2007 RA9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5393051756 ± 1.29e-07
Semi-major axis (a)2.6813888785 AU ± 3.29e-08
Inclination (i)14.43444174° ± 1.39e-05
Long. of Asc. Node (Ω)119.32611796° ± 5.88e-05
Arg. of Perihelion (ω)256.28568703° ± 8.81e-05
Mean Anomaly (M)48.82445608° ± 3.29e-05
Mean Motion (n)0.2244773726°/day ± 4.13e-09
Perihelion dist (q)1.23530198 AU ± 3.45e-07
Aphelion dist (Q)4.12747578 AU ± 3.49e-07
Orbital Period4.39076007 yr ± 8.08e-08
Physical Parameters
H (abs. magnitude)19.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.427″
Uncertainty0
Orbit TypeAmor
MOID0.346868 AU
Observations Used67
Oppositions11
Arc Total2007-2021
First Observation Used2007-09-09
Last Observation Used2021-01-07
Observations (67)
Date Type RA Dec Mag Band Observatory
2007-12-19 02:55:02 C 03 57 15.94 -06 18 59.2 o H55
2007-12-19 03:07:34 C 03 57 16.00 -06 18 41.4 o H55
2016-11-10 13:57:01 C 09 00 05.558 +10 55 13.19 V F51
2016-11-10 14:13:47 C 09 00 06.158 +10 55 14.37 V F51
2016-11-10 14:30:31 C 09 00 06.779 +10 55 15.26 V F51
2016-12-22 11:56:34 C 09 06 40.967 +14 50 48.91 V F51
2016-12-22 12:30:02 C 09 06 39.991 +14 51 03.24 V F51
2016-12-22 12:46:47 C 09 06 39.495 +14 51 10.69 V F51
2017-01-28 11:43:23 C 08 26 00.983 +22 00 46.71 V F51
2017-01-28 12:01:54 C 08 26 00.012 +22 00 54.62 V F51
2017-01-28 12:20:34 C 08 25 59.037 +22 01 02.50 V F51
2017-01-28 12:39:10 C 08 25 58.082 +22 01 10.34 V F51
2017-02-14 10:13:36 C 08 08 38.746 +24 23 41.20 V F51
2017-02-21 07:08:32 C 08 03 55.898 +25 03 34.87 V F51
2021-01-07 05:44:03 C 00 43 54.085 -12 39 10.55 V F51
2021-01-07 06:17:07 C 00 43 58.714 -12 38 27.85 V F51
2021-01-07 06:33:39 C 00 44 00.972 -12 38 06.68 V F51