457768 (2009 KN4)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5245336245 ± 2.07e-08
Semi-major axis (a)1.9410794606 AU ± 2.51e-09
Inclination (i)9.14006098° ± 3.10e-06
Long. of Asc. Node (Ω)308.19621467° ± 2.25e-05
Arg. of Perihelion (ω)38.34793429° ± 2.21e-05
Mean Anomaly (M)5.37511194° ± 2.91e-06
Mean Motion (n)0.3644578467°/day ± 7.08e-10
Perihelion dist (q)0.92291802 AU ± 4.01e-08
Aphelion dist (Q)2.95924091 AU ± 4.03e-08
Orbital Period2.70436291 yr ± 5.25e-09
Physical Parameters
H (abs. magnitude)18.38
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.320″
Uncertainty0
Orbit TypeApollo
MOID0.011231 AU
Observations Used248
Oppositions15
Arc Total2001-2025
First Observation Used2001-12-18
Last Observation Used2025-05-30
Observations (265)
Date Type RA Dec Mag Band Observatory
2021-01-16 09:19:56 C 08 44 25.404 +19 35 43.19 U F51
2021-01-16 09:37:54 C 08 44 24.143 +19 35 45.17 U F51
2021-01-16 09:55:56 C 08 44 22.875 +19 35 47.02 U F51
2021-01-16 10:14:21 C 08 44 21.586 +19 35 48.89 U F51
2021-01-18 07:04:16 C 08 41 16.52 +19 40 18.0 V G96
2021-01-18 07:11:35 C 08 41 16.00 +19 40 18.6 V G96
2021-01-18 07:18:55 C 08 41 15.49 +19 40 19.2 V G96
2021-01-18 07:26:14 C 08 41 14.96 +19 40 20.1 V G96
2025-04-25 08:21:36 C 13 54 53.153 -30 06 01.12 X F52
2025-04-25 08:54:35 C 13 54 50.772 -30 05 54.38 X F52
2025-04-25 09:11:04 C 13 54 49.588 -30 05 50.89 X F52
2025-05-30 06:29:44 C 13 04 08.892 -24 33 35.73 X F51
2025-05-30 06:45:33 C 13 04 08.263 -24 33 28.45 X F51
2025-05-30 07:01:21 C 13 04 07.648 -24 33 21.03 X F51
2025-05-30 07:18:05 C 13 04 07.006 -24 33 13.13 X F51