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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1197394395471831 3.6557e-08  
a 2.326864681544831 6.9921e-09 au
q 2.048247208674518 8.3471e-08 au
i 5.10785372876759 3.7711e-06 deg
node 30.93680623793529 3.2319e-05 deg
peri 155.2468301124228 3.4338e-05 deg
M 198.6958056375613 1.2846e-05 deg
tp 2459781.395855653975
(2022-Jul-20.89585565)
4.7415e-05 TDB
period 1296.448048744151
3.55
5.8437e-06
1.6e-08
d
yr
n .2776817785708625 1.2516e-09 deg/d
Q 2.605482154415144 7.8294e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1802  
   data-arc span      9769 days (26.75 yr)  
   first obs. used      1994-04-15  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49412  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:55:07  

Additional Information
 Earth MOID = 1.04982 au 
 Jupiter MOID = 2.34937 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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