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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1195952268294624 3.6609e-08  
a 2.32721994631897 7.6675e-09 au
q 2.048895548956904 8.3584e-08 au
i 5.10747466419537 4.0612e-06 deg
node 30.94038590252758 3.9374e-05 deg
peri 155.3146952359442 4.2435e-05 deg
M 143.0784121107362 1.5255e-05 deg
tp 2458485.121634769930
(2019-Jan-01.62163477)
5.48e-05 TDB
period 1296.744971835644
3.55
6.4086e-06
1.755e-08
d
yr
n .2776181961904134 1.372e-09 deg/d
Q 2.605544343681037 8.5845e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1502  
   data-arc span      9603 days (26.29 yr)  
   first obs. used      1994-04-15  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50282  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:47:48  

Additional Information
 Earth MOID = 1.05104 au 
 Jupiter MOID = 2.35035 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 14.9   n/a MPO474053  

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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