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120308 Deebradel (2004 KN12)
Classification: Main-belt Asteroid          SPK-ID: 2120308
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06662737565708619 4.5681e-08  
a 2.839457372228404 1.8905e-08 au
q 2.65027177922666 1.3311e-07 au
i 11.89836162449013 6.219e-06 deg
node 178.0933962027013 2.0727e-05 deg
peri 127.508808155339 4.7864e-05 deg
M 67.4316268613855 4.1553e-05 deg
tp 2458673.149812909413
(2019-Jul-08.64981291)
0.00020202 TDB
period 1747.637908764373
4.78
1.7453e-05
4.778e-08
d
yr
n .2059923272404464 2.0572e-09 deg/d
Q 3.028642965230149 2.0164e-08 au
  Orbit Determination Parameters
   # obs. used (total)      392  
   data-arc span      7362 days (20.16 yr)  
   first obs. used      2000-06-04  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59176  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:09:08  

Additional Information
 Earth MOID = 1.65523 au 
 Jupiter MOID = 2.17977 au 
 T_jup = 3.275 
[ 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 15.5   n/a MPO439778  
diameter diameter 4.228 km 0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120308 Deebradel           Discovered 2004 May 22 by the Catalina Sky Survey.
Deanna Bradel (b. 1964) is a Financial Manager for the NASA OSIRIS-REx Asteroid Sample Return Mission. Prior to this role, she provided financial support as a Sr. Resources Analyst for the Aqua mission, and ICESat and MESSENGER mission instrument teams.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2016-05-21Last Updated: 2016-05-24

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