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JPL Small-Body Database Browser
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359706 (2011 SL257)
Classification: Main-belt Asteroid          SPK-ID: 2359706
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09202656446313409 6.0905e-08  
a 2.310789188863376 1.5938e-08 au
q 2.098135198613727 1.3992e-07 au
i 4.264184728354455 6.467e-06 deg
node 180.5050683858182 6.6492e-05 deg
peri 323.9040349503595 7.2747e-05 deg
M 42.03051748766742 2.6987e-05 deg
tp 2458850.703676740175
(2020-Jan-02.20367674)
9.6531e-05 TDB
period 1283.036222177381
3.51
1.3274e-05
3.634e-08
d
yr
n .280584440078442 2.9028e-09 deg/d
Q 2.523443179113025 1.7404e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      5166 days (14.14 yr)  
   first obs. used      2006-02-25  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59571  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 23:24:26  

Additional Information
 Earth MOID = 1.11165 au 
 Jupiter MOID = 2.47632 au 
 T_jup = 3.575 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.9   n/a MPO413359  

359706 (2011 SL257)          Discovered 2006-Feb-25 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2011 SL257 = 2006 DY104 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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