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15227 (1986 VA)
Classification: Main-belt Asteroid          SPK-ID: 2015227
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09733545386124269 7.6212e-08  
a 3.030625303049546 3.0414e-08 AU
q 2.735638013693852 2.3304e-07 AU
i 8.850177573917547 6.3707e-06 deg
node 272.1035473542974 4.943e-05 deg
peri 60.34969355669084 5.9667e-05 deg
M 173.8264444511747 3.8004e-05 deg
tp 2456070.013363215018
(2012-May-22.51336322)
0.00019881 JED
period 1927.066910332411
5.28
2.9009e-05
7.942e-08
d
yr
n .1868124028645697 2.8122e-09 deg/d
Q 3.32561259240524 3.3375e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      946  
   data-arc span      10388 days (28.44 yr)  
   first obs. used      1986-11-04  
   last obs. used      2015-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53237  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:22:56  

Additional Information
 Earth MOID = 1.7386 AU 
 T_jup = 3.218 
[ 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 13.0 mag n/a MPO324449  

15227 (1986 VA)          Discovered 1986-Nov-04 by McNaught, R. H. at Siding Spring
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1986 VA = 1997 WJ53 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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