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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0973354532284573 7.7557e-08  
a 3.030625302581695 3.3197e-08 AU
q 2.735638015189275 2.352e-07 AU
i 8.850177540076091 7.3423e-06 deg
node 272.1035459906736 5.0221e-05 deg
peri 60.34969557386056 6.2264e-05 deg
M 173.826443968963 3.9531e-05 deg
tp 2456070.013366011744
(2012-May-22.51336601)
0.00020897 JED
period 1927.066909886176
5.28
3.1663e-05
8.669e-08
d
yr
n .1868124029078283 3.0695e-09 deg/d
Q 3.325612589974115 3.6429e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      881  
   data-arc span      10310 days (28.23 yr)  
   first obs. used      1986-11-04  
   last obs. used      2015-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52963  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:42:34  

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 (413)
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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