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21301 Zanin (1996 WE3)
Classification: Main-belt Asteroid          SPK-ID: 2021301
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09080051404714998 5.1946e-08  
a 2.285102398741631 1.1879e-08 au
q 2.077613926285515 1.2181e-07 au
i 5.381606621913953 5.7947e-06 deg
node 238.6142409126382 5.1325e-05 deg
peri 12.17011941804028 5.9723e-05 deg
M 13.84376705817707 3.21e-05 deg
tp 2457351.981349994602
(2015-Nov-25.48134999)
0.00011237 JED
period 1261.702391302965
3.45
9.8382e-06
2.694e-08
d
yr
n .2853287768030832 2.2249e-09 deg/d
Q 2.492590871197747 1.2957e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1102  
   data-arc span      6721 days (18.40 yr)  
   first obs. used      1996-11-22  
   last obs. used      2015-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52601  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:39:16  

Additional Information
 Earth MOID = 1.06273 au 
 Jupiter MOID = 2.52177 au 
 T_jup = 3.591 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a MPO279736  

21301 Zanin           Discovered 1996 Nov. 22 by at Farra d´Isonzo.
Antonio Zanin (1921-1997) was a respected Italian entrepreneur, active in the field of mechanical engineering and manufacturing and distinctly remembered by his employers for his ability to establish sincere and humane relationships.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090209/MPCPages.arcLast Updated: 2009-02-11

[ show close-approach data ]
Alternate Designations
 1996 WE3 = 1998 FS117 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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