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150722 (2001 QJ22)
Classification: Main-belt Asteroid          SPK-ID: 2150722
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .161454514732569 5.088e-08  
a 2.397860851374739 1.1052e-08 au
q 2.010715391219806 1.2006e-07 au
i 5.693307805989607 5.1796e-06 deg
node 342.9777423342359 4.878e-05 deg
peri 17.01621352791235 5.0668e-05 deg
M 70.48771395072043 1.5805e-05 deg
tp 2458934.950604096621
(2020-Mar-26.45060410)
5.8595e-05 TDB
period 1356.233266297316
3.71
9.3769e-06
2.567e-08
d
yr
n .2654410630870636 1.8352e-09 deg/d
Q 2.785006311529672 1.2837e-08 au
  Orbit Determination Parameters
   # obs. used (total)      633  
   data-arc span      7120 days (19.49 yr)  
   first obs. used      2001-07-21  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59261  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 10:39:59  

Additional Information
 Earth MOID = 1.00618 au 
 Jupiter MOID = 2.66454 au 
 T_jup = 3.503 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO436761  

150722 (2001 QJ22)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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