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JPL Small-Body Database Browser
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390837 (2004 QV4)
Classification: Main-belt Asteroid          SPK-ID: 2390837
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .191740233306778 4.9875e-08  
a 2.360411482413057 1.4463e-08 au
q 1.90782563407518 1.1604e-07 au
i 6.690514552296391 5.2717e-06 deg
node 255.496484355726 4.8826e-05 deg
peri 76.59985790723937 5.1411e-05 deg
M 16.20387587853531 1.616e-05 deg
tp 2458540.879390447079
(2019-Feb-26.37939045)
5.9189e-05 TDB
period 1324.585525089304
3.63
1.2174e-05
3.333e-08
d
yr
n .2717831300290924 2.4979e-09 deg/d
Q 2.812997330750935 1.7236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      257  
   data-arc span      6555 days (17.95 yr)  
   first obs. used      2001-12-22  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58509  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:24:53  

Additional Information
 Earth MOID = .909762 au 
 Jupiter MOID = 2.56997 au 
 T_jup = 3.517 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO503473  

390837 (2004 QV4)          Discovered 2004-Aug-21 by CSS at Catalina
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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