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90705 (1989 AZ5)
Classification: Main-belt Asteroid          SPK-ID: 2090705
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2164285106315836 5.604e-08  
a 2.569227990051348 2.6786e-08 AU
q 2.013173802691558 1.3656e-07 AU
i 4.107199623096613 7.5648e-06 deg
node 108.4860529912782 0.000254 deg
peri 347.1963536170752 0.00025896 deg
M 119.0707096277504 5.1871e-05 deg
tp 2456502.986539758501
(2013-Jul-29.48653976)
0.00021366 JED
period 1504.188949968243
4.12
2.3523e-05
6.44e-08
d
yr
n .2393316345048276 3.7428e-09 deg/d
Q 3.125282177411138 3.2583e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      340  
   data-arc span      9306 days (25.48 yr)  
   first obs. used      1989-01-04  
   last obs. used      2014-06-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .63788  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 06:08:33  

Additional Information
 Earth MOID = 1.02999 AU 
 T_jup = 3.394 
[ 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 15.7 mag n/a MPO302514  

90705 (1989 AZ5)          Discovered 1989-Jan-04 by McNaught, R. H. at Siding Spring
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1989 AZ5 = 2000 UQ53 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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