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
2021-12-01 20:43:56 s 1 -149991.84 0 +36557.131 5830.0 C57
2021-12-01 21:03:56 S 08 28 54.406 +22 36 22.14 V C57
2021-12-01 21:03:56 s 1 -149251.23 0 +34588.599 7360.0 C57
2021-12-01 21:13:56 S 08 28 54.300 +22 36 10.84 V C57
2021-12-01 21:13:56 s 1 -148873.70 4 +33602.635 9250.0 C57
2021-12-01 21:33:56 S 08 28 54.019 +22 35 54.06 V C57
2021-12-01 21:33:56 s 1 -148104.00 3 +31627.410 4510.0 C57
2021-12-01 21:53:56 S 08 28 54.024 +22 35 36.82 V C57
2021-12-01 21:53:56 s 1 -147314.48 7 +29647.926 620.0 C57
2021-12-01 22:03:56 S 08 28 53.969 +22 35 26.70 V C57
2021-12-01 22:03:56 s 1 -146912.19 0 +28656.640 3580.0 C57
2021-12-01 22:13:56 S 08 28 54.000 +22 35 19.72 V C57
2021-12-01 22:13:56 s 1 -146504.81 0 +27664.356 6250.0 C57
2021-12-01 22:23:56 S 08 28 53.820 +22 35 12.91 V C57
2021-12-01 22:23:56 s 1 -146092.30 1 +26671.097 8480.0 C57
2021-12-01 22:43:56 S 08 28 53.851 +22 34 47.78 V C57
2021-12-01 22:43:56 s 1 -145251.72 1 +24681.747 860.0 C57
2021-12-01 23:13:56 S 08 28 53.652 +22 34 28.24 V C57
2021-12-01 23:13:56 s 1 -143951.25 7 +21691.026 6690.0 C57
2021-12-01 23:23:56 S 08 28 53.174 +22 34 18.48 V C57
2021-12-01 23:23:56 s 1 -143507.02 5 +20692.440 2510.0 C57
2021-12-01 23:33:56 S 08 28 53.129 +22 34 10.56 V C57
2021-12-01 23:33:56 s 1 -143057.34 3 +19693.060 6650.0 C57
2021-12-01 23:43:56 S 08 28 53.155 +22 33 58.21 V C57
2021-12-01 23:43:56 s 1 -142602.16 2 +18692.915 8920.0 C57
2021-12-01 23:53:56 S 08 28 53.354 +22 33 47.23 V C57
2021-12-01 23:53:56 s 1 -142141.43 4 +17692.036 9120.0 C57
2021-12-02 00:03:56 S 08 28 52.968 +22 33 38.77 V C57
2021-12-02 00:03:56 s 1 -141675.11 1 +16690.452 7080.0 C57
2021-12-02 00:13:56 S 08 28 53.086 +22 33 27.00 V C57
2021-12-02 00:13:56 s 1 -141203.14 3 +15688.196 2610.0 C57
2021-12-02 00:23:56 S 08 28 53.030 +22 33 21.38 V C57
2021-12-02 00:23:56 s 1 -140725.48 0 +14685.299 5520.0 C57
2021-12-02 00:33:56 S 08 28 52.805 +22 33 09.25 V C57
2021-12-02 00:33:56 s 1 -140242.07 2 +13681.795 5610.0 C57
2021-12-02 00:43:56 S 08 28 52.716 +22 33 00.79 V C57
2021-12-02 00:43:56 s 1 -139752.86 9 +12677.718 2700.0 C57
2021-12-02 00:53:56 S 08 28 52.654 +22 32 56.69 V C57
2021-12-02 00:53:56 s 1 -139257.81 9 +11673.103 6590.0 C57
2021-12-02 01:03:56 S 08 28 52.622 +22 32 42.11 V C57
2021-12-02 01:03:56 s 1 -138756.87 2 +10667.985 7080.0 C57
2021-12-02 01:13:56 S 08 28 52.697 +22 32 36.17 V C57
2021-12-02 01:13:56 s 1 -138249.97 4 + 9662.402 3970.0 C57
2021-12-02 01:33:56 S 08 28 52.534 +22 32 17.05 V C57
2021-12-02 01:33:56 s 1 -137218.11 7 + 7649.992 6190.0 C57
2021-12-02 01:43:56 S 08 28 52.442 +22 32 09.28 V C57
2021-12-02 01:43:56 s 1 -136693.05 2 + 6643.244 1110.0 C57
2021-12-02 02:03:56 S 08 28 52.255 +22 31 48.76 V C57
2021-12-02 02:03:56 s 1 -135624.37 9 + 4628.868 7530.0 C57
2021-12-02 02:13:56 S 08 28 51.941 +22 31 44.15 V C57