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
2021-12-06 08:13:54 s 1 +154231.47 2 +269650.94 1450.0 C57
2021-12-06 08:23:54 S 08 28 31.298 +21 00 34.52 V C57
2021-12-06 08:23:54 s 1 +154020.54 1 +270156.78 3330.0 C57
2021-12-06 08:33:54 S 08 28 31.298 +21 00 26.03 V C57
2021-12-06 08:33:54 s 1 +153808.90 6 +270661.41 2630.0 C57
2021-12-06 08:43:54 S 08 28 31.274 +21 00 18.14 V C57
2021-12-06 08:43:54 s 1 +153596.56 8 +271164.81 9360.0 C57
2021-12-06 08:53:54 S 08 28 31.202 +21 00 08.71 V C57
2021-12-06 08:53:54 s 1 +153383.53 1 +271667.00 3530.0 C57
2021-12-06 09:03:54 S 08 28 30.965 +21 00 00.58 V C57
2021-12-06 09:03:54 s 1 +153169.79 8 +272167.97 5150.0 C57
2021-12-06 09:13:54 S 08 28 30.768 +20 59 46.36 V C57
2021-12-06 09:13:54 s 1 +152955.37 2 +272667.73 4240.0 C57
2021-12-06 09:23:54 S 08 28 30.725 +20 59 38.36 V C57
2021-12-06 09:23:54 s 1 +152740.25 5 +273166.28 810.0 C57
2021-12-06 09:33:54 S 08 28 30.631 +20 59 28.72 V C57
2021-12-06 09:33:54 s 1 +152524.45 1 +273663.62 4860.0 C57
2021-12-06 09:43:54 S 08 28 30.384 +20 59 18.13 V C57
2021-12-06 09:43:54 s 1 +152307.96 3 +274159.74 6410.0 C57
2021-12-06 09:53:54 S 08 28 30.324 +20 59 11.72 V C57
2021-12-06 09:53:54 s 1 +152090.79 4 +274654.66 5470.0 C57
2021-12-06 10:03:54 S 08 28 30.269 +20 59 01.10 V C57
2021-12-06 10:03:54 s 1 +151872.94 5 +275148.38 2050.0 C57
2021-12-06 10:13:54 S 08 28 30.238 +20 58 49.51 V C57
2021-12-06 10:13:54 s 1 +151654.42 2 +275640.88 6160.0 C57
2021-12-06 10:23:54 S 08 28 29.803 +20 58 41.41 V C57
2021-12-06 10:23:54 s 1 +151435.22 6 +276132.18 7820.0 C57
2021-12-06 10:33:54 S 08 28 29.856 +20 58 31.33 V C57
2021-12-06 10:33:54 s 1 +151215.35 9 +276622.28 7030.0 C57
2021-12-06 10:43:54 S 08 28 29.530 +20 58 24.10 V C57
2021-12-06 10:43:54 s 1 +150994.82 6 +277111.18 3810.0 C57
2021-12-06 10:53:54 S 08 28 29.275 +20 58 12.65 V C57
2021-12-06 10:53:54 s 1 +150773.62 9 +277598.88 8160.0 C57
2021-12-06 11:03:54 S 08 28 29.621 +20 58 01.52 V C57
2021-12-06 11:03:54 s 1 +150551.77 0 +278085.38 110.0 C57
2021-12-06 11:23:54 S 08 28 29.028 +20 57 43.85 V C57
2021-12-06 11:23:54 s 1 +150106.08 0 +279054.78 6800.0 C57
2021-12-06 11:33:54 S 08 28 28.973 +20 57 35.71 V C57
2021-12-06 11:33:54 s 1 +149882.25 4 +279537.69 1570.0 C57
2021-12-06 11:43:54 S 08 28 28.771 +20 57 23.62 V C57
2021-12-06 11:43:54 s 1 +149657.77 8 +280019.40 3970.0 C57
2021-12-06 11:53:54 S 08 28 28.608 +20 57 15.84 V C57
2021-12-06 11:53:54 s 1 +149432.65 5 +280499.93 4010.0 C57
2021-12-06 12:03:54 S 08 28 28.757 +20 57 05.54 V C57
2021-12-06 12:03:54 s 1 +149206.88 7 +280979.26 1700.0 C57
2021-12-06 12:13:54 S 08 28 28.406 +20 56 59.21 V C57
2021-12-06 12:13:54 s 1 +148980.47 7 +281457.40 7060.0 C57
2021-12-06 12:23:54 S 08 28 28.289 +20 56 48.84 V C57
2021-12-06 12:23:54 s 1 +148753.42 7 +281934.35 80.0 C57
2021-12-06 12:33:54 S 08 28 28.224 +20 56 35.41 V C57