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312270 (2008 AQ71)
Classification: Main-belt Asteroid          SPK-ID: 2312270
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1452821739994691 6.9744e-08  
a 2.568105657427715 1.9609e-08 au
q 2.195005684456281 1.8731e-07 au
i 5.30760319285161 6.8402e-06 deg
node 90.41584136071367 5.0473e-05 deg
peri 20.90968563165415 5.4105e-05 deg
M 7.428176351953192 1.9952e-05 deg
tp 2458969.483166179400
(2020-Apr-29.98316618)
8.3201e-05 TDB
period 1503.20343060783
4.12
1.7217e-05
4.714e-08
d
yr
n .2394885433799414 2.7429e-09 deg/d
Q 2.941205630399149 2.2457e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      5833 days (15.97 yr)  
   first obs. used      2004-02-11  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5117  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:45:01  

Additional Information
 Earth MOID = 1.21262 au 
 Jupiter MOID = 2.17136 au 
 T_jup = 3.410 
[ 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 17.0   n/a MPO503318  

312270 (2008 AQ71)          Discovered 2008-Jan-13 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2008 AQ71 = 2004 CD60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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