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
2021-11-23 10:13:56 S 08 28 40.519 +25 20 09.67 V C57
2021-11-23 10:13:56 s 1 +145680.23 5 +284571.82 6410.0 C57
2021-11-23 11:13:56 S 08 28 41.086 +25 19 31.55 V C57
2021-11-23 11:13:56 s 1 +144222.40 1 +287310.14 6170.0 C57
2021-11-23 13:33:56 S 08 28 42.737 +25 17 45.53 V C57
2021-11-23 13:33:56 s 1 +140736.80 3 +293531.82 9570.0 C57
2021-11-23 14:53:56 S 08 28 43.966 +25 16 50.81 V C57
2021-11-23 14:53:56 s 1 +138694.28 4 +296982.57 2170.0 C57
2021-11-23 17:03:56 S 08 28 45.746 +25 15 16.60 V C57
2021-11-23 17:03:56 s 1 +135300.25 1 +302429.65 1520.0 C57
2021-11-23 18:23:56 S 08 28 46.558 +25 14 13.24 V C57
2021-11-23 18:23:56 s 1 +133167.33 8 +305683.84 1040.0 C57
2021-11-23 20:23:56 S 08 28 47.923 +25 12 53.86 V C57
2021-11-23 20:23:56 s 1 +129907.57 5 +310426.67 7050.0 C57
2021-11-23 20:33:56 S 08 28 48.358 +25 12 43.74 V C57
2021-11-23 20:33:56 s 1 +129632.75 2 +310814.45 4950.0 C57
2021-11-24 00:43:56 S 08 28 50.698 +25 09 46.55 V C57
2021-11-24 00:43:56 s 1 +122611.58 0 +320139.90 6230.0 C57
2021-11-24 01:33:56 S 08 28 51.581 +25 09 11.77 V C57
2021-11-24 01:33:56 s 1 +121174.07 6 +321920.53 8820.0 C57
2021-11-24 02:43:56 S 08 28 52.550 +25 08 16.01 V C57
2021-11-24 02:43:56 s 1 +119143.89 5 +324366.54 320.0 C57
2021-11-24 04:53:56 S 08 28 53.954 +25 06 46.51 V C57
2021-11-24 04:53:56 s 1 +115320.75 6 +328764.98 8340.0 C57
2021-11-24 05:03:56 S 08 28 54.067 +25 06 37.91 V C57
2021-11-24 05:03:56 s 1 +115023.90 9 +329095.59 1160.0 C57
2021-11-24 06:23:56 S 08 28 54.631 +25 05 40.78 V C57
2021-11-24 06:23:56 s 1 +112635.39 0 +331701.01 7430.0 C57
2021-11-24 07:43:56 S 08 28 55.560 +25 04 37.13 V C57
2021-11-24 07:43:56 s 1 +110223.02 5 +334236.45 3510.0 C57
2021-11-24 09:23:56 S 08 28 56.839 +25 03 22.43 V C57
2021-11-24 09:23:56 s 1 +107175.28 1 +337307.88 5470.0 C57
2021-11-24 10:13:56 S 08 28 57.242 +25 02 53.81 V C57
2021-11-24 10:13:56 s 1 +105638.40 3 +338803.02 3050.0 C57
2021-11-24 11:03:56 S 08 28 57.629 +25 02 11.29 V C57
2021-11-24 11:03:56 s 1 +104093.10 7 +340271.23 2640.0 C57
2021-11-24 11:23:56 S 08 28 58.121 +25 01 59.70 V C57
2021-11-24 11:23:56 s 1 +103472.67 4 +340850.99 8790.0 C57
2021-11-24 12:43:56 S 08 28 58.423 +25 01 01.45 V C57
2021-11-24 12:43:56 s 1 +100978.00 7 +343127.17 610.0 C57
2021-11-24 12:53:56 S 08 28 58.375 +25 00 51.98 V C57
2021-11-24 12:53:56 s 1 +100664.74 3 +343406.88 8610.0 C57
2021-11-24 13:23:56 S 08 28 58.920 +25 00 30.38 V C57
2021-11-24 13:23:56 s 1 +99723.076 0 +344239.61 6450.0 C57
2021-11-24 13:53:56 S 08 28 59.290 +25 00 06.52 V C57
2021-11-24 13:53:56 s 1 +98778.628 0 +345062.75 5130.0 C57
2021-11-24 17:03:56 S 08 29 00.965 +24 57 46.26 V C57
2021-11-24 17:03:56 s 1 +92734.986 0 +350054.37 6790.0 C57
2021-11-24 17:43:56 S 08 29 01.382 +24 57 12.96 V C57
2021-11-24 17:43:56 s 1 +91449.508 0 +351056.68 2830.0 C57