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25315 (1999 AZ8)
Classification: Main-belt Asteroid          SPK-ID: 2025315
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2625801476522457 6.6266e-08  
a 2.581925437982645 2.1914e-08 au
q 1.903963075250073 1.7919e-07 au
i 6.150297211024171 5.2524e-06 deg
node 85.83064692497821 6.1723e-05 deg
peri 277.6823190460973 6.3012e-05 deg
M 81.64124810326619 1.8169e-05 deg
tp 2457056.846235184859
(2015-Feb-03.34623518)
7.2774e-05 JED
period 1515.353552373009
4.15
1.9293e-05
5.282e-08
d
yr
n .2375683215552227 3.0246e-09 deg/d
Q 3.259887800715218 2.7669e-08 au
  Orbit Determination Parameters
   # obs. used (total)      781  
   data-arc span      6766 days (18.52 yr)  
   first obs. used      1997-06-08  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57679  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:57:53  

Additional Information
 Earth MOID = .911916 au 
 Jupiter MOID = 2.21898 au 
 T_jup = 3.367 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7 mag n/a MPO358866  

25315 (1999 AZ8)          Discovered 1999-Jan-09 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 AZ8 = 2000 DG103 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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