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
2021-12-05 11:53:54 s 1 +173544.33 1 +198330.72 1250.0 C57
2021-12-05 12:03:54 S 08 28 45.494 +21 19 37.20 V C57
2021-12-05 12:03:54 s 1 +173448.57 0 +198996.73 610.0 C57
2021-12-05 12:23:54 S 08 28 45.502 +21 19 16.86 V C57
2021-12-05 12:23:54 s 1 +173253.32 2 +200324.51 5350.0 C57
2021-12-05 13:13:54 S 08 28 44.633 +21 18 27.22 V C57
2021-12-05 13:13:54 s 1 +172743.75 5 +203619.30 6830.0 C57
2021-12-05 13:33:54 S 08 28 44.714 +21 18 11.27 V C57
2021-12-05 13:33:54 s 1 +172531.47 8 +204927.40 7780.0 C57
2021-12-05 13:43:54 S 08 28 44.652 +21 18 02.34 V C57
2021-12-05 13:43:54 s 1 +172423.55 4 +205579.35 1560.0 C57
2021-12-05 13:53:54 S 08 28 44.455 +21 17 51.50 V C57
2021-12-05 13:53:54 s 1 +172314.44 7 +206229.90 920.0 C57
2021-12-05 14:03:54 S 08 28 44.314 +21 17 45.31 V C57
2021-12-05 14:03:54 s 1 +172204.16 2 +206879.07 5880.0 C57
2021-12-05 14:13:54 S 08 28 44.160 +21 17 36.28 V C57
2021-12-05 14:13:54 s 1 +172092.70 7 +207526.83 6450.0 C57
2021-12-05 14:23:54 S 08 28 43.740 +21 17 22.45 V C57
2021-12-05 14:23:54 s 1 +171980.08 6 +208173.21 2660.0 C57
2021-12-05 14:43:54 S 08 28 43.862 +21 17 07.37 V C57
2021-12-05 14:43:54 s 1 +171751.37 1 +209461.80 2100.0 C57
2021-12-05 14:53:54 S 08 28 43.608 +21 16 59.56 V C57
2021-12-05 14:53:54 s 1 +171635.28 9 +210104.01 5360.0 C57
2021-12-05 15:03:54 S 08 28 43.594 +21 16 48.61 V C57
2021-12-05 15:03:54 s 1 +171518.06 5 +210744.84 4360.0 C57
2021-12-05 15:13:54 S 08 28 43.534 +21 16 41.27 V C57
2021-12-05 15:13:54 s 1 +171399.70 4 +211384.29 9110.0 C57
2021-12-05 15:23:54 S 08 28 43.538 +21 16 29.21 V C57
2021-12-05 15:23:54 s 1 +171280.21 1 +212022.36 9630.0 C57
2021-12-05 15:43:54 S 08 28 43.178 +21 16 12.25 V C57
2021-12-05 15:43:54 s 1 +171037.85 5 +213294.36 8080.0 C57
2021-12-05 15:53:54 S 08 28 43.032 +21 16 03.32 V C57
2021-12-05 15:53:54 s 1 +170915.00 3 +213928.30 6050.0 C57
2021-12-05 16:03:54 S 08 28 42.991 +21 15 52.88 V C57
2021-12-05 16:03:54 s 1 +170791.04 1 +214560.87 9880.0 C57
2021-12-05 16:13:54 S 08 28 42.730 +21 15 44.21 V C57
2021-12-05 16:13:54 s 1 +170665.97 6 +215192.06 9590.0 C57
2021-12-05 16:33:54 S 08 28 42.773 +21 15 24.66 V C57
2021-12-05 16:33:54 s 1 +170412.55 6 +216450.34 6720.0 C57
2021-12-05 16:53:54 S 08 28 42.446 +21 15 07.96 V C57
2021-12-05 16:53:54 s 1 +170154.78 6 +217703.15 7630.0 C57
2021-12-05 17:03:54 S 08 28 42.468 +21 14 55.61 V C57
2021-12-05 17:03:54 s 1 +170024.28 3 +218327.51 7040.0 C57
2021-12-05 17:33:54 S 08 28 42.338 +21 14 27.49 V C57
2021-12-05 17:33:54 s 1 +169626.36 3 +220192.43 1380.0 C57
2021-12-05 18:03:54 S 08 28 41.791 +21 14 03.66 V C57
2021-12-05 18:03:54 s 1 +169218.93 4 +222045.14 270.0 C57
2021-12-05 18:13:54 S 08 28 41.794 +21 13 51.89 V C57
2021-12-05 18:13:54 s 1 +169081.03 6 +222660.00 2120.0 C57
2021-12-05 18:23:54 S 08 28 41.693 +21 13 45.98 V C57