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21925 Supasternak (1999 VW53)
Classification: Main-belt Asteroid          SPK-ID: 2021925
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1197121759936337 3.6197e-08  
a 2.327092698010051 6.9196e-09 au
q 2.048511367392372 8.2554e-08 au
i 5.107661742001012 3.7254e-06 deg
node 30.93608122612483 3.1597e-05 deg
peri 155.1885373617992 3.3601e-05 deg
M 253.1858163222587 1.2686e-05 deg
tp 2459781.220542977788
(2022-Jul-20.72054298)
4.6448e-05 TDB
period 1296.638617675129
3.55
5.7833e-06
1.583e-08
d
yr
n .2776409672615485 1.2383e-09 deg/d
Q 2.60567402862773 7.748e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1836  
   data-arc span      9799 days (26.83 yr)  
   first obs. used      1994-04-15  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49124  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:37:47  

Additional Information
 Earth MOID = 1.05148 au 
 Jupiter MOID = 2.34829 au 
 T_jup = 3.559 
[ 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 14.92   n/a E2021B10  

21925 Supasternak           Discovered 1999 Nov. 4 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Susan Marie Pasternak (b. 1991) is a finalist in the 2005 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for her botany & zoology project. She attends the La Colina Junior High School, Santa Barbara, California.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20051019/MPCPages.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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