IAA RAS IAA Minor Planet Database

2013 RX9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4271942356 ± 6.91e-04
Semi-major axis (a)1.7138873043 AU ± 1.67e-03
Inclination (i)16.23362508° ± 3.48e-02
Long. of Asc. Node (Ω)169.96846731° ± 1.09e-03
Arg. of Perihelion (ω)77.72371496° ± 1.04e-02
Mean Anomaly (M)208.82971050° ± 3.10e+00
Mean Motion (n)0.4392774236°/day ± 6.41e-04
Perihelion dist (q)0.98172453 AU ± 1.52e-03
Aphelion dist (Q)2.44605008 AU ± 2.66e-03
Orbital Period2.24374445 yr ± 3.27e-03
Physical Parameters
H (abs. magnitude)21.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.090″
Uncertainty4
Orbit TypeApollo
MOID0.168036 AU
Observations Used16
Oppositions1
Arc Total2013-2013
First Observation Used2013-09-03
Last Observation Used2013-09-13
Observations (17)
Date Type RA Dec Mag Band Observatory
2013-09-03 10:20:19 C 23 42 07.659 +01 53 01.50 – L F51
2013-09-03 10:41:45 C 23 42 06.399 +01 52 27.73 – L F51
2013-09-03 11:03:14 C 23 42 05.139 +01 51 53.55 – L F51
2013-09-03 11:24:42 C 23 42 03.879 +01 51 19.48 – L F51
2013-09-03 23:57:14 C 23 41 23.34 +01 31 46.5 – q K93
2013-09-04 00:05:38 C 23 41 22.84 +01 31 33.2 – q K93
2013-09-04 00:18:14 C 23 41 22.11 +01 31 13.6 – q K93
2013-09-04 08:24:55 C 23 40 56.907 +01 18 12.88 – t 568
2013-09-04 08:26:43 C 23 40 56.808 +01 18 10.07 – t 568
2013-09-04 08:28:32 C 23 40 56.700 +01 18 07.23 – t 568
2013-09-12 06:14:25 C 23 31 01.98 -03 23 13.2 – q G96
2013-09-12 06:29:08 C 23 31 01.22 -03 23 33.3 – q G96
2013-09-12 06:43:49 C 23 31 00.41 -03 23 53.8 – q G96
2013-09-12 06:58:25 C 23 30 59.62 -03 24 14.0 – q G96
2013-09-13 10:02:31 C 23 29 39.27 -04 01 02.9 – o 291
2013-09-13 10:08:51 C 23 29 38.94 -04 01 11.3 – o 291
2013-09-13 10:15:10 C 23 29 38.61 -04 01 19.8 – o 291