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69491 (1997 AZ5)
Classification: Main-belt Asteroid          SPK-ID: 2069491
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09352936588196827 7.0565e-08  
a 2.288199097981672 1.9106e-08 AU
q 2.074185287335755 1.6753e-07 AU
i 5.702513116873108 6.4391e-06 deg
node 275.130951896488 0.00010236 deg
peri 158.0571442422865 0.00011657 deg
M 8.836421082539518 5.6504e-05 deg
tp 2456769.467765790353
(2014-Apr-21.96776579)
0.00019833 JED
period 1264.267989395346
3.46
1.5834e-05
4.335e-08
d
yr
n .2847497548143848 3.5664e-09 deg/d
Q 2.50221290862759 2.0893e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      545  
   data-arc span      6240 days (17.08 yr)  
   first obs. used      1996-12-27  
   last obs. used      2014-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56515  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Feb-19 19:32:49  

Additional Information
 Earth MOID = 1.08955 AU 
 T_jup = 3.588 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1 mag n/a MPO267918  

69491 (1997 AZ5)          Discovered 1997-Jan-02 by BAO Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 AZ5 = 1999 RZ146 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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