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442276 (2011 QN92)
Classification: Main-belt Asteroid          SPK-ID: 2442276
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1552122644134453 3.6911e-08  
a 2.542414167374109 2.609e-08 au
q 2.14780030737915 1.0048e-07 au
i 8.018620917403176 1.8995e-05 deg
node 303.6039240045712 8.2521e-05 deg
peri 120.5094033981329 0.00015049 deg
M 355.4319331311899 0.00013346 deg
tp 2459019.288747439875
(2020-Jun-18.78874744)
0.00054906 TDB
period 1480.702728880349
4.05
2.2793e-05
6.24e-08
d
yr
n .243127802075585 3.7425e-09 deg/d
Q 2.937028027369069 3.014e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      5312 days (14.54 yr)  
   first obs. used      2005-03-09  
   last obs. used      2019-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56754  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:00:21  

Additional Information
 Earth MOID = 1.17448 au 
 Jupiter MOID = 2.37408 au 
 T_jup = 3.414 
[ 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 17.4   n/a MPO495191  

442276 (2011 QN92)          Discovered 2005-Mar-09 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 QN92 = 2005 EO178 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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