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
2009-07-25 08:23:16 C 22 01 27.48 +15 00 06.4 19.5 c 704
2009-07-25 08:38:36 C 22 01 28.63 +14 59 38.4 19.8 c 704
2009-07-25 09:09:15 C 22 01 30.89 +14 58 43.5 19.4 c 704
2009-07-25 09:24:35 C 22 01 32.09 +14 58 15.6 19.5 c 704
2009-07-26 04:21:38 C 22 03 05.74 +14 22 36.4 r H10
2009-07-26 04:26:11 C 22 03 06.01 +14 22 28.4 r H10
2009-07-26 07:22:16 C 22 03 19.63 +14 16 44.6 r 734
2009-07-26 07:27:34 C 22 03 20.03 +14 16 30.9 r 734
2009-07-26 07:29:42 C 22 03 20.16 +14 16 27.6 r 734
2009-07-26 07:31:48 C 22 03 20.31 +14 16 23.6 r 734
2009-07-26 07:33:54 C 22 03 20.50 +14 16 19.8 r 734
2009-07-26 09:40:46 C 22 03 30.49 +14 12 11.3 r H06
2009-07-26 10:00:33 C 22 03 32.09 +14 11 31.9 r H06
2009-07-26 13:35:19 C 22 03 50.78 +14 04 49.0 o 474
2009-07-26 13:37:10 C 22 03 50.92 +14 04 45.3 o 474
2009-07-26 13:40:29 C 22 03 51.18 +14 04 38.7 o 474
2009-07-26 20:43:03 C 22 04 27.83 +13 49 37.6 c 587
2009-07-26 20:45:28 C 22 04 28.05 +13 49 33.3 c 587
2009-07-26 20:48:15 C 22 04 28.25 +13 49 25.9 c 587
2009-07-26 20:51:46 C 22 04 28.61 +13 49 19.9 o A13
2009-07-26 20:51:53 C 22 04 28.52 +13 49 19.6 c 595
2009-07-26 20:55:33 C 22 04 28.85 +13 49 11.8 o 198
2009-07-26 20:56:37 C 22 04 28.96 +13 49 09.5 o A13
2009-07-26 20:58:55 C 22 04 29.19 +13 49 04.3 o A13
2009-07-26 20:59:45 C 22 04 29.19 +13 49 03.2 o 198
2009-07-26 21:02:54 C 22 04 29.43 +13 48 55.9 o 198
2009-07-26 21:05:00 C 22 04 29.63 +13 48 51.4 o 198
2009-07-26 21:09:07 C 22 04 29.96 +13 48 43.5 o 198
2009-07-26 21:11:45 C 22 04 30.18 +13 48 37.8 o 198
2009-07-26 21:13:53 C 22 04 30.36 +13 48 34.2 c 595
2009-07-26 21:16:24 C 22 04 30.56 +13 48 28.2 o 198
2009-07-26 21:28:36 C 22 04 31.65 +13 48 03.1 o A13
2009-07-26 21:33:09 C 22 04 32.02 +13 47 53.8 o A13
2009-07-26 21:33:36 C 22 04 31.98 +13 47 53.7 r 235
2009-07-26 21:44:07 C 22 04 32.86 +13 47 31.7 r 235
2009-07-26 22:31:17 C 22 04 36.94 +13 45 54.4 r B49
2009-07-26 22:37:36 C 22 04 37.45 +13 45 41.0 r B49
2009-07-27 05:56:17 C 22 05 15.21 +13 30 12.8 r 649
2009-07-27 05:58:50 C 22 05 15.43 +13 30 07.4 r 649
2009-07-27 06:01:23 C 22 05 15.63 +13 30 02.0 r 649
2009-07-27 06:03:56 C 22 05 15.85 +13 29 56.6 r 649
2009-07-27 06:06:29 C 22 05 16.03 +13 29 50.8 r 649
2009-07-27 06:09:04 C 22 05 16.28 +13 29 45.6 r 649
2009-07-27 08:52:21 C 22 05 29.56 +13 23 54.2 r H45
2009-07-27 08:54:24 C 22 05 29.71 +13 23 49.3 r H45
2009-07-27 08:55:57 C 22 05 29.85 +13 23 46.4 r H45
2009-07-27 08:57:04 C 22 05 29.95 +13 23 43.6 r H45
2009-07-27 08:58:29 C 22 05 30.05 +13 23 40.5 r H45
2009-07-27 09:00:55 C 22 05 30.24 +13 23 35.5 r H45
2009-07-27 09:02:09 C 22 05 30.35 +13 23 32.4 r H45