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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0973354482070212 7.8398e-08  
a 3.03062529863326 3.4908e-08 AU
q 2.735638026843254 2.3653e-07 AU
i 8.85017917689013 7.6857e-06 deg
node 272.1035401464944 5.084e-05 deg
peri 60.34970608100096 6.3968e-05 deg
M 173.8264407187695 4.0495e-05 deg
tp 2456070.013385228332
(2012-May-22.51338523)
0.00021534 JED
period 1927.066906120171
5.28
3.3296e-05
9.116e-08
d
yr
n .1868124032729098 3.2277e-09 deg/d
Q 3.325612570423266 3.8306e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      864  
   data-arc span      10254 days (28.07 yr)  
   first obs. used      1986-11-04  
   last obs. used      2014-12-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53266  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:26:36  

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 12.9 mag n/a MPO253470  

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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