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JPL Small-Body Database Browser
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390393 (2013 WQ94)
Classification: Main-belt Asteroid          SPK-ID: 2390393
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1310427458231191 5.9165e-08  
a 2.658757560478498 4.1413e-08 au
q 2.310346669275418 1.6605e-07 au
i 10.86037665040774 7.2401e-06 deg
node 262.3540479282157 4.2477e-05 deg
peri 320.0524383422695 5.4501e-05 deg
M 301.4797217417316 3.7173e-05 deg
tp 2458857.907036953914
(2020-Jan-09.40703695)
0.00016558 TDB
period 1583.494406749784
4.34
3.6997e-05
1.013e-07
d
yr
n .2273452930843761 5.3117e-09 deg/d
Q 3.007168451681578 4.6839e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      6205 days (16.99 yr)  
   first obs. used      2002-04-09  
   last obs. used      2019-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51682  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:44:25  

Additional Information
 Earth MOID = 1.3116 au 
 Jupiter MOID = 2.04985 au 
 T_jup = 3.349 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO472012  

390393 (2013 WQ94)          Discovered 2008-Sep-30 by CSS at Catalina
Reference: Last Updated: 2014-03-21

Alternate Designations
 2013 WQ94 = 2011 GR66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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