2013 RO21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5320413000 ± 2.00e+00
Semi-major axis (a)2.2391316000 AU ± 3.00e+00
Inclination (i)1.68892000° ± 4.00e+00
Long. of Asc. Node (Ω)342.28015000° ± 5.00e+00
Arg. of Perihelion (ω)18.07729000° ± 6.00e+00
Mean Anomaly (M)227.91563000° ± 6.53e+03
Mean Motion (n)0.2941607000°/day ± 5.91e-01
Perihelion dist (q)1.04782110 AU ± 4.69e+00
Aphelion dist (Q)3.43044210 AU ± 6.42e+00
Orbital Period3.35057570 yr ± 6.73e+00
Physical Parameters
H (abs. magnitude)25.10
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.270″
Uncertainty6
Orbit TypeAmor
MOID0.043014 AU
Observations Used23
Oppositions1
Arc Total
First Observation Used
Last Observation Used2013-10-29
Observations (23)
Date Type RA Dec Mag Band Observatory
2013-09-04 11:22:11 C 00 35 42.936 +04 22 07.45 L F51
2013-09-04 11:43:47 C 00 35 53.003 +04 23 47.43 L F51
2013-09-04 23:58:24 C 00 42 04.76 +05 19 30.7 q J95
2013-09-05 00:14:35 C 00 42 12.61 +05 20 46.0 q J95
2013-09-05 00:48:47 C 00 42 29.13 +05 23 25.0 q J95
2013-09-05 06:33:02 C 00 45 23.95 +05 50 22.5 u H21
2013-09-05 06:38:18 C 00 45 26.51 +05 50 46.8 u H21
2013-09-05 06:42:56 C 00 45 28.72 +05 51 08.3 u H21
2013-09-05 09:31:32 C 00 46 58.005 +06 04 48.63 t 568
2013-09-05 09:34:35 C 00 46 59.456 +06 05 02.85 t 568
2013-09-05 09:36:23 C 00 47 00.324 +06 05 11.23 t 568
2013-09-06 10:23:08 C 00 59 31.84 +07 59 12.5 o 291
2013-09-06 10:23:58 C 00 59 32.26 +07 59 16.5 o 291
2013-09-06 10:24:48 C 00 59 32.65 +07 59 20.1 o 291
2013-09-07 08:06:39 C 01 10 41.66 +09 37 48.2 u H21
2013-09-07 08:11:06 C 01 10 43.81 +09 38 08.4 u H21
2013-09-07 08:15:02 C 01 10 45.72 +09 38 26.3 u H21
2013-09-07 08:19:35 C 01 10 47.93 +09 38 46.5 u H21
2013-09-07 08:23:31 C 01 10 49.84 +09 39 04.8 u H21
2013-10-29 12:04:28 C 05 00 40.152 +30 58 55.91 t 568
2013-10-29 12:19:52 C 05 00 39.646 +30 58 54.81 t 568
2013-10-29 12:35:18 C 05 00 39.134 +30 58 53.47 t 568
2013-10-29 12:51:20 C 05 00 38.601 +30 58 51.99 t 568