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
2021-12-20 08:33:54 S 08 17 29.081 +14 36 49.10 V C57
2021-12-20 08:33:54 s 1 +146026.37 5 +286566.35 4130.0 C57
2021-12-20 08:43:54 S 08 17 28.512 +14 36 37.15 V C57
2021-12-20 08:43:54 s 1 +145783.84 0 +287031.89 5830.0 C57
2021-12-20 08:53:54 S 08 17 28.159 +14 36 24.77 V C57
2021-12-20 08:53:54 s 1 +145540.69 1 +287496.23 5260.0 C57
2021-12-20 09:03:54 S 08 17 27.514 +14 36 10.15 V C57
2021-12-20 09:03:54 s 1 +145296.93 1 +287959.39 2430.0 C57
2021-12-20 09:13:54 S 08 17 26.969 +14 35 58.92 V C57
2021-12-20 09:13:54 s 1 +145052.56 2 +288421.37 7340.0 C57
2021-12-20 09:23:54 S 08 17 26.515 +14 35 44.92 V C57
2021-12-20 09:23:54 s 1 +144807.58 6 +288882.16 10.0 C57
2021-12-20 09:33:54 S 08 17 25.999 +14 35 30.80 V C57
2021-12-20 09:33:54 s 1 +144562.00 7 +289341.77 450.0 C57
2021-12-20 09:43:54 S 08 17 25.488 +14 35 18.13 V C57
2021-12-20 09:43:54 s 1 +144315.82 6 +289800.20 8660.0 C57
2021-12-20 09:53:54 S 08 17 24.984 +14 35 04.09 V C57
2021-12-20 09:53:54 s 1 +144069.04 7 +290257.44 4660.0 C57
2021-12-20 10:03:54 S 08 17 24.425 +14 34 49.44 V C57
2021-12-20 10:03:54 s 1 +143821.67 1 +290713.51 8460.0 C57
2021-12-20 10:13:54 S 08 17 23.966 +14 34 37.63 V C57
2021-12-20 10:13:54 s 1 +143573.70 1 +291168.39 60.0 C57
2021-12-20 10:23:54 S 08 17 23.407 +14 34 23.92 V C57
2021-12-20 10:23:54 s 1 +143325.14 0 +291622.10 9480.0 C57
2021-12-20 10:33:54 S 08 17 22.963 +14 34 12.04 V C57
2021-12-20 10:33:54 s 1 +143075.99 1 +292074.63 6720.0 C57
2021-12-20 11:13:54 S 08 17 20.676 +14 33 17.06 V C57
2021-12-20 11:13:54 s 1 +142073.55 2 +293873.02 4170.0 C57
2021-12-20 11:23:54 S 08 17 20.246 +14 33 03.71 V C57
2021-12-20 11:23:54 s 1 +141821.49 4 +294319.69 700.0 C57
2021-12-20 11:33:54 S 08 17 19.850 +14 32 50.28 V C57
2021-12-20 11:33:54 s 1 +141568.86 3 +294765.19 5110.0 C57
2021-12-20 11:43:54 S 08 17 19.279 +14 32 35.20 V C57
2021-12-20 11:43:54 s 1 +141315.65 9 +295209.52 7420.0 C57
2021-12-20 11:53:54 S 08 17 18.684 +14 32 20.76 V C57
2021-12-20 11:53:54 s 1 +141061.88 5 +295652.68 7630.0 C57
2021-12-20 12:03:54 S 08 17 18.132 +14 32 10.07 V C57
2021-12-20 12:03:54 s 1 +140807.54 5 +296094.67 5760.0 C57
2021-12-20 12:13:54 S 08 17 17.688 +14 31 55.16 V C57
2021-12-20 12:13:54 s 1 +140552.64 0 +296535.50 1810.0 C57
2021-12-20 12:23:54 S 08 17 17.172 +14 31 43.86 V C57
2021-12-20 12:23:54 s 1 +140297.17 2 +296975.16 5790.0 C57
2021-12-20 12:33:54 S 08 17 16.598 +14 31 28.78 V C57
2021-12-20 12:33:54 s 1 +140041.14 4 +297413.66 7720.0 C57
2021-12-20 12:43:54 S 08 17 16.044 +14 31 16.36 V C57
2021-12-20 12:43:54 s 1 +139784.55 8 +297851.00 7590.0 C57
2021-12-20 12:53:54 S 08 17 15.612 +14 31 03.47 V C57
2021-12-20 12:53:54 s 1 +139527.41 7 +298287.18 5430.0 C57
2021-12-20 13:03:54 S 08 17 15.086 +14 30 47.74 V C57
2021-12-20 13:03:54 s 1 +139269.72 2 +298722.20 1240.0 C57