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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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .178322778268979 7.1224e-08  
a 3.155192523993789 3.6843e-08 AU
q 2.592549827141704 2.2577e-07 AU
i 6.060790824236875 6.99e-06 deg
node 46.42779291535955 6.4639e-05 deg
peri 339.426992634044 6.7621e-05 deg
M 252.089502387107 2.3857e-05 deg
tp 2457614.118461827386
(2016-Aug-13.61846183)
0.00014261 JED
period 2047.091350188213
5.60
3.5856e-05
9.817e-08
d
yr
n .1758592746566493 3.0802e-09 deg/d
Q 3.717835220845874 4.3413e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      769  
   data-arc span      9718 days (26.61 yr)  
   first obs. used      1988-11-02  
   last obs. used      2015-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52427  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:28:18  

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
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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