IAA RAS IAA Minor Planet Database

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 17:53:54 S 08 15 39.002 +13 51 15.73 – V C57
2021-12-21 17:53:54 s 1 +88072.033 0 +357319.70 980.0 – C57
2021-12-21 18:03:53 S 08 15 38.472 +13 51 01.30 – V C57
2021-12-21 18:03:53 s 1 +87746.280 0 +357566.06 7760.0 – C57
2021-12-21 18:13:54 S 08 15 37.898 +13 50 47.40 – V C57
2021-12-21 18:13:54 s 1 +87420.268 0 +357811.40 3710.0 – C57
2021-12-21 18:23:53 S 08 15 37.344 +13 50 32.71 – V C57
2021-12-21 18:23:53 s 1 +87093.998 0 +358055.71 8830.0 – C57
2021-12-21 18:33:54 S 08 15 36.624 +13 50 18.49 – V C57
2021-12-21 18:33:54 s 1 +86767.471 0 +358299.01 3120.0 – C57
2021-12-21 18:43:53 S 08 15 36.065 +13 50 04.92 – V C57
2021-12-21 18:43:53 s 1 +86440.689 0 +358541.28 6590.0 – C57
2021-12-21 18:53:54 S 08 15 35.558 +13 49 51.56 – V C57
2021-12-21 18:53:54 s 1 +86113.654 0 +358782.53 9250.0 – C57
2021-12-21 19:03:53 S 08 15 35.018 +13 49 37.63 – V C57
2021-12-21 19:03:53 s 1 +85786.365 0 +359022.77 1090.0 – C57
2021-12-21 19:13:54 S 08 15 34.354 +13 49 22.76 – V C57
2021-12-21 19:13:54 s 1 +85458.825 0 +359261.98 2130.0 – C57
2021-12-21 19:23:54 S 08 15 33.751 +13 49 09.59 – V C57
2021-12-21 19:23:54 s 1 +85131.035 0 +359500.17 2370.0 – C57
2021-12-21 19:33:53 S 08 15 33.278 +13 48 56.81 – V C57
2021-12-21 19:33:53 s 1 +84802.995 0 +359737.34 1810.0 – C57
2021-12-21 19:43:54 S 08 15 32.580 +13 48 41.83 – V C57
2021-12-21 19:43:54 s 1 +84474.708 0 +359973.49 470.0 – C57
2021-12-21 19:53:53 S 08 15 32.040 +13 48 26.24 – V C57
2021-12-21 19:53:53 s 1 +84146.174 0 +360208.63 8330.0 – C57
2021-12-21 20:03:54 S 08 15 31.510 +13 48 13.25 – V C57
2021-12-21 20:03:54 s 1 +83817.395 0 +360442.75 5420.0 – C57
2021-12-21 20:13:53 S 08 15 30.835 +13 48 00.29 – V C57
2021-12-21 20:13:53 s 1 +83488.371 0 +360675.85 1730.0 – C57
2021-12-21 20:23:54 S 08 15 30.355 +13 47 44.05 – V C57
2021-12-21 20:23:54 s 1 +83159.105 0 +360907.93 7280.0 – C57
2021-12-21 20:33:53 S 08 15 29.695 +13 47 31.42 – V C57
2021-12-21 20:33:53 s 1 +82829.596 0 +361139.00 2050.0 – C57
2021-12-21 20:43:54 S 08 15 29.002 +13 47 18.20 – V C57
2021-12-21 20:43:54 s 1 +82499.848 0 +361369.05 6070.0 – C57
2021-12-21 20:53:54 S 08 15 28.524 +13 47 03.88 – V C57
2021-12-21 20:53:54 s 1 +82169.859 0 +361598.09 9330.0 – C57
2021-12-21 21:03:53 S 08 15 27.859 +13 46 49.04 – V C57
2021-12-21 21:03:53 s 1 +81839.633 0 +361826.11 1840.0 – C57
2021-12-21 21:13:54 S 08 15 27.264 +13 46 34.25 – V C57
2021-12-21 21:13:54 s 1 +81509.170 0 +362053.12 3610.0 – C57
2021-12-21 21:23:53 S 08 15 26.719 +13 46 21.07 – V C57
2021-12-21 21:23:53 s 1 +81178.471 0 +362279.12 4630.0 – C57
2021-12-21 21:33:54 S 08 15 26.153 +13 46 07.10 – V C57
2021-12-21 21:33:54 s 1 +80847.538 0 +362504.10 4920.0 – C57
2021-12-21 21:43:53 S 08 15 25.586 +13 45 53.57 – V C57
2021-12-21 21:43:53 s 1 +80516.371 0 +362728.07 4480.0 – C57
2021-12-21 21:53:54 S 08 15 24.936 +13 45 38.20 – V C57
2021-12-21 21:53:54 s 1 +80184.972 0 +362951.03 3310.0 – C57