2009 OP9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4757083804 ± 1.21e-07
Semi-major axis (a)2.0202307837 AU ± 9.54e-08
Inclination (i)13.41381027° ± 1.83e-05
Long. of Asc. Node (Ω)142.43936307° ± 3.26e-05
Arg. of Perihelion (ω)224.47885445° ± 4.37e-05
Mean Anomaly (M)229.88759421° ± 1.53e-04
Mean Motion (n)0.3432502004°/day ± 2.43e-08
Perihelion dist (q)1.05919007 AU ± 2.49e-07
Aphelion dist (Q)2.98127150 AU ± 2.82e-07
Orbital Period2.87145144 yr ± 2.03e-07
Physical Parameters
H (abs. magnitude)19.31
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.570″
Uncertainty0
Orbit TypeAmor
MOID0.113286 AU
Observations Used79
Oppositions9
Arc Total2009-2023
First Observation Used2009-07-29
Last Observation Used2023-06-15
Observations (81)
Date Type RA Dec Mag Band Observatory
2009-08-25 08:18:03 C 04 07 16.53 +00 22 39.6 o H55
2009-08-25 08:22:25 C 04 07 17.59 +00 22 36.1 o H55
2009-08-25 08:26:49 C 04 07 18.62 +00 22 32.6 o H55
2009-08-26 11:26:26 C 04 13 43.68 +00 00 59.1 r 703
2009-08-26 11:35:00 C 04 13 45.58 +00 00 54.3 r 703
2009-08-26 11:43:28 C 04 13 47.56 +00 00 46.0 r 703
2009-08-26 11:52:01 C 04 13 49.58 +00 00 39.1 r 703
2009-09-24 10:44:28 C 06 14 40.48 -07 15 45.4 r H36
2009-09-24 10:51:09 C 06 14 41.28 -07 15 48.5 r H36
2009-09-24 10:55:36 C 06 14 41.78 -07 15 50.4 r H36
2009-09-24 20:31:51 C 06 15 51.14 -07 19 48.1 c D21
2009-09-24 20:38:18 C 06 15 51.90 -07 19 50.9 c D21
2009-09-24 20:44:38 C 06 15 52.56 -07 19 53.7 c D21
2009-09-24 20:50:59 C 06 15 53.27 -07 19 55.4 c D21
2009-12-05 07:27:32 C 07 05 34.96 -09 11 44.5 o H21
2009-12-05 07:37:14 C 07 05 34.39 -09 11 38.9 o H21
2009-12-05 07:47:10 C 07 05 33.76 -09 11 33.1 o H21
2010-01-06 05:16:59 C 06 20 01.03 +01 23 50.9 o H21
2010-01-06 05:29:18 C 06 20 00.43 +01 24 02.9 o H21
2010-01-06 05:44:43 C 06 19 59.69 +01 24 17.9 o H21
2010-02-14 02:40:54 C 06 09 04.51 +13 31 24.0 o H21
2010-02-14 03:06:16 C 06 09 04.98 +13 31 37.0 o H21
2010-02-14 03:31:39 C 06 09 05.49 +13 31 51.7 o H21
2012-12-08 09:47:10 C 09 16 05.61 +03 06 22.9 o 291
2012-12-08 10:21:27 C 09 16 05.38 +03 06 27.0 o 291
2013-01-10 12:34:50 C 08 49 10.900 +07 48 32.12 L F51
2013-01-10 13:14:37 C 08 49 08.541 +07 48 54.05 L F51
2013-01-10 13:34:35 C 08 49 07.349 +07 49 04.91 L F51
2023-06-15 02:27:37 C 14 54 27.84 +05 38 44.1 V 807
2023-06-15 02:43:35 C 14 54 27.25 +05 38 42.0 V 807
2023-06-15 02:59:34 C 14 54 26.70 +05 38 40.3 V 807