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JPL Small-Body Database Browser
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442290 (2011 SA15)
Classification: Main-belt Asteroid          SPK-ID: 2442290
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1333682868621086 9.8409e-08  
a 2.424889135404483 2.3896e-08 au
q 2.101485825585047 2.3421e-07 au
i 5.09152820436186 6.0646e-06 deg
node 282.9085844662003 9.9123e-05 deg
peri 90.49603468662774 0.00010322 deg
M 346.9216222951302 2.5913e-05 deg
tp 2458650.605757629176
(2019-Jun-16.10575763)
9.9456e-05 TDB
period 1379.228613330751
3.78
2.0387e-05
5.582e-08
d
yr
n .2610154665589648 3.8583e-09 deg/d
Q 2.748292445223919 2.7083e-08 au
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      8383 days (22.95 yr)  
   first obs. used      1996-10-15  
   last obs. used      2019-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65471  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:00:21  

Additional Information
 Earth MOID = 1.10857 au 
 Jupiter MOID = 2.74558 au 
 T_jup = 3.494 
[ 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 17.5   n/a MPO402745  

442290 (2011 SA15)          Discovered 2004-Dec-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 SA15 = 2004 XV90 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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