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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2952710454990135 5.6167e-08  
a 3.217448716349583 3.7798e-08 au
q 2.267429270033583 1.6515e-07 au
i 11.33071036848359 5.9541e-06 deg
node 18.2729942192871 3.7308e-05 deg
peri 52.66198451500639 3.9712e-05 deg
M 237.2894457434415 1.6124e-05 deg
tp 2459719.030642472489
(2022-May-19.53064247)		 0.00010286 TDB
period 2107.97704286525
5.77		 3.7146e-05
1.017e-07		 d
yr
n .1707798484895609 3.0095e-09 deg/d
Q 4.167468162665583 4.8959e-08 au
   Orbit Determination Parameters
   # obs. used (total)      366  
   data-arc span      5876 days (16.09 yr)  
   first obs. used      2004-08-12  
   last obs. used      2020-09-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58748  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:54:55  

Additional Information
 Earth MOID = 1.30152 au 
 Jupiter MOID = 1.40782 au 
 T_jup = 3.091 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457478.5 (2016-Mar-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3026151376682761 5.7209e-08  
q 2.228129326715192 1.7136e-07 au
tp 2457610.203924279067
(2016-Aug-09.70392428)		 7.4168e-05 TDB
node 19.54566858966706 3.6908e-05 deg
peri 50.24129595749724 3.9115e-05 deg
i 11.50838612513188 5.947e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      366  
   data-arc span      5876 days (16.09 yr)  
   first obs. used      2004-08-12  
   last obs. used      2020-09-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58748  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:54:55  

Additional Information
 Jupiter MOID = 1.40782 au 
 T_jup = 3.091 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.27282853717352E-15 -9.750371455318256E-15 2.06207989071625E-12 -2.743351175884437E-15 3.053969773723828E-13 -8.846959356299624E-15
q -9.750371455318256E-15 2.93636967379423E-14 -5.715295078719395E-12 1.89383281062075E-14 -8.577112733691754E-13 2.164390161952549E-14
tp 2.06207989071625E-12 -5.715295078719395E-12 5.500848864773076E-9 6.900171805470201E-12 1.040767053059863E-9 -1.702439323347592E-11
node -2.743351175884437E-15 1.89383281062075E-14 6.900171805470201E-12 1.362169900244881E-9 -1.333098793498818E-9 -5.539642931378747E-11
peri 3.053969773723828E-13 -8.577112733691754E-13 1.040767053059863E-9 -1.333098793498818E-9 1.529986725988505E-9 5.12188223004359E-11
i -8.846959356299624E-15 2.164390161952549E-14 -1.702439323347592E-11 -5.539642931378747E-11 5.12188223004359E-11 3.536697191610878E-11

[ 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

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