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
2009-08-10 01:03:06 C 22 52 17.26 -11 03 08.2 c J05
2009-08-10 01:17:55 C 22 52 20.64 -11 05 06.1 c J05
2009-08-11 07:53:24 C 23 00 04.90 -15 20 21.4 17.3 c 704
2009-08-11 08:10:34 C 23 00 09.35 -15 22 53.0 17.6 c 704
2009-08-11 08:27:48 C 23 00 13.82 -15 25 24.0 17.7 c 704
2009-08-11 08:44:55 C 23 00 18.23 -15 27 55.0 17.8 c 704
2009-08-12 02:25:31 C 23 05 16.60 -18 07 31.5 r J51
2009-08-12 02:32:47 C 23 05 18.63 -18 08 38.6 r J51
2009-08-12 02:40:03 C 23 05 20.67 -18 09 45.5 r J51
2009-08-12 05:00:10 C 23 06 03.44 -18 31 32.8 o H55
2009-08-12 05:02:19 C 23 06 04.06 -18 31 52.8 o H55
2009-08-12 05:10:16 C 23 06 06.34 -18 33 07.3 o H55
2009-08-12 05:49:30 C 23 06 17.45 -18 39 14.6 o H26
2009-08-12 05:51:55 C 23 06 18.17 -18 39 37.7 o H26
2009-08-12 05:54:11 C 23 06 18.92 -18 40 01.6 o H26
2009-08-12 05:56:30 C 23 06 19.58 -18 40 21.8 o H26
2009-08-12 05:58:49 C 23 06 20.30 -18 40 47.9 o H26
2009-08-14 06:03:00 C 23 22 17.92 -26 38 02.2 o H55
2009-08-14 06:05:57 C 23 22 18.98 -26 38 33.7 o H55
2009-08-14 06:12:30 C 23 22 21.29 -26 39 42.7 o H55
2009-08-20 02:01:29 C 00 38 02.51 -51 16 41.8 r I21
2009-08-20 03:11:58 C 00 38 55.77 -51 27 56.9 r I21
2009-08-28 07:03:29 C 04 10 07.25 -67 49 52.3 r I19
2009-08-28 07:13:06 C 04 10 18.03 -67 49 59.0 r I19
2009-08-28 07:21:37 C 04 10 27.67 -67 50 06.6 r I19
2009-12-31 12:16:21 C 08 26 17.915 -26 46 46.77 V F51
2009-12-31 12:30:09 C 08 26 16.836 -26 46 25.55 V F51
2009-12-31 12:47:15 C 08 26 15.486 -26 45 58.80 V F51
2009-12-31 13:02:04 C 08 26 14.312 -26 45 35.25 V F51
2010-01-04 11:56:40 C 08 19 02.681 -24 09 45.52 V F51
2010-01-04 12:08:28 C 08 19 01.703 -24 09 25.51 V F51
2010-02-21 08:15:09 C 07 24 36.725 +08 57 49.40 V T12
2010-02-21 08:19:23 C 07 24 36.691 +08 57 54.42 V T12
2019-01-08 13:54:59 C 10 42 19.713 +07 37 07.85 V F51
2019-01-08 14:29:07 C 10 42 18.816 +07 37 32.65 V F51
2019-01-08 14:46:11 C 10 42 18.373 +07 37 44.62 V F51
2022-06-03 12:44:45 C 18 51 39.509 +26 48 14.97 V T12
2022-06-03 12:51:10 C 18 51 39.297 +26 48 17.07 V T12
2022-06-03 13:04:54 C 18 51 38.848 +26 48 21.69 V T12
2022-06-28 04:22:09 C 18 22 57.53 +28 02 24.2 u H21
2022-06-28 04:28:04 C 18 22 57.13 +28 02 22.5 u H21
2022-06-28 04:36:15 C 18 22 56.54 +28 02 21.6 u H21
2022-06-30 05:30:15 C 18 19 46.04 +27 53 25.8 u H21
2022-06-30 05:36:31 C 18 19 45.61 +27 53 24.4 u H21
2022-06-30 05:47:10 C 18 19 44.90 +27 53 22.2 u H21
2022-07-04 04:51:22 C 18 13 22.02 +27 27 30.0 u H21
2022-07-04 04:56:42 C 18 13 21.63 +27 27 28.0 u H21
2022-07-04 05:03:58 C 18 13 21.14 +27 27 25.7 u H21
2022-07-05 04:46:09 C 18 11 43.61 +27 19 09.6 u H21
2022-07-05 04:59:19 C 18 11 42.66 +27 19 05.1 u H21