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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2622984074652981 5.6763e-08  
a 2.583071769480837 1.9186e-08 au
q 1.905536157977444 1.5128e-07 au
i 6.148707137609155 5.1734e-06 deg
node 85.81097900162332 5.7321e-05 deg
peri 277.7923639400091 5.8627e-05 deg
M 129.0504298589721 1.7202e-05 deg
tp 2457056.924228259618
(2015-Feb-03.42422826)
6.7458e-05 JED
period 1516.362851641697
4.15
1.6895e-05
4.626e-08
d
yr
n .2374101948028102 2.6451e-09 deg/d
Q 3.26060738098423 2.4219e-08 au
  Orbit Determination Parameters
   # obs. used (total)      866  
   data-arc span      6871 days (18.81 yr)  
   first obs. used      1997-06-08  
   last obs. used      2016-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .571  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:44:56  

Additional Information
 Earth MOID = .914202 au 
 Jupiter MOID = 2.21811 au 
 T_jup = 3.366 
[ 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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