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56021 (1998 VD16)
Classification: Main-belt Asteroid          SPK-ID: 2056021
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1794121776519842 5.0012e-08  
a 2.332062421661192 9.9786e-09 au
q 1.913662024170598 1.19e-07 au
i 7.108227356191283 4.9933e-06 deg
node 65.14184797589223 5.5726e-05 deg
peri 341.0606049699503 5.9141e-05 deg
M 14.80194240868662 2.1371e-05 deg
tp 2458947.015875319244
(2020-Apr-07.51587532)		 7.7058e-05 TDB
period 1300.794473688298
3.56		 8.3489e-06
2.286e-08		 d
yr
n .2767539432876349 1.7763e-09 deg/d
Q 2.750462819151787 1.1769e-08 au
   Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      10072 days (27.58 yr)  
   first obs. used      1993-04-18  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5989  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:37:50  

Additional Information
 Earth MOID = .925181 au 
 Jupiter MOID = 2.63363 au 
 T_jup = 3.538 
[ 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 16.1   n/a MPO502528  

56021 (1998 VD16)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 VD16 = 1993 HQ10 = 1998 YQ8 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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