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
2021-11-29 16:03:56 s 1 -141462.25 9 +269591.88 5420.0 C57
2021-11-29 16:33:56 S 08 29 16.030 +23 22 38.28 V C57
2021-11-29 16:33:56 s 1 -142159.44 3 +268072.30 1980.0 C57
2021-11-29 17:23:56 S 08 29 15.569 +23 21 54.58 V C57
2021-11-29 17:23:56 s 1 -143307.41 4 +265513.63 3130.0 C57
2021-11-29 17:43:56 S 08 29 15.506 +23 21 36.07 V C57
2021-11-29 17:43:56 s 1 -143761.62 6 +264481.01 2360.0 C57
2021-11-29 17:53:56 S 08 29 15.655 +23 21 30.74 V C57
2021-11-29 17:53:56 s 1 -143987.65 3 +263962.74 7370.0 C57
2021-11-29 18:03:56 S 08 29 15.754 +23 21 21.35 V C57
2021-11-29 18:03:56 s 1 -144212.95 5 +263443.15 9300.0 C57
2021-11-29 18:13:56 S 08 29 15.372 +23 21 06.05 V C57
2021-11-29 18:13:56 s 1 -144437.52 9 +262922.25 8120.0 C57
2021-11-29 18:23:56 S 08 29 15.521 +23 21 04.97 V C57
2021-11-29 18:23:56 s 1 -144661.37 2 +262400.03 3820.0 C57
2021-11-29 18:33:56 S 08 29 15.283 +23 20 51.54 V C57
2021-11-29 18:33:56 s 1 -144884.48 1 +261876.50 6400.0 C57
2021-11-29 18:43:56 S 08 29 15.636 +23 20 49.02 V C57
2021-11-29 18:43:56 s 1 -145106.85 2 +261351.64 5840.0 C57
2021-11-29 19:13:56 S 08 29 15.082 +23 20 18.46 V C57
2021-11-29 19:13:56 s 1 -145769.50 2 +259769.15 5140.0 C57
2021-11-29 19:23:56 S 08 29 14.918 +23 20 13.99 V C57
2021-11-29 19:23:56 s 1 -145988.88 6 +259239.00 1860.0 C57
2021-11-29 19:53:56 S 08 29 15.012 +23 19 45.73 V C57
2021-11-29 19:53:56 s 1 -146642.49 1 +257640.59 2670.0 C57
2021-11-29 20:33:56 S 08 29 14.890 +23 19 12.36 V C57
2021-11-29 20:33:56 s 1 -147503.22 0 +255490.71 8070.0 C57
2021-11-29 20:43:56 S 08 29 14.767 +23 18 59.33 V C57
2021-11-29 20:43:56 s 1 -147716.45 9 +254949.90 8660.0 C57
2021-11-29 21:03:56 S 08 29 14.779 +23 18 46.44 V C57
2021-11-29 21:03:56 s 1 -148140.58 0 +253864.26 9830.0 C57
2021-11-29 22:03:56 S 08 29 14.422 +23 17 54.85 V C57
2021-11-29 22:03:56 s 1 -149393.81 2 +250575.01 2140.0 C57
2021-11-29 22:23:56 S 08 29 14.182 +23 17 39.59 V C57
2021-11-29 22:23:56 s 1 -149805.07 7 +249467.78 8760.0 C57
2021-11-29 22:33:56 S 08 29 14.270 +23 17 28.54 V C57
2021-11-29 22:33:56 s 1 -150009.47 7 +248912.13 1840.0 C57
2021-11-29 22:53:56 S 08 29 14.100 +23 17 07.69 V C57
2021-11-29 22:53:56 s 1 -150415.79 3 +247796.76 7480.0 C57
2021-11-29 23:13:56 S 08 29 13.901 +23 16 54.16 V C57
2021-11-29 23:13:56 s 1 -150818.76 9 +246675.93 8970.0 C57
2021-11-29 23:23:56 S 08 29 14.232 +23 16 42.64 V C57
2021-11-29 23:23:56 s 1 -151018.99 5 +246113.47 4370.0 C57
2021-11-29 23:53:56 S 08 29 13.613 +23 16 15.53 V C57
2021-11-29 23:53:56 s 1 -151614.57 5 +244417.87 8990.0 C57
2021-11-30 00:23:56 S 08 29 13.618 +23 15 53.64 V C57
2021-11-30 00:23:56 s 1 -152202.42 1 +242709.91 870.0 C57
2021-11-30 00:33:56 S 08 29 13.738 +23 15 43.85 V C57
2021-11-30 00:33:56 s 1 -152396.63 1 +242137.84 820.0 C57
2021-11-30 00:53:56 S 08 29 13.301 +23 15 30.64 V C57