2009 OZ4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6418880578 ± 3.57e-08
Semi-major axis (a)2.6765024622 AU ± 1.88e-08
Inclination (i)38.05358032° ± 1.26e-05
Long. of Asc. Node (Ω)140.01637857° ± 4.07e-06
Arg. of Perihelion (ω)240.27839006° ± 1.29e-05
Mean Anomaly (M)246.18031658° ± 1.54e-05
Mean Motion (n)0.2250923863°/day ± 2.38e-09
Perihelion dist (q)0.95848749 AU ± 9.57e-08
Aphelion dist (Q)4.39451743 AU ± 1.00e-07
Orbital Period4.37876331 yr ± 4.62e-08
Physical Parameters
H (abs. magnitude)19.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.335″
Uncertainty0
Orbit TypeApollo
MOID0.147348 AU
Observations Used165
Oppositions10
Arc Total2009-2022
First Observation Used2009-07-25
Last Observation Used2022-08-30
Observations (170)
Date Type RA Dec Mag Band Observatory
2022-07-05 05:15:57 C 18 11 41.50 +27 18 58.5 u H21
2022-07-06 04:34:02 C 18 10 05.15 +27 10 05.8 u H21
2022-07-06 04:47:28 C 18 10 04.20 +27 10 00.2 u H21
2022-07-10 04:39:01 C 18 03 23.32 +26 25 47.5 u H21
2022-07-10 04:45:16 C 18 03 22.87 +26 25 43.8 u H21
2022-07-10 04:48:24 C 18 03 22.64 +26 25 42.2 u H21
2022-07-19 02:57:58 C 17 48 34.44 +24 00 34.0 u H21
2022-07-19 03:04:14 C 17 48 34.01 +24 00 28.8 u H21
2022-07-19 03:10:29 C 17 48 33.57 +24 00 24.0 u H21
2022-07-19 03:18:25 C 17 48 33.06 +24 00 17.5 u H21
2022-07-20 04:22:02 C 17 46 52.28 +23 39 04.0 u H21
2022-07-20 04:28:18 C 17 46 51.87 +23 38 58.4 u H21
2022-07-20 04:31:26 C 17 46 51.67 +23 38 55.5 u H21
2022-08-21 07:28:41 C 17 12 51.849 +06 38 55.87 U F51
2022-08-21 07:47:58 C 17 12 51.514 +06 38 23.91 U F51
2022-08-21 08:07:15 C 17 12 51.174 +06 37 51.62 U F51
2022-08-30 06:06:27 C 17 11 32.713 +00 31 08.87 U F52
2022-08-30 06:20:19 C 17 11 32.717 +00 30 44.51 U F52
2022-08-30 06:34:07 C 17 11 32.717 +00 30 20.32 U F52
2022-08-30 06:48:01 C 17 11 32.725 +00 29 56.05 U F52