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21019 (1988 VC2)
Classification: Main-belt Asteroid          SPK-ID: 2021019
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1783227755766897 7.3052e-08  
a 3.155192522920241 3.7466e-08 AU
q 2.592549834754285 2.3034e-07 AU
i 6.06079046826106 7.049e-06 deg
node 46.42779388913992 6.4868e-05 deg
peri 339.4269915837277 6.7843e-05 deg
M 252.0895028587 2.4061e-05 deg
tp 2457614.118458832562
(2016-Aug-13.61845883)
0.00014397 JED
period 2047.091349143434
5.60
3.6462e-05
9.983e-08
d
yr
n .175859274746403 3.1324e-09 deg/d
Q 3.717835211086196 4.4147e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      747  
   data-arc span      9370 days (25.65 yr)  
   first obs. used      1988-11-02  
   last obs. used      2014-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53151  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:45:58  

Additional Information
 Earth MOID = 1.59789 AU 
 T_jup = 3.173 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3 mag n/a MPO259493  

21019 (1988 VC2)          Discovered 1988-Nov-02 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 VC2 = 1997 HY8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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