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JPL Small-Body Database Browser
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376658 (2013 QR8)
Classification: Main-belt Asteroid          SPK-ID: 2376658
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06772704379879224 1.3122e-07  
a 2.51991420336954 4.0353e-08 au
q 2.349247863748732 3.3196e-07 au
i 3.938405374266817 9.5632e-06 deg
node 204.025956613863 0.00010094 deg
peri 351.96192538343 0.00011111 deg
M 33.35728356548144 4.9164e-05 deg
tp 2458865.116656778780
(2020-Jan-16.61665678)
0.00019899 TDB
period 1461.090303230623
4.00
3.5096e-05
9.609e-08
d
yr
n .2463913415919622 5.9185e-09 deg/d
Q 2.690580542990348 4.3086e-08 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      4400 days (12.05 yr)  
   first obs. used      2005-08-31  
   last obs. used      2017-09-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58423  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:35:26  

Additional Information
 Earth MOID = 1.34741 au 
 Jupiter MOID = 2.26754 au 
 T_jup = 3.450 
[ 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 17.5   n/a MPO418908  

376658 (2013 QR8)          Discovered 2008-Apr-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-10-21

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