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
2015-04-14 06:58:49 C 13 15 58.86 -08 27 20.3 q G96
2015-04-14 07:16:56 C 13 15 57.87 -08 27 09.6 q G96
2015-04-14 07:29:57 C 13 15 57.14 -08 27 02.0 q G96
2015-04-14 07:50:45 C 13 15 56.02 -08 26 49.9 q G96
2015-04-15 07:12:48 C 13 14 42.68 -08 13 17.8 q 703
2015-04-15 07:17:08 C 13 14 42.44 -08 13 15.6 q 703
2015-04-15 07:21:27 C 13 14 42.20 -08 13 13.0 q 703
2015-04-15 07:25:45 C 13 14 41.96 -08 13 11.3 q 703
2015-04-18 05:24:32 C 13 11 11.20 -07 33 50.2 L W84
2015-04-18 05:29:11 C 13 11 10.97 -07 33 47.6 L W84
2015-04-18 05:33:50 C 13 11 10.73 -07 33 45.1 L W84
2015-04-18 05:38:31 C 13 11 10.50 -07 33 42.5 L W84
2015-04-18 05:43:10 C 13 11 10.27 -07 33 39.9 L W84
2015-04-19 05:15:13 C 13 10 02.84 -07 21 04.8 R G45
2015-04-19 05:23:28 C 13 10 02.41 -07 21 00.5 R G45
2015-04-19 05:32:21 C 13 10 01.96 -07 20 55.9 R G45
2015-04-19 05:41:16 C 13 10 01.52 -07 20 50.5 R G45
2015-04-20 06:55:43 C 13 08 50.68 -07 07 30.1 q 703
2015-04-20 07:06:16 C 13 08 50.23 -07 07 24.0 q 703
2015-04-20 07:27:18 C 13 08 49.28 -07 07 13.6 q 703
2015-04-21 05:12:10 C 13 07 49.78 -06 55 51.7 L W84
2015-04-21 05:16:53 C 13 07 49.56 -06 55 49.3 L W84
2015-04-21 05:21:33 C 13 07 49.34 -06 55 46.9 L W84
2015-04-21 05:26:13 C 13 07 49.12 -06 55 44.5 L W84
2015-04-21 05:30:50 C 13 07 48.91 -06 55 42.1 L W84
2015-04-21 09:35:53 C 13 07 38.112 -06 53 42.55 L F51
2015-04-21 09:55:22 C 13 07 37.185 -06 53 32.56 L F51
2015-04-21 10:14:54 C 13 07 36.281 -06 53 22.72 L F51
2021-04-16 11:53:12 C 14 49 27.786 -10 48 19.48 U F51
2021-04-16 12:29:02 C 14 49 26.102 -10 48 07.84 U F51
2021-04-16 12:46:58 C 14 49 25.289 -10 48 01.39 U F51
2021-05-13 09:06:26 C 14 21 15.140 -07 37 07.98 U F51
2021-05-13 09:25:15 C 14 21 14.396 -07 37 03.60 U F51
2021-05-13 09:44:05 C 14 21 13.666 -07 36 58.84 U F51