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
2021-12-21 11:43:54 S 08 16 00.300 +13 59 48.84 V C57
2021-12-21 11:43:54 s 1 +99931.038 0 +347479.70 3990.0 C57
2021-12-21 13:33:54 S 08 15 54.096 +13 57 17.50 V C57
2021-12-21 13:33:54 s 1 +96446.511 0 +350553.24 3960.0 C57
2021-12-21 13:43:54 S 08 15 53.534 +13 57 02.99 V C57
2021-12-21 13:43:54 s 1 +96127.943 0 +350826.40 4330.0 C57
2021-12-21 13:53:53 S 08 15 52.978 +13 56 48.84 V C57
2021-12-21 13:53:53 s 1 +95809.083 0 +351098.53 3720.0 C57
2021-12-21 14:03:54 S 08 15 52.361 +13 56 35.16 V C57
2021-12-21 14:03:54 s 1 +95489.931 0 +351369.62 2150.0 C57
2021-12-21 14:13:53 S 08 15 51.806 +13 56 23.50 V C57
2021-12-21 14:13:53 s 1 +95170.489 0 +351639.68 9610.0 C57
2021-12-21 14:23:54 S 08 15 51.250 +13 56 07.58 V C57
2021-12-21 14:23:54 s 1 +94850.759 0 +351908.70 6120.0 C57
2021-12-21 14:33:53 S 08 15 50.566 +13 55 53.47 V C57
2021-12-21 14:33:53 s 1 +94530.741 0 +352176.68 1670.0 C57
2021-12-21 14:43:54 S 08 15 50.002 +13 55 40.04 V C57
2021-12-21 14:43:54 s 1 +94210.436 0 +352443.63 6280.0 C57
2021-12-21 14:53:54 S 08 15 49.512 +13 55 26.94 V C57
2021-12-21 14:53:54 s 1 +93889.847 0 +352709.54 9940.0 C57
2021-12-21 15:03:53 S 08 15 48.919 +13 55 11.78 V C57
2021-12-21 15:03:53 s 1 +93568.975 0 +352974.42 2670.0 C57
2021-12-21 15:13:54 S 08 15 48.389 +13 54 58.10 V C57
2021-12-21 15:13:54 s 1 +93247.820 0 +353238.26 4470.0 C57
2021-12-21 15:23:53 S 08 15 47.674 +13 54 44.03 V C57
2021-12-21 15:23:53 s 1 +92926.384 0 +353501.07 5340.0 C57
2021-12-21 15:33:54 S 08 15 47.167 +13 54 31.75 V C57
2021-12-21 15:33:54 s 1 +92604.669 0 +353762.85 5290.0 C57
2021-12-21 15:43:53 S 08 15 46.522 +13 54 16.49 V C57
2021-12-21 15:43:53 s 1 +92282.676 0 +354023.60 4330.0 C57
2021-12-21 15:53:54 S 08 15 46.010 +13 54 01.73 V C57
2021-12-21 15:53:54 s 1 +91960.406 0 +354283.32 2460.0 C57
2021-12-21 16:03:53 S 08 15 45.384 +13 53 48.30 V C57
2021-12-21 16:03:53 s 1 +91637.860 0 +354542.00 9680.0 C57
2021-12-21 16:13:54 S 08 15 44.750 +13 53 34.12 V C57
2021-12-21 16:13:54 s 1 +91315.040 0 +354799.66 6000.0 C57
2021-12-21 16:23:54 S 08 15 44.328 +13 53 20.22 V C57
2021-12-21 16:23:54 s 1 +90991.946 0 +355056.29 1430.0 C57
2021-12-21 16:33:53 S 08 15 43.730 +13 53 06.14 V C57
2021-12-21 16:33:53 s 1 +90668.582 0 +355311.88 5980.0 C57
2021-12-21 16:43:54 S 08 15 43.094 +13 52 52.43 V C57
2021-12-21 16:43:54 s 1 +90344.946 0 +355566.45 9640.0 C57
2021-12-21 16:53:53 S 08 15 42.552 +13 52 39.29 V C57
2021-12-21 16:53:53 s 1 +90021.042 0 +355820.00 2420.0 C57
2021-12-21 17:23:54 S 08 15 40.757 +13 51 56.30 V C57
2021-12-21 17:23:54 s 1 +89047.725 0 +356574.46 5550.0 C57
2021-12-21 17:33:53 S 08 15 40.279 +13 51 42.91 V C57
2021-12-21 17:33:53 s 1 +88722.757 0 +356823.90 4880.0 C57
2021-12-21 17:43:54 S 08 15 39.502 +13 51 29.88 V C57
2021-12-21 17:43:54 s 1 +88397.526 0 +357072.31 3350.0 C57