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JPL Small-Body Database Browser
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212564 (2006 SJ81)
Classification: Main-belt Asteroid          SPK-ID: 2212564
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1311702560824273 5.6043e-08  
a 2.687062324896937 1.9537e-08 au
q 2.334599671630763 1.5036e-07 au
i 2.507509291548787 8.308e-06 deg
node 178.0067619346156 0.00011892 deg
peri 66.45028917045096 0.0001222 deg
M 61.69737081106211 2.7324e-05 deg
tp 2458324.773065107451
(2018-Jul-25.27306511)
0.0001222 TDB
period 1608.848079852384
4.40
1.7547e-05
4.804e-08
d
yr
n .2237625817554079 2.4404e-09 deg/d
Q 3.03952497816311 2.21e-08 au
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      8546 days (23.40 yr)  
   first obs. used      1996-05-12  
   last obs. used      2019-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54394  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:46:04  

Additional Information
 Earth MOID = 1.3227 au 
 Jupiter MOID = 1.97623 au 
 T_jup = 3.360 
[ 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 16.7   n/a MPO440126  

212564 (2006 SJ81)          Discovered 2006-Sep-18 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2006 SJ81 = 1997 SO5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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