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
2021-12-28 15:43:53 s 1 -178452.43 4 +101856.65 4400.0 C57
2021-12-28 15:53:53 S 08 03 41.057 +09 38 13.81 V C57
2021-12-28 15:53:53 s 1 -178344.59 4 +101020.85 3170.0 C57
2021-12-28 16:03:53 S 08 03 40.325 +09 37 59.81 V C57
2021-12-28 16:03:53 s 1 -178234.34 4 +100183.68 1130.0 C57
2021-12-28 16:13:53 S 08 03 39.463 +09 37 41.09 V C57
2021-12-28 16:13:53 s 1 -178121.66 9 +99345.159 8240.0 C57
2021-12-28 16:23:53 S 08 03 38.580 +09 37 25.68 V C57
2021-12-28 16:23:53 s 1 -178006.55 4 +98505.271 4410.0 C57
2021-12-28 16:33:53 S 08 03 37.867 +09 37 09.73 V C57
2021-12-28 16:33:53 s 1 -177888.98 5 +97664.024 9590.0 C57
2021-12-28 16:43:53 S 08 03 36.943 +09 36 53.39 V C57
2021-12-28 16:43:53 s 1 -177768.94 5 +96821.421 3710.0 C57
2021-12-28 16:53:53 S 08 03 36.154 +09 36 37.69 V C57
2021-12-28 16:53:53 s 1 -177646.42 0 +95977.465 6710.0 C57
2021-12-28 17:03:53 S 08 03 35.323 +09 36 20.88 V C57
2021-12-28 17:03:53 s 1 -177521.39 4 +95132.157 8510.0 C57
2021-12-28 17:13:53 S 08 03 34.500 +09 36 04.64 V C57
2021-12-28 17:13:53 s 1 -177393.85 1 +94285.500 9060.0 C57
2021-12-28 17:23:53 S 08 03 33.658 +09 35 48.41 V C57
2021-12-28 17:23:53 s 1 -177263.77 5 +93437.497 8270.0 C57
2021-12-28 17:33:53 S 08 03 32.784 +09 35 31.49 V C57
2021-12-28 17:33:53 s 1 -177131.15 1 +92588.150 6100.0 C57
2021-12-28 17:36:42 C 08 03 46.85 +09 37 01.7 V D29
2021-12-28 17:43:53 S 08 03 32.002 +09 35 14.89 V C57
2021-12-28 17:43:53 s 1 -176995.96 2 +91737.463 2450.0 C57
2021-12-28 17:53:53 S 08 03 31.174 +09 34 57.29 V C57
2021-12-28 17:53:53 s 1 -176858.19 2 +90885.437 7280.0 C57
2021-12-28 17:57:04 C 08 03 45.20 +09 36 28.8 V D29
2021-12-28 18:03:53 S 08 03 30.242 +09 34 43.21 V C57
2021-12-28 18:03:53 s 1 -176717.82 5 +90032.076 490.0 C57
2021-12-28 18:13:53 S 08 03 29.465 +09 34 25.00 V C57
2021-12-28 18:13:53 s 1 -176574.84 3 +89177.383 2040.0 C57
2021-12-28 18:17:26 C 08 03 43.54 +09 35 56.0 V D29
2021-12-28 18:23:53 S 08 03 28.726 +09 34 10.99 V C57
2021-12-28 18:23:53 s 1 -176429.23 2 +88321.361 1840.0 C57
2021-12-28 18:33:53 S 08 03 27.876 +09 33 54.65 V C57
2021-12-28 18:33:53 s 1 -176280.97 3 +87464.014 9820.0 C57
2021-12-28 18:43:53 S 08 03 27.137 +09 33 38.56 V C57
2021-12-28 18:43:53 s 1 -176130.05 1 +86605.344 5910.0 C57
2021-12-28 18:53:53 S 08 03 26.210 +09 33 22.07 V C57
2021-12-28 18:53:53 s 1 -175976.44 7 +85745.354 30.0 C57
2021-12-28 19:03:53 S 08 03 25.414 +09 33 05.29 V C57
2021-12-28 19:03:53 s 1 -175820.14 4 +84884.050 2130.0 C57
2021-12-28 19:13:53 S 08 03 24.562 +09 32 49.60 V C57
2021-12-28 19:13:53 s 1 -175661.12 6 +84021.433 2110.0 C57
2021-12-28 19:23:53 S 08 03 23.777 +09 32 31.67 V C57
2021-12-28 19:23:53 s 1 -175499.37 5 +83157.508 9900.0 C57
2021-12-28 19:33:53 S 08 03 22.918 +09 32 17.27 V C57
2021-12-28 19:33:53 s 1 -175334.87 3 +82292.279 5430.0 C57