489900 (2008 KP)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7895637344 ± 7.32e-08
Semi-major axis (a)1.1006267072 AU ± 4.58e-09
Inclination (i)59.85321292° ± 1.38e-05
Long. of Asc. Node (Ω)62.44550438° ± 3.82e-06
Arg. of Perihelion (ω)345.01719148° ± 5.44e-06
Mean Anomaly (M)300.40921755° ± 2.63e-05
Mean Motion (n)0.8535956746°/day ± 5.33e-09
Perihelion dist (q)0.23161177 AU ± 8.06e-08
Aphelion dist (Q)1.96964164 AU ± 8.10e-08
Orbital Period1.15467582 yr ± 7.21e-09
Physical Parameters
H (abs. magnitude)18.87
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.264″
Uncertainty0
Orbit TypeApollo
MOID0.362992 AU
Observations Used164
Oppositions2
Arc Total2008-2025
First Observation Used2008-05-27
Last Observation Used2025-06-18
Observations (172)
Date Type RA Dec Mag Band Observatory
2008-05-27 06:43:35 C 15 38 09.60 -17 38 09.3 r G96
2008-05-27 06:52:24 C 15 38 07.80 -17 38 12.9 r G96
2008-05-27 07:01:08 C 15 38 06.07 -17 38 16.6 r G96
2008-05-27 07:10:03 C 15 38 04.30 -17 38 19.6 r G96
2008-05-27 08:03:21 C 15 37 53.65 -17 38 39.4 r G96
2008-05-27 08:15:39 C 15 37 51.20 -17 38 43.8 r G96
2008-05-27 08:27:57 C 15 37 48.72 -17 38 48.5 r G96
2008-05-27 08:40:18 C 15 37 46.27 -17 38 52.9 r G96
2008-05-28 04:26:29 C 15 33 52.41 -17 46 09.1 o 291
2008-05-28 04:32:14 C 15 33 51.29 -17 46 11.4 o 291
2008-05-28 04:37:45 C 15 33 50.22 -17 46 12.4 o 291
2008-05-28 06:40:43 C 15 33 25.37 -17 46 57.7 c 854
2008-05-28 06:47:20 C 15 33 24.15 -17 47 00.7 r G96
2008-05-28 06:47:37 C 15 33 23.97 -17 46 59.8 c 854
2008-05-28 07:04:09 C 15 33 20.77 -17 47 06.7 r G96
2008-05-28 07:12:36 C 15 33 19.04 -17 47 09.9 r G96
2008-05-28 08:11:49 C 15 33 07.90 -17 47 16.4 o 474
2008-05-28 08:13:50 C 15 33 07.51 -17 47 17.3 o 474
2008-05-28 08:15:59 C 15 33 07.07 -17 47 17.7 o 474
2008-05-28 08:27:40 C 15 33 04.73 -17 47 22.1 o 474
2008-05-28 08:51:41 C 15 32 59.65 -17 47 43.7 o F65
2008-05-28 08:53:31 C 15 32 59.24 -17 47 37.3 r F85
2008-05-28 09:08:24 C 15 32 56.29 -17 47 50.1 o F65
2008-05-28 09:23:54 C 15 32 53.19 -17 47 55.4 o F65
2008-05-28 10:38:56 C 15 32 37.94 -17 48 15.9 r F85
2008-05-29 07:10:09 C 15 28 34.00 -17 55 37.9 o F65
2008-05-29 07:27:27 C 15 28 30.52 -17 55 44.3 o F65
2008-05-29 07:44:55 C 15 28 26.97 -17 55 50.3 o F65
2008-05-30 09:13:29 C 15 23 22.37 -18 04 18.9 o 474
2008-05-30 09:15:09 C 15 23 22.04 -18 04 19.6 o 474
2008-05-30 09:16:39 C 15 23 21.72 -18 04 20.0 o 474
2008-05-31 06:34:20 C 15 19 06.45 -18 11 32.5 o 691
2008-05-31 06:59:43 C 15 19 01.30 -18 11 40.5 o 691
2008-05-31 07:25:08 C 15 18 56.14 -18 11 48.8 o 691
2008-06-03 04:05:45 C 15 05 17.78 -18 32 23.9 o 691
2008-06-03 04:36:08 C 15 05 11.78 -18 32 32.6 o 691
2008-06-03 05:01:32 C 15 05 06.59 -18 32 39.6 o 691
2008-06-07 04:44:21 C 14 46 31.87 -18 56 32.0 r 715
2008-06-07 04:58:12 C 14 46 29.20 -18 56 35.0 r 715
2008-06-07 05:12:41 C 14 46 26.39 -18 56 38.2 r 715
2008-06-30 09:08:00 C 13 24 48.26 -20 08 47.9 o 474
2008-06-30 09:10:33 C 13 24 47.99 -20 08 48.2 o 474
2008-06-30 09:13:12 C 13 24 47.70 -20 08 48.9 o 474
2008-06-30 09:15:39 C 13 24 47.45 -20 08 48.9 o 474
2008-06-30 09:20:09 C 13 24 47.01 -20 08 50.1 o 474
2009-04-05 13:19:09 C 17 29 48.644 +01 43 38.77 o 568
2009-04-05 13:23:08 C 17 29 48.480 +01 43 39.41 o 568
2009-04-23 10:43:24 C 17 02 32.848 +02 44 36.16 o 568
2009-04-23 10:50:26 C 17 02 32.209 +02 44 36.93 o 568
2009-05-15 07:15:30 C 16 00 14.38 +02 39 23.0 o 691