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JPL Small-Body Database Browser
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392526 (2011 QO55)
Classification: Main-belt Asteroid          SPK-ID: 2392526
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2102635212714002 5.4778e-08  
a 2.367618094156616 2.5562e-08 au
q 1.869794376653364 1.3707e-07 au
i 1.914878197591217 5.3437e-06 deg
node 293.2868437957608 0.00027698 deg
peri 349.6867204960984 0.00027793 deg
M 191.144703478435 2.9641e-05 deg
tp 2459624.634356096835
(2022-Feb-14.13435610)
0.00011645 TDB
period 1330.656324222349
3.64
2.155e-05
5.9e-08
d
yr
n .2705431849282258 4.3814e-09 deg/d
Q 2.865441811659867 3.0937e-08 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      9045 days (24.76 yr)  
   first obs. used      1993-10-16  
   last obs. used      2018-07-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53292  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:18:12  

Additional Information
 Earth MOID = .85337 au 
 Jupiter MOID = 2.28879 au 
 T_jup = 3.516 
[ 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 18.0   n/a MPO455786  

392526 (2011 QO55)          Discovered 1993-Oct-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

Alternate Designations
 2011 QO55 = 1993 UK1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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