518737 (2009 OO9)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8120788643 ± 2.27e-08
Semi-major axis (a)1.6240680512 AU ± 2.29e-09
Inclination (i)13.60917360° ± 5.19e-06
Long. of Asc. Node (Ω)134.92770573° ± 1.72e-05
Arg. of Perihelion (ω)322.23132332° ± 1.62e-05
Mean Anomaly (M)293.35509007° ± 4.36e-06
Mean Motion (n)0.4762181480°/day ± 1.01e-09
Perihelion dist (q)0.30519671 AU ± 3.69e-08
Aphelion dist (Q)2.94293939 AU ± 3.71e-08
Orbital Period2.06969492 yr ± 4.38e-09
Physical Parameters
H (abs. magnitude)18.99
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.344″
Uncertainty0
Orbit TypeApollo
MOID0.073933 AU
Observations Used177
Oppositions8
Arc Total2009-2024
First Observation Used2009-07-30
Last Observation Used2024-06-05
Observations (189)
Date Type RA Dec Mag Band Observatory
2009-07-29 09:45:58 C 02 18 19.82 +04 59 10.8 r I08
2009-07-29 09:50:44 C 02 18 21.68 +04 59 13.6 r I08
2009-07-29 09:55:28 C 02 18 23.41 +04 59 18.3 r I08
2009-07-30 02:03:45 C 02 24 55.48 +05 11 23.0 r J95
2009-07-30 02:10:20 C 02 24 58.14 +05 11 27.8 r J95
2009-07-30 09:30:43 C 02 28 00.80 +05 17 41.3 r I08
2009-07-30 09:32:29 C 02 28 01.65 +05 17 44.0 r I08
2009-07-30 09:34:12 C 02 28 02.31 +05 17 45.7 r I08
2009-07-30 10:21:04 C 02 28 22.33 +05 17 58.8 o H01
2009-07-30 10:27:56 C 02 28 25.21 +05 18 04.9 o H01
2009-07-30 10:35:47 C 02 28 28.49 +05 18 11.2 o H01
2009-07-30 10:40:31 C 02 28 30.58 +05 18 14.7 c 854
2009-07-30 10:49:09 C 02 28 34.04 +05 18 21.7 o H01
2009-07-30 10:49:09 C 02 28 34.19 +05 18 22.8 c 854
2009-07-30 10:57:49 C 02 28 37.73 +05 18 30.2 c 854
2009-08-03 08:44:31 C 03 12 25.509 +06 33 28.24 o H55
2009-08-03 08:48:33 C 03 12 27.613 +06 33 32.17 o H55
2009-08-03 08:52:35 C 03 12 29.648 +06 33 35.19 o H55
2009-08-03 08:56:37 C 03 12 31.680 +06 33 38.07 o H55
2009-08-03 09:57:42 C 03 13 02.70 +06 34 53.8 r I08
2009-08-03 10:08:55 C 03 13 08.44 +06 35 03.5 r I08
2009-08-03 10:18:16 C 03 13 13.25 +06 35 09.5 r I08
2011-08-01 15:27:25 C 22 50 54.70 -09 59 19.9 r E12
2011-08-01 15:46:58 C 22 50 54.45 -09 59 38.7 r E12
2011-08-01 16:06:35 C 22 50 54.06 -09 59 59.0 r E12
2011-08-01 16:26:11 C 22 50 53.70 -10 00 19.6 r E12
2011-08-02 02:33:32 C 22 50 45.16 -10 11 02.6 r J75
2011-08-02 02:49:25 C 22 50 44.82 -10 11 19.2 r J75
2011-08-02 03:05:17 C 22 50 44.52 -10 11 35.7 r J75
2011-08-03 03:53:53 C 22 50 19.83 -10 38 40.3 r J75
2011-08-03 03:58:09 C 22 50 19.72 -10 38 45.1 r J75
2011-08-03 04:02:26 C 22 50 19.65 -10 38 50.2 r J75
2011-08-04 00:53:37 C 22 49 55.92 -11 03 33.5 r J75
2011-08-04 00:59:32 C 22 49 55.77 -11 03 40.7 r J75
2011-08-04 01:05:26 C 22 49 55.61 -11 03 48.1 r J75
2011-08-04 06:56:07 C 22 49 47.94 -11 11 05.0 r H21
2011-08-04 07:00:39 C 22 49 47.82 -11 11 10.7 r H21
2011-08-04 07:04:59 C 22 49 47.71 -11 11 16.2 r H21
2011-08-04 15:36:31 C 22 49 36.24 -11 22 10.0 o 300
2011-08-04 15:37:56 C 22 49 36.18 -11 22 10.9 o 300
2011-08-04 15:39:19 C 22 49 36.13 -11 22 12.9 o 300
2011-08-04 15:40:44 C 22 49 36.15 -11 22 14.0 o 300
2011-08-04 15:42:08 C 22 49 36.07 -11 22 16.7 o 300
2011-08-04 15:43:31 C 22 49 36.00 -11 22 17.5 o 300
2011-08-11 00:03:44 C 22 43 35.08 -15 51 45.0 t 204
2011-08-11 00:08:28 C 22 43 34.76 -15 51 56.3 t 204
2011-08-11 00:13:12 C 22 43 34.45 -15 52 07.5 t 204
2011-09-02 00:23:09 C 13 28 31.77 -54 00 00.9 r I16
2011-09-02 00:25:55 C 13 28 28.55 -53 59 25.5 r I16
2011-09-02 00:28:39 C 13 28 25.33 -53 58 52.5 r I16