2009 OB3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4406120153 ± 1.34e-07
Semi-major axis (a)2.2467279745 AU ± 1.98e-08
Inclination (i)26.39906005° ± 1.03e-05
Long. of Asc. Node (Ω)106.88492943° ± 6.38e-06
Arg. of Perihelion (ω)218.15556351° ± 2.61e-05
Mean Anomaly (M)304.50958888° ± 1.53e-05
Mean Motion (n)0.2926756132°/day ± 3.88e-09
Perihelion dist (q)1.25679263 AU ± 3.00e-07
Aphelion dist (Q)3.23666332 AU ± 3.01e-07
Orbital Period3.36764062 yr ± 4.46e-08
Physical Parameters
H (abs. magnitude)19.39
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.272″
Uncertainty0
Orbit TypeAmor
MOID0.299179 AU
Observations Used122
Oppositions7
Arc Total2009-2019
First Observation Used2009-07-22
Last Observation Used2019-07-10
Observations (131)
Date Type RA Dec Mag Band Observatory
2009-07-22 18:00:18 C 01 53 58.50 -28 01 41.6 r E12
2009-07-22 18:07:06 C 01 53 59.70 -28 01 47.7 r E12
2009-07-22 19:07:22 C 01 54 10.66 -28 02 43.9 r E12
2009-07-22 19:54:41 C 01 54 19.25 -28 03 27.2 r E12
2009-07-23 16:46:43 C 01 58 10.49 -28 22 28.1 r E12
2009-07-23 17:04:57 C 01 58 13.79 -28 22 44.8 r E12
2009-07-23 17:44:57 C 01 58 21.11 -28 23 20.7 v D90
2009-07-23 17:53:04 C 01 58 22.69 -28 23 29.2 v D90
2009-07-23 18:01:08 C 01 58 24.08 -28 23 35.4 v D90
2009-07-23 18:09:15 C 01 58 25.50 -28 23 43.4 v D90
2009-07-23 18:17:28 C 01 58 26.97 -28 23 52.3 v D90
2009-07-23 18:24:59 C 01 58 28.33 -28 23 58.1 v D90
2009-07-23 19:28:24 C 01 58 39.54 -28 24 57.1 r E12
2009-07-24 06:14:12 C 02 00 38.20 -28 34 34.8 r I19
2009-07-24 06:31:29 C 02 00 41.28 -28 34 51.0 r I19
2009-07-24 06:49:52 C 02 00 44.55 -28 35 07.8 r I19
2009-07-24 08:51:24 C 02 01 06.25 -28 36 58.1 r I20
2009-07-24 08:58:39 C 02 01 07.59 -28 37 04.4 r I20
2009-07-24 09:10:50 C 02 01 09.76 -28 37 15.8 r I20
2009-07-24 10:59:58 C 02 01 29.77 -28 39 08.0 o H01
2009-07-24 11:09:19 C 02 01 31.45 -28 39 16.3 o H01
2009-07-28 19:52:04 C 02 20 03.63 -30 08 50.7 r E12
2009-07-29 19:26:39 C 02 24 05.51 -30 28 00.9 r E12
2009-07-29 19:33:17 C 02 24 06.66 -30 28 06.5 r E12
2009-08-02 18:57:58 C 02 39 49.50 -31 41 51.8 r E12
2009-08-02 19:03:27 C 02 39 50.33 -31 41 55.4 r E12
2009-08-25 17:42:14 C 03 48 59.98 -37 10 42.6 r E12
2009-08-25 18:05:05 C 03 49 01.95 -37 10 54.2 r E12
2009-09-20 17:33:24 C 04 19 46.03 -41 11 19.5 r E12
2009-09-20 17:40:03 C 04 19 46.06 -41 11 21.8 r E12
2009-10-19 15:59:11 C 03 58 09.95 -41 38 00.7 r E12
2009-10-19 16:05:57 C 03 58 09.48 -41 37 59.0 r E12
2009-11-18 13:56:40 C 03 10 34.19 -33 08 30.9 r E12
2009-11-18 14:10:05 C 03 10 33.48 -33 08 16.6 r E12
2012-04-17 06:57:25 C 14 46 28.39 +30 03 33.0 r H21
2012-04-17 07:15:37 C 14 46 27.55 +30 03 40.0 r H21
2012-04-17 07:34:01 C 14 46 26.69 +30 03 46.4 r H21
2012-04-17 07:58:03 C 14 46 25.50 +30 03 55.2 r H21
2012-04-18 06:19:34 C 14 45 22.84 +30 11 44.2 r H21
2012-04-18 06:49:17 C 14 45 21.42 +30 11 53.8 r H21
2012-04-18 07:19:53 C 14 45 19.95 +30 12 04.0 r H21
2019-04-15 11:34:35 C 18 03 05.36 +08 24 20.2 V V06
2019-04-15 11:39:23 C 18 03 05.56 +08 24 21.0 V V06
2019-04-15 11:44:13 C 18 03 05.82 +08 24 22.4 V V06
2019-05-31 23:13:53 C 18 27 46.22 +09 02 22.6 V C95
2019-05-31 23:36:56 C 18 27 45.95 +09 02 10.1 V C95
2019-05-31 23:51:13 C 18 27 45.79 +09 02 04.8 V C95
2019-06-09 08:38:21 C 18 24 30.31 +07 02 41.8 U I41
2019-06-09 08:51:58 C 18 24 29.95 +07 02 31.0 U I41
2019-06-09 08:57:12 C 18 24 29.79 +07 02 27.4 U I41