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85535 (1997 WZ27)
Classification: Main-belt Asteroid          SPK-ID: 2085535
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1811733183717968 3.3796e-08  
a 2.466312132159448 1.41e-08 au
q 2.0194821790355 8.8808e-08 au
i 2.505962754464333 5.7858e-06 deg
node 31.13495905575225 9.9171e-05 deg
peri 243.7596450450723 0.00010125 deg
M 47.37003415584753 1.914e-05 deg
tp 2458814.346295622759
(2019-Nov-26.84629562)
7.5463e-05 TDB
period 1414.719975825353
3.87
1.2132e-05
3.322e-08
d
yr
n .254467319435406 2.1823e-09 deg/d
Q 2.913142085283396 1.6655e-08 au
  Orbit Determination Parameters
   # obs. used (total)      830  
   data-arc span      8308 days (22.75 yr)  
   first obs. used      1997-10-31  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57824  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:56:13  

Additional Information
 Earth MOID = 1.0047 au 
 Jupiter MOID = 2.20765 au 
 T_jup = 3.463 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO337903  

85535 (1997 WZ27)          Discovered 1997-Nov-29 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1997 WZ27 = 2001 VL21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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