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JPL Small-Body Database Browser
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80540 (2000 AZ81)
Classification: Main-belt Asteroid          SPK-ID: 2080540
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0605949142587456 4.2667e-08  
a 2.215020296698047 8.746e-09 au
q 2.080801331738248 9.3423e-08 au
i 2.134117880653336 4.1441e-06 deg
node 171.4173888368697 0.00011033 deg
peri 22.85875844535262 0.00011461 deg
M 224.8339765806648 3.1627e-05 deg
tp 2459052.595337684481
(2020-Jul-22.09533768)
0.00010645 TDB
period 1204.106752933679
3.30
7.1316e-06
1.953e-08
d
yr
n .2989768134120152 1.7708e-09 deg/d
Q 2.349239261657847 9.276e-09 au
  Orbit Determination Parameters
   # obs. used (total)      924  
   data-arc span      9527 days (26.08 yr)  
   first obs. used      1992-11-18  
   last obs. used      2018-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53766  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:16:19  

Additional Information
 Earth MOID = 1.0799 au 
 Jupiter MOID = 2.60687 au 
 T_jup = 3.651 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO348018  
diameter diameter 1.673 km 0.287 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.302   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80540 (2000 AZ81)          Discovered 2000-Jan-05 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 2000 AZ81 = 1997 JE 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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