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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1811863442057099 3.5343e-08  
a 2.466305115464574 1.4597e-08 au
q 2.019444307897706 9.3275e-08 au
i 2.506647988987006 5.8207e-06 deg
node 31.16314577768706 0.00010038 deg
peri 243.91629388051 0.00010247 deg
M 305.454344831805 1.9396e-05 deg
tp 2458814.851385138869
(2019-Nov-27.35138514)
7.5855e-05 TDB
period 1414.713938480437
3.87
1.256e-05
3.439e-08
d
yr
n .254468405384258 2.2592e-09 deg/d
Q 2.913165923031441 1.7242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      804  
   data-arc span      7862 days (21.52 yr)  
   first obs. used      1997-10-31  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57318  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:55:36  

Additional Information
 Earth MOID = 1.00416 au 
 Jupiter MOID = 2.20749 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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