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

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .091171986919151 3.5559e-08  
a 2.285105447277636 6.9694e-09 au
q 2.076767843329558 8.0998e-08 au
i 5.381371280493418 4.0797e-06 deg
node 238.5970075613858 3.2751e-05 deg
peri 11.92210873350767 3.9039e-05 deg
M 167.6343145119727 2.3661e-05 deg
tp 2458612.986003516280
(2019-May-09.48600352)
8.1575e-05 TDB
period 1261.704916143724
3.45
5.7722e-06
1.58e-08
d
yr
n .2853282058219321 1.3053e-09 deg/d
Q 2.493443051225713 7.6048e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1860  
   data-arc span      8871 days (24.29 yr)  
   first obs. used      1996-11-22  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4885  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:43:03  

Additional Information
 Earth MOID = 1.06146 au 
 Jupiter MOID = 2.52269 au 
 T_jup = 3.591 
[ 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 14.58   n/a E2021B10  

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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