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
2021-12-19 11:43:54 S 08 18 30.838 +15 04 21.14 V C57
2021-12-19 11:43:54 s 1 +170496.58 8 +218602.20 8020.0 C57
2021-12-19 11:53:54 S 08 18 30.295 +15 04 07.14 V C57
2021-12-19 11:53:54 s 1 +170356.13 4 +219226.37 6010.0 C57
2021-12-19 12:03:54 S 08 18 29.736 +15 03 56.77 V C57
2021-12-19 12:03:54 s 1 +170214.61 3 +219849.19 9910.0 C57
2021-12-19 12:13:54 S 08 18 29.395 +15 03 43.02 V C57
2021-12-19 12:13:54 s 1 +170072.03 2 +220470.65 9730.0 C57
2021-12-19 12:23:54 S 08 18 28.944 +15 03 28.84 V C57
2021-12-19 12:23:54 s 1 +169928.39 3 +221090.76 5500.0 C57
2021-12-19 12:33:54 S 08 18 28.390 +15 03 17.35 V C57
2021-12-19 12:33:54 s 1 +169783.70 3 +221709.51 7230.0 C57
2021-12-19 12:43:54 S 08 18 28.013 +15 03 03.64 V C57
2021-12-19 12:43:54 s 1 +169637.96 6 +222326.91 4940.0 C57
2021-12-19 12:53:54 S 08 18 27.598 +15 02 51.65 V C57
2021-12-19 12:53:54 s 1 +169491.18 8 +222942.96 8650.0 C57
2021-12-19 13:03:54 S 08 18 27.010 +15 02 37.36 V C57
2021-12-19 13:03:54 s 1 +169343.37 2 +223557.67 8390.0 C57
2021-12-19 13:13:54 S 08 18 26.369 +15 02 25.73 V C57
2021-12-19 13:13:54 s 1 +169194.52 5 +224171.03 4170.0 C57
2021-12-19 13:23:54 S 08 18 26.141 +15 02 11.08 V C57
2021-12-19 13:23:54 s 1 +169044.65 1 +224783.04 6010.0 C57
2021-12-19 13:33:54 S 08 18 25.610 +15 01 57.18 V C57
2021-12-19 13:33:54 s 1 +168893.75 4 +225393.70 3930.0 C57
2021-12-19 13:43:54 S 08 18 25.128 +15 01 45.66 V C57
2021-12-19 13:43:54 s 1 +168741.84 0 +226003.03 7950.0 C57
2021-12-19 13:53:54 S 08 18 24.662 +15 01 32.56 V C57
2021-12-19 13:53:54 s 1 +168588.91 4 +226611.01 8100.0 C57
2021-12-19 14:03:54 S 08 18 24.166 +15 01 20.53 V C57
2021-12-19 14:03:54 s 1 +168434.97 9 +227217.66 4380.0 C57
2021-12-19 14:13:54 S 08 18 23.664 +15 01 06.46 V C57
2021-12-19 14:13:54 s 1 +168280.04 0 +227822.97 6820.0 C57
2021-12-19 14:23:54 S 08 18 23.230 +15 00 53.35 V C57
2021-12-19 14:23:54 s 1 +168124.10 4 +228426.94 5430.0 C57
2021-12-19 14:33:54 S 08 18 22.687 +15 00 41.11 V C57
2021-12-19 14:33:54 s 1 +167967.17 3 +229029.58 250.0 C57
2021-12-19 14:43:54 S 08 18 22.255 +15 00 27.76 V C57
2021-12-19 14:43:54 s 1 +167809.25 2 +229630.88 1270.0 C57
2021-12-19 14:53:54 S 08 18 21.814 +15 00 15.05 V C57
2021-12-19 14:53:54 s 1 +167650.34 7 +230230.85 8530.0 C57
2021-12-19 15:03:54 S 08 18 21.326 +14 59 58.74 V C57
2021-12-19 15:03:54 s 1 +167490.46 2 +230829.49 2040.0 C57
2021-12-19 15:13:54 S 08 18 20.726 +14 59 49.16 V C57
2021-12-19 15:13:54 s 1 +167329.60 0 +231426.80 1820.0 C57
2021-12-19 15:23:54 S 08 18 20.314 +14 59 38.15 V C57
2021-12-19 15:23:54 s 1 +167167.76 8 +232022.79 7880.0 C57
2021-12-19 15:33:54 S 08 18 19.978 +14 59 21.73 V C57
2021-12-19 15:33:54 s 1 +167004.96 8 +232617.45 250.0 C57
2021-12-19 15:43:54 S 08 18 19.378 +14 59 08.95 V C57
2021-12-19 15:43:54 s 1 +166841.20 7 +233210.79 8940.0 C57