414287 (2008 OB9)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7597148037 ± 1.65e-08
Semi-major axis (a)3.2013202666 AU ± 1.23e-08
Inclination (i)13.50226407° ± 6.70e-06
Long. of Asc. Node (Ω)202.66787075° ± 1.56e-05
Arg. of Perihelion (ω)238.61681107° ± 1.53e-05
Mean Anomaly (M)331.52360265° ± 4.23e-06
Mean Motion (n)0.1720753217°/day ± 9.90e-10
Perihelion dist (q)0.76922987 AU ± 5.30e-08
Aphelion dist (Q)5.63341066 AU ± 5.72e-08
Orbital Period5.72787703 yr ± 3.30e-08
Physical Parameters
H (abs. magnitude)17.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.334″
Uncertainty0
Orbit TypeApollo
MOID0.013076 AU
Observations Used302
Oppositions11
Arc Total2008-2021
First Observation Used2008-07-29
Last Observation Used2021-05-13
Observations (334)
Date Type RA Dec Mag Band Observatory
2015-01-01 15:29:51 C 13 41 44.056 -22 04 08.56 L F51
2015-01-01 15:36:32 C 13 41 44.523 -22 04 09.51 L F51
2015-01-01 15:43:13 C 13 41 45.019 -22 04 10.59 L F51
2015-01-29 11:24:02 S 14 16 19.66 -22 21 18.0 L C51
2015-01-29 14:33:16 S 14 16 24.73 -22 20 57.5 L C51
2015-01-29 17:42:31 S 14 16 29.74 -22 20 38.8 L C51
2015-01-29 20:51:33 S 14 16 34.79 -22 20 19.6 L C51
2015-01-29 22:26:11 S 14 16 37.33 -22 20 09.4 L C51
2015-01-30 00:00:48 S 14 16 39.74 -22 19 59.1 L C51
2015-01-30 01:35:24 S 14 16 42.21 -22 19 47.3 L C51
2015-01-30 03:10:02 S 14 16 44.66 -22 19 37.8 L C51
2015-01-30 04:44:39 S 14 16 47.08 -22 19 28.8 L C51
2015-01-30 07:53:53 S 14 16 51.924 -22 19 07.75 L C51
2015-01-30 11:03:07 S 14 16 56.748 -22 18 46.30 L C51
2015-03-15 09:18:43 C 13 58 28.28 -16 05 07.6 R G45
2015-03-15 09:25:05 C 13 58 27.94 -16 05 05.0 R G45
2015-03-15 09:32:27 C 13 58 27.48 -16 04 58.8 R G45
2015-03-15 09:38:45 C 13 58 27.11 -16 04 54.8 R G45
2015-03-16 10:57:12 C 13 57 02.93 -15 49 39.5 R G45
2015-03-16 11:33:41 C 13 57 00.81 -15 49 17.3 R G45
2015-03-16 11:44:53 C 13 57 00.20 -15 49 10.3 R G45
2015-03-16 11:54:50 C 13 56 59.65 -15 49 04.4 R G45
2015-03-17 13:08:45 C 13 55 34.410 -15 33 37.87 L F51
2015-03-17 13:27:36 C 13 55 33.293 -15 33 26.20 L F51
2015-03-17 13:46:20 C 13 55 32.190 -15 33 14.64 L F51
2015-03-17 14:05:05 C 13 55 31.078 -15 33 03.05 L F51
2015-03-25 08:33:57 C 13 44 23.24 -13 33 51.4 q 703
2015-03-25 08:40:27 C 13 44 22.70 -13 33 47.2 q 703
2015-03-25 08:46:56 C 13 44 22.32 -13 33 44.3 q 703
2015-03-25 08:53:25 C 13 44 21.90 -13 33 39.3 q 703
2015-03-25 09:41:49 C 13 44 18.93 -13 33 06.2 R G45
2015-03-25 10:06:13 C 13 44 17.38 -13 32 49.8 R G45
2015-03-25 10:39:15 C 13 44 15.27 -13 32 28.5 R G45
2015-03-25 10:50:36 C 13 44 14.52 -13 32 20.3 R G45
2015-03-25 11:00:35 C 13 44 13.90 -13 32 14.2 R G45
2015-03-26 09:02:02 C 13 42 52.58 -13 17 44.7 o 691
2015-03-26 09:29:11 C 13 42 50.85 -13 17 27.0 o 691
2015-03-26 09:56:20 C 13 42 49.10 -13 17 08.8 o 691
2015-03-29 06:53:37 C 13 38 32.86 -12 31 33.8 R G45
2015-03-29 07:11:28 C 13 38 31.67 -12 31 22.1 R G45
2015-03-29 07:27:27 C 13 38 30.65 -12 31 11.0 R G45
2015-03-29 07:44:17 C 13 38 29.58 -12 31 00.4 R G45
2015-03-29 08:01:04 C 13 38 28.50 -12 30 48.9 R G45
2015-03-29 11:54:46 C 13 38 13.944 -12 28 12.87 L F51
2015-03-29 12:11:53 C 13 38 12.844 -12 28 01.58 L F51
2015-03-29 12:29:06 C 13 38 11.748 -12 27 50.11 L F51
2015-04-09 07:41:59 C 13 22 33.71 -09 39 32.3 q G96
2015-04-09 07:49:09 C 13 22 33.28 -09 39 27.7 q G96
2015-04-09 07:56:20 C 13 22 32.88 -09 39 23.5 q G96
2015-04-09 08:03:31 C 13 22 32.44 -09 39 18.6 q G96