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JPL Small-Body Database Browser
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442329 (2011 SY159)
Classification: Main-belt Asteroid          SPK-ID: 2442329
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1492573196162659 9.297e-08  
a 2.627084594018891 4.2826e-08 au
q 2.234972989110446 2.6768e-07 au
i 4.154996514915253 7.7214e-06 deg
node 295.6936948093253 8.4783e-05 deg
peri 59.00134221713 8.8132e-05 deg
M 295.3799946015685 2.347e-05 deg
tp 2458879.673378587273
(2020-Jan-31.17337859)
0.00010452 TDB
period 1555.283316238437
4.26
3.8031e-05
1.041e-07
d
yr
n .2314690810615043 5.6601e-09 deg/d
Q 3.019196198927337 4.9218e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      4275 days (11.70 yr)  
   first obs. used      2007-10-21  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48998  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:01  

Additional Information
 Earth MOID = 1.23245 au 
 Jupiter MOID = 2.4225 au 
 T_jup = 3.382 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO349188  

442329 (2011 SY159)          Discovered 2007-Oct-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 SY159 = 2013 CO210 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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