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JPL Small-Body Database Browser
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442225 (2011 KQ7)
Classification: Main-belt Asteroid          SPK-ID: 2442225
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1908780690288973 5.354e-08  
a 2.367707426560381 2.1269e-08 au
q 1.915764004953156 1.2953e-07 au
i 3.689293313784532 6.4562e-06 deg
node 84.96803067505422 0.00013144 deg
peri 157.4936339126675 0.00013397 deg
M 61.76421302997421 2.5919e-05 deg
tp 2458372.190021650317
(2018-Sep-10.69002165)
9.4608e-05 TDB
period 1330.731635259371
3.64
1.7931e-05
4.909e-08
d
yr
n .2705278738863324 3.6452e-09 deg/d
Q 2.819650848167606 2.5329e-08 au
  Orbit Determination Parameters
   # obs. used (total)      89  
   data-arc span      8128 days (22.25 yr)  
   first obs. used      1996-02-18  
   last obs. used      2018-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65476  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 17:30:21  

Additional Information
 Earth MOID = .903302 au 
 Jupiter MOID = 2.19784 au 
 T_jup = 3.519 
[ 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 MPO437720  

442225 (2011 KQ7)          Discovered 2007-Feb-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 KQ7 = 2012 VY46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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