 s 1 -155099.02 3 +269210.81 5110.0 – C57
2021-12-26 21:53:53 S 08 07 05.371 +10 45 48.64 – V C57
2021-12-26 21:53:53 s 1 -155323.06 5 +268707.36 7230.0 – C57
2021-12-26 22:03:53 S 08 07 04.582 +10 45 32.26 – V C57
2021-12-26 22:03:53 s 1 -155546.41 7 +268202.73 6060.0 – C57
2021-12-26 22:13:53 S 08 07 03.881 +10 45 15.41 – V C57
2021-12-26 22:13:53 s 1 -155769.07 5 +267696.91 1590.0 – C57
2021-12-26 22:23:53 S 08 07 02.921 +10 45 01.26 – V C57
2021-12-26 22:23:53 s 1 -155991.03 7 +267189.91 3800.0 – C57
2021-12-26 22:33:53 S 08 07 02.285 +10 44 44.02 – V C57
2021-12-26 22:33:53 s 1 -156212.30 0 +266681.72 2690.0 – C57
2021-12-26 22:43:53 S 08 07 01.390 +10 44 29.15 – V C57
2021-12-26 22:43:53 s 1 -156432.86 0 +266172.33 8240.0 – C57
2021-12-26 22:53:53 S 08 07 00.655 +10 44 14.89 – V C57
2021-12-26 22:53:53 s 1 -156652.71 6 +265661.76 440.0 – C57
2021-12-26 23:03:53 S 08 06 59.911 +10 43 58.69 – V C57
2021-12-26 23:03:53 s 1 -156871.86 3 +265149.99 9270.0 – C57
2021-12-26 23:13:53 S 08 06 59.076 +10 43 42.17 – V C57
2021-12-26 23:13:53 s 1 -157090.29 8 +264637.03 4720.0 – C57
2021-12-26 23:23:53 S 08 06 58.272 +10 43 26.44 – V C57
2021-12-26 23:23:53 s 1 -157308.02 0 +264122.88 6780.0 – C57
2021-12-26 23:33:53 S 08 06 57.480 +10 43 09.73 – V C57
2021-12-26 23:33:53 s 1 -157525.02 4 +263607.53 5430.0 – C57
2021-12-26 23:43:53 S 08 06 56.664 +10 42 54.83 – V C57
2021-12-26 23:43:53 s 1 -157741.30 8 +263090.98 670.0 – C57
2021-12-26 23:53:53 S 08 06 55.898 +10 42 36.90 – V C57
2021-12-26 23:53:53 s 1 -157956.86 8 +262573.23 2460.0 – C57
2021-12-27 00:03:53 S 08 06 55.080 +10 42 20.99 – V C57
2021-12-27 00:03:53 s 1 -158171.70 3 +262054.29 820.0 – C57
2021-12-27 00:13:53 S 08 06 54.372 +10 42 06.16 – V C57
2021-12-27 00:13:53 s 1 -158385.80 7 +261534.15 5710.0 – C57
2021-12-27 00:23:53 S 08 06 53.618 +10 41 49.20 – V C57