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442273 (2011 QX69)
Classification: Main-belt Asteroid          SPK-ID: 2442273
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1808239332227264 9.3578e-08  
a 2.402015263896407 2.6767e-08 au
q 1.967673416217634 2.1708e-07 au
i 4.580148928875741 8.4272e-06 deg
node 340.7692124981079 7.774e-05 deg
peri 349.4842838101576 8.0188e-05 deg
M 125.9680654268039 2.5214e-05 deg
tp 2458524.704828867708
(2019-Feb-10.20482887)
8.9277e-05 TDB
period 1359.75940431628
3.72
2.2729e-05
6.223e-08
d
yr
n .264752719383483 4.4254e-09 deg/d
Q 2.836357111575181 3.1607e-08 au
  Orbit Determination Parameters
   # obs. used (total)      116  
   data-arc span      7011 days (19.20 yr)  
   first obs. used      2000-09-25  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72484  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 22:52:50  

Additional Information
 Earth MOID = .957081 au 
 Jupiter MOID = 2.51498 au 
 T_jup = 3.498 
[ 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 17.8   n/a MPO503571  

442273 (2011 QX69)          Discovered 2004-Nov-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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