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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2165268440064257 5.812e-08  
a 2.569036801355631 2.6162e-08 AU
q 2.012771370621733 1.4259e-07 AU
i 4.107192328328045 7.7663e-06 deg
node 108.4859858459454 0.00025412 deg
peri 347.1784746503392 0.00025951 deg
M 71.2113424511692 5.5275e-05 deg
tp 2456502.990671677657
(2013-Jul-29.49067168)
0.00022868 JED
period 1504.021052116607
4.12
2.2974e-05
6.29e-08
d
yr
n .239358351728769 3.6562e-09 deg/d
Q 3.125302232089528 3.1826e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      320  
   data-arc span      9222 days (25.25 yr)  
   first obs. used      1989-01-04  
   last obs. used      2014-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .65905  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 15:36:25  

Additional Information
 Earth MOID = 1.02927 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 15.6 mag n/a MPO250965  

90705 (1989 AZ5)          Discovered 1989-Jan-04 by McNaught, R. H. at Siding Spring (413)
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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