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 08:43:54 s 1 -156769.28 8 +258768.05 9080.0 C57
2021-12-13 08:53:54 S 08 24 05.345 +18 02 25.12 V C57
2021-12-13 08:53:54 s 1 -156975.46 7 +258236.26 5690.0 C57
2021-12-13 09:03:54 S 08 24 04.985 +18 02 13.74 V C57
2021-12-13 09:03:54 s 1 -157180.89 6 +257703.22 8890.0 C57
2021-12-13 09:13:54 S 08 24 04.565 +18 02 02.80 V C57
2021-12-13 09:13:54 s 1 -157385.57 1 +257168.95 8640.0 C57
2021-12-13 09:23:54 S 08 24 04.303 +18 01 52.43 V C57
2021-12-13 09:23:54 s 1 -157589.48 8 +256633.45 4950.0 C57
2021-12-13 09:33:54 S 08 24 03.840 +18 01 39.07 V C57
2021-12-13 09:33:54 s 1 -157792.64 5 +256096.70 7800.0 C57
2021-12-13 09:43:54 S 08 24 03.449 +18 01 27.62 V C57
2021-12-13 09:43:54 s 1 -157995.03 8 +255558.71 7170.0 C57
2021-12-13 09:53:54 S 08 24 03.158 +18 01 16.21 V C57
2021-12-13 09:53:54 s 1 -158196.66 3 +255019.48 3040.0 C57
2021-12-13 10:03:54 S 08 24 02.834 +18 01 05.30 V C57
2021-12-13 10:03:54 s 1 -158397.51 8 +254479.01 5410.0 C57
2021-12-13 10:13:54 S 08 24 02.309 +18 00 53.03 V C57
2021-12-13 10:13:54 s 1 -158597.59 8 +253937.29 4260.0 C57
2021-12-13 10:23:54 S 08 24 01.834 +18 00 39.85 V C57
2021-12-13 10:23:54 s 1 -158796.90 1 +253394.33 9580.0 C57
2021-12-13 10:33:54 S 08 24 01.519 +18 00 28.58 V C57
2021-12-13 10:33:54 s 1 -158995.42 2 +252850.12 1340.0 C57
2021-12-13 10:41:15 C 08 23 59.43 +17 59 42.5 V T08
2021-12-13 10:43:54 S 08 24 01.210 +18 00 15.48 V C57
2021-12-13 10:43:54 s 1 -159193.15 9 +252304.66 9540.0 C57
2021-12-13 10:53:54 S 08 24 00.727 +18 00 06.19 V C57
2021-12-13 10:53:54 s 1 -159390.10 7 +251757.95 4150.0 C57
2021-12-13 11:03:54 S 08 24 00.350 +17 59 54.96 V C57
2021-12-13 11:03:54 s 1 -159586.26 4 +251209.99 5170.0 C57
2021-12-13 11:13:54 S 08 24 00.036 +17 59 41.68 V C57
2021-12-13 11:13:54 s 1 -159781.62 5 +250660.77 2580.0 C57
2021-12-13 11:23:54 S 08 23 59.611 +17 59 31.20 V C57
2021-12-13 11:23:54 s 1 -159976.18 7 +250110.30 6360.0 C57
2021-12-13 11:31:34 C 08 23 57.67 +17 58 45.5 V T08
2021-12-13 11:33:54 S 08 23 59.227 +17 59 22.06 V C57
2021-12-13 11:33:54 s 1 -160169.94 6 +249558.58 6500.0 C57
2021-12-13 11:39:19 C 08 23 57.38 +17 58 36.8 V T08
2021-12-13 11:43:54 S 08 23 58.754 +17 59 08.34 V C57
2021-12-13 11:43:54 s 1 -160362.89 9 +249005.60 2980.0 C57
2021-12-13 11:43:58 C 08 23 57.23 +17 58 31.7 V T08
2021-12-13 11:53:54 S 08 23 58.524 +17 58 55.49 V C57
2021-12-13 11:53:54 s 1 -160555.04 2 +248451.36 5790.0 C57
2021-12-13 12:03:54 S 08 23 58.030 +17 58 43.97 V C57
2021-12-13 12:03:54 s 1 -160746.37 2 +247895.87 4910.0 C57
2021-12-13 12:13:54 S 08 23 57.948 +17 58 33.38 V C57
2021-12-13 12:13:54 s 1 -160936.88 4 +247339.11 330.0 C57
2021-12-13 12:23:54 S 08 23 57.346 +17 58 22.44 V C57
2021-12-13 12:23:54 s 1 -161126.57 5 +246781.09 2030.0 C57
2021-12-13 12:33:54 S 08 23 56.998 +17 58 08.69 V C57