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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1309081632297479 5.6022e-08  
a 2.687417014144624 1.9419e-08 au
q 2.335612188990577 1.5022e-07 au
i 2.507275622807052 8.3071e-06 deg
node 178.0041841717982 0.00011893 deg
peri 66.49297834700258 0.00012223 deg
M 151.176645008853 2.7376e-05 deg
tp 2458324.754406010662
(2018-Jul-25.25440601)
0.00012248 TDB
period 1609.166639608357
4.41
1.7442e-05
4.775e-08
d
yr
n .2237182844454305 2.4249e-09 deg/d
Q 3.03922183929867 2.1961e-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 = 1.32386 au 
 Jupiter MOID = 1.97632 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 16.8   n/a MPO494174  

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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