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13054 (1990 ST15)
Classification: Main-belt Asteroid          SPK-ID: 2013054
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08581260640547816 4.6908e-08  
a 2.375451724219615 1.6929e-08 au
q 2.171608020373943 1.1402e-07 au
i 6.221118430708778 5.2942e-06 deg
node 311.8742092376989 5.0766e-05 deg
peri 309.4471843563841 6.5307e-05 deg
M 94.77361054338938 3.919e-05 deg
tp 2457248.451364561706
(2015-Aug-13.95136456)
0.0001471 JED
period 1337.265806706421
3.66
1.4295e-05
3.914e-08
d
yr
n .2692060158829988 2.8778e-09 deg/d
Q 2.579295428065287 1.8382e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1050  
   data-arc span      9656 days (26.44 yr)  
   first obs. used      1989-03-07  
   last obs. used      2015-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47448  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 18:53:07  

Additional Information
 Earth MOID = 1.16191 au 
 Jupiter MOID = 2.49316 au 
 T_jup = 3.529 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a MPO270249  

13054 (1990 ST15)          Discovered 1990-Sep-16 by Holt, H. E. at Palomar
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 ST15 = 1996 AM2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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