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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09352936467952039 6.5759e-08  
a 2.288199105610921 1.7561e-08 AU
q 2.074185297002885 1.5641e-07 AU
i 5.702509133777723 5.8493e-06 deg
node 275.1309369966733 9.0942e-05 deg
peri 158.0571636778304 0.00010343 deg
M 8.836408501257109 4.9654e-05 deg
tp 2456769.467809818799
(2014-Apr-21.96780982)
0.00017429 JED
period 1264.267995718276
3.46
1.4554e-05
3.985e-08
d
yr
n .2847497533902779 3.278e-09 deg/d
Q 2.502212914218957 1.9203e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      543  
   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      .56157  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 12:39:06  

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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