2013 SB21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2309648000
Semi-major axis (a)1.3368197000 AU
Inclination (i)0.80991000°
Long. of Asc. Node (Ω)186.01338000°
Arg. of Perihelion (ω)205.37886000°
Mean Anomaly (M)292.80895000°
Mean Motion (n)0.6376683100°/day
Perihelion dist (q)1.02806140 AU
Aphelion dist (Q)1.64557800 AU
Orbital Period1.54564320 yr
Physical Parameters
H (abs. magnitude)27.00
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.410″
Uncertainty5
Orbit TypeAmor
MOID0.031789 AU
Observations Used54
Oppositions1
Arc Total
First Observation Used
Last Observation Used2013-12-07
Observations (57)
Date Type RA Dec Mag Band Observatory
2013-11-07 08:47:40 C 05 10 53.00 +12 30 49.5 u H21
2013-11-07 09:02:13 C 05 10 54.57 +12 30 53.2 u H21
2013-11-07 09:17:01 C 05 10 56.19 +12 30 57.2 u H21
2013-12-07 08:55:19 C 05 44 04.66 +15 28 57.0 o 695
2013-12-07 09:02:00 C 05 44 04.46 +15 28 58.8 o 695
2013-12-07 09:08:41 C 05 44 04.29 +15 29 00.3 o 695
2013-12-07 09:22:32 C 05 44 03.90 +15 29 04.0 o 695