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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1784997806852038 7.3064e-08  
a 3.154650065907684 3.7423e-08 AU
q 2.591545721004599 2.3035e-07 AU
i 6.061685413234286 7.05e-06 deg
node 46.43077749077565 6.4857e-05 deg
peri 339.4578583554611 6.7826e-05 deg
M 216.8859812887685 2.3649e-05 deg
tp 2457614.088667136369
(2016-Aug-13.58866714)
0.00014381 JED
period 2046.563452040823
5.60
3.6417e-05
9.97e-08
d
yr
n .1759046364484863 3.1301e-09 deg/d
Q 3.717754410810769 4.4103e-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 = 1.59575 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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