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447076 (2004 SB39)
Classification: Outer Main-belt Asteroid          SPK-ID: 2447076
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2952709853486732 6.7996e-08  
a 3.217448711898056 4.7458e-08 au
q 2.267429460427098 1.9501e-07 au
i 11.33070914989379 7.2275e-06 deg
node 18.27300379636083 3.7676e-05 deg
peri 52.6619799784648 4.174e-05 deg
M 237.2894378107671 1.6552e-05 deg
tp 2459719.030687431005
(2022-May-19.53068743)
0.00010415 TDB
period 2107.977038490487
5.77
4.664e-05
1.277e-07
d
yr
n .1707798488439866 3.7786e-09 deg/d
Q 4.167467963369015 6.1471e-08 au
  Orbit Determination Parameters
   # obs. used (total)      349  
   data-arc span      5023 days (13.75 yr)  
   first obs. used      2004-08-12  
   last obs. used      2018-05-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60121  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:03:17  

Additional Information
 Earth MOID = 1.30152 au 
 Jupiter MOID = 1.40782 au 
 T_jup = 3.091 
[ 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 15.6   n/a MPO437739  
diameter diameter 6.015 km 2.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.023   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

447076 (2004 SB39)          Discovered 2004-Sep-17 by LINEAR at Socorro
Reference: Last Updated: 2015-10-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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