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25399 Vonnegut (1999 VN20)
Classification: Main-belt Asteroid          SPK-ID: 2025399
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08828377942466792 1.6477e-07  
a 2.584156815689325 3.0322e-08 AU
q 2.356017685374256 4.3504e-07 AU
i 22.49371928172133 1.1023e-05 deg
node .4705037466141694 1.9631e-05 deg
peri 166.984768543653 4.9544e-05 deg
M 61.29987010426927 5.3316e-05 deg
tp 2456542.134942489644
(2013-Sep-06.63494249)
0.00022249 JED
period 1517.31839799201
4.15
2.6706e-05
7.312e-08
d
yr
n .2372606833716753 4.176e-09 deg/d
Q 2.812295946004394 3.2999e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      799  
   data-arc span      7638 days (20.91 yr)  
   first obs. used      1993-03-20  
   last obs. used      2014-02-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51048  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 11:20:40  

Additional Information
 Earth MOID = 1.364 AU 
 T_jup = 3.311 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9 mag n/a MPO263567  

25399 Vonnegut           Discovered 1999 Nov. 11 by C. W. Juels at Fountain Hills.
Kurt Vonnegut (b. 1922) is a revolutionary U.S. science-fiction writer who crossed over into mainstream literature and is often referred to as the "Mark Twain of the second half of the twentieth century". He is most famous for his novel Slaughterhouse 5.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020724/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1999 VN20 = 2000 XC50 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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