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JPL Small-Body Database Browser
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392529 (2011 QU61)
Classification: Main-belt Asteroid          SPK-ID: 2392529
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05552613725790545 7.5046e-08  
a 2.813714146573253 4.2039e-08 au
q 2.657479468666116 2.1362e-07 au
i 5.24107489659337 6.8245e-06 deg
node 245.7505341954657 8.3345e-05 deg
peri 101.5366306957461 0.00011087 deg
M 229.7856890710515 8.0321e-05 deg
tp 2459224.054767887617
(2021-Jan-09.55476789)
0.00039316 TDB
period 1723.92508041631
4.72
3.8635e-05
1.058e-07
d
yr
n .2088257802439208 4.68e-09 deg/d
Q 2.969948824480389 4.4373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      5133 days (14.05 yr)  
   first obs. used      2005-05-07  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45566  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:08:57  

Additional Information
 Earth MOID = 1.65602 au 
 Jupiter MOID = 2.26933 au 
 T_jup = 3.312 
[ 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 16.2   n/a MPO437607  

392529 (2011 QU61)          Discovered 2005-May-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

Alternate Designations
 2011 QU61 = 2005 JN70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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