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JPL Small-Body Database Browser
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447176 (2005 QQ56)
Classification: Inner Main-belt Asteroid          SPK-ID: 2447176
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03996484223623555 6.019e-08  
a 1.810404192327715 1.4283e-08 au
q 1.738051674397519 1.1274e-07 au
i 19.92301383389074 1.3513e-05 deg
node 331.3898349570468 1.3651e-05 deg
peri 257.2807448557264 0.00018456 deg
M 322.7268222130276 0.0001793 deg
tp 2458692.620368570217
(2019-Jul-28.12036857)
0.00044251 TDB
period 889.7371958682154
2.44
1.053e-05
2.883e-08
d
yr
n .4046138586447519 4.7884e-09 deg/d
Q 1.882756710257912 1.4854e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      5003 days (13.70 yr)  
   first obs. used      2005-07-29  
   last obs. used      2019-04-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52752  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:12:43  

Additional Information
 Earth MOID = .791185 au 
 Jupiter MOID = 3.15306 au 
 T_jup = 3.982 
[ 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 17.6   n/a MPO419205  

447176 (2005 QQ56)          Discovered 2005-Aug-27 by LONEOS at Anderson Mesa
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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