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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2159781323585538 5.6037e-08  
a 2.570190866308066 2.6825e-08 au
q 2.015085843197836 1.3659e-07 au
i 4.106527698102895 7.5659e-06 deg
node 108.4851911222172 0.00025402 deg
peri 347.211447226275 0.00025901 deg
M 262.5973575407281 5.2964e-05 deg
tp 2458007.706525595061
(2017-Sep-11.20652559)
0.00022431 JED
period 1505.034622397634
4.12
2.3562e-05
6.451e-08
d
yr
n .2391971550969988 3.7447e-09 deg/d
Q 3.125295889418295 3.2619e-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 = 1.03051 au 
 Jupiter MOID = 2.06767 au 
 T_jup = 3.393 
[ 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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