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
1999-08-03 06:31:20 C 19 06 20.80 +09 30 58.4 i 670
1999-08-03 21:08:38 C 19 05 30.61 +09 35 53.8 z 151
1999-08-03 21:24:44 C 19 05 29.65 +09 35 58.4 z 151
1999-08-03 21:29:38 C 19 05 29.41 +09 36 00.4 z 151
1999-08-03 21:37:28 C 19 05 28.86 +09 36 03.2 z 151
1999-08-04 05:49:40 C 19 05 01.15 +09 38 44.8 z 711
1999-08-04 05:59:00 C 19 05 00.68 +09 38 47.1 z 711
1999-08-05 21:04:02 C 19 02 55.62 +09 50 27.6 a 470
1999-08-05 21:10:34 C 19 02 55.24 +09 50 28.5 a 470
1999-08-06 21:04:14 C 19 01 43.65 +09 56 46.4 c 118
1999-08-06 21:13:07 C 19 01 43.19 +09 56 48.7 c 118
1999-08-13 12:57:15 C 18 55 17.78 +10 25 22.9 360
1999-08-13 13:01:14 C 18 55 17.64 +10 25 23.2 360
1999-08-13 13:05:59 C 18 55 17.51 +10 25 23.9 360
1999-08-13 23:01:28 C 18 54 58.44 +10 26 25.6 c 118
1999-08-13 23:03:26 C 18 54 58.41 +10 26 25.3 c 118
1999-08-25 21:27:35 C 18 49 50.86 +10 32 48.8 d 046
1999-08-25 21:31:50 C 18 49 50.78 +10 32 49.2 d 046
1999-10-04 02:23:53 C 19 10 11.66 +08 52 05.9 19.2 a 704
1999-10-04 02:42:43 C 19 10 12.49 +08 52 04.7 19.7 a 704
1999-10-04 03:01:32 C 19 10 13.27 +08 52 02.9 19.4 a 704
1999-10-04 03:20:20 C 19 10 14.00 +08 51 59.9 19.4 a 704
1999-10-04 03:39:07 C 19 10 14.80 +08 51 58.1 19.1 a 704
2000-09-30 09:39:52 C 03 46 26.95 +58 40 40.3 z 711
2000-09-30 09:59:17 C 03 46 26.45 +58 40 45.3 z 711
2000-09-30 10:18:54 C 03 46 26.15 +58 40 51.7 z 711
2000-11-09 06:51:30 C 02 44 15.85 +59 07 49.2 19.0 c 704
2000-11-09 07:12:31 C 02 44 13.90 +59 07 42.4 18.9 c 704
2000-11-09 07:32:28 C 02 44 12.00 +59 07 35.1 19.5 c 704
2000-11-16 05:14:26 C 02 29 54.40 +57 51 36.7 c 704
2000-11-16 05:35:56 C 02 29 52.55 +57 51 24.6 c 704
2000-11-16 05:57:33 C 02 29 50.67 +57 51 13.9 c 704
2000-11-16 06:19:03 C 02 29 48.95 +57 51 02.1 c 704
2000-11-17 05:33:39 C 02 27 54.64 +57 38 15.4 18.5 c 704
2000-11-17 05:56:34 C 02 27 52.74 +57 38 03.6 18.7 c 704
2000-11-17 06:21:02 C 02 27 50.77 +57 37 49.8 18.5 c 704
2000-11-17 06:45:18 C 02 27 48.60 +57 37 35.8 18.9 c 704
2000-12-23 05:18:42 C 01 50 53.77 +46 11 40.4 696
2000-12-23 05:24:33 C 01 50 53.83 +46 11 34.8 696
2001-01-14 18:13:24 C 02 00 00.54 +39 12 52.2 621
2001-01-14 18:17:42 C 02 00 00.68 +39 12 49.3 621
2001-01-14 18:28:03 C 02 00 01.01 +39 12 42.4 621
2001-01-14 18:32:22 C 02 00 01.15 +39 12 39.4 621
2001-01-15 18:43:24 C 02 00 50.30 +38 56 38.5 621
2001-01-15 18:46:43 C 02 00 50.42 +38 56 36.2 621
2001-01-15 18:50:04 C 02 00 50.54 +38 56 34.0 621
2001-01-15 18:53:23 C 02 00 50.64 +38 56 31.9 621
2002-08-27 06:39:55 C 22 58 00.68 +47 51 57.8 19.5 c 704
2002-08-27 07:19:12 C 22 57 57.95 +47 52 03.0 19.7 c 704
2002-08-27 07:58:26 C 22 57 55.21 +47 52 08.8 19.6 c 704