523802 (1998 KH9)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4589589351 ± 4.60e-08
Semi-major axis (a)2.2032336198 AU ± 4.51e-09
Inclination (i)17.67115958° ± 6.76e-06
Long. of Asc. Node (Ω)82.61787642° ± 8.58e-06
Arg. of Perihelion (ω)185.38758373° ± 2.21e-05
Mean Anomaly (M)135.56075414° ± 1.61e-05
Mean Motion (n)0.3013848734°/day ± 9.26e-10
Perihelion dist (q)1.19203986 AU ± 1.01e-07
Aphelion dist (Q)3.21442738 AU ± 1.02e-07
Orbital Period3.27032433 yr ± 1.00e-08
Physical Parameters
H (abs. magnitude)18.44
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.443″
Uncertainty0
Orbit TypeAmor
MOID0.176082 AU
Observations Used260
Oppositions18
Arc Total1998-2024
First Observation Used1998-05-22
Last Observation Used2024-05-26
Observations (267)
Date Type RA Dec Mag Band Observatory
2024-04-24 09:00:32 C 10 35 35.109 +38 59 58.48 X F52
2024-04-24 09:11:28 C 10 35 35.043 +38 59 52.85 X F52
2024-04-24 09:22:24 C 10 35 34.981 +38 59 47.02 X F52
2024-04-26 06:08:17 C 10 35 28.712 +38 36 01.76 V G96
2024-04-26 06:16:28 C 10 35 28.698 +38 35 56.87 V G96
2024-04-26 06:24:39 C 10 35 28.694 +38 35 51.97 V G96
2024-05-13 04:28:35 C 10 41 51.054 +34 13 25.10 V G96
2024-05-13 04:36:01 C 10 41 51.238 +34 13 19.85 V G96
2024-05-13 04:43:27 C 10 41 51.450 +34 13 14.23 V G96
2024-05-13 04:50:54 C 10 41 51.688 +34 13 08.36 V G96
2024-05-26 04:03:13 C 10 54 25.380 +30 03 54.54 V G96
2024-05-26 04:11:20 C 10 54 25.808 +30 03 47.52 V G96
2024-05-26 04:12:02 C 10 54 25.823 +30 03 46.84 V G96
2024-05-26 04:19:26 C 10 54 26.179 +30 03 40.46 V G96
2024-05-26 04:20:09 C 10 54 26.212 +30 03 39.38 V G96
2024-05-26 04:27:32 C 10 54 26.557 +30 03 33.37 V G96
2024-05-26 04:28:15 C 10 54 26.593 +30 03 32.65 V G96