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437825 (2015 DD197)
Classification: Main-belt Asteroid          SPK-ID: 2437825
[ 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 .2146185468902823 8.4119e-08  
a 3.141192275961323 6.7409e-08 au
q 2.467034154191526 2.8989e-07 au
i 15.27813258520995 1.2211e-05 deg
node 201.8077729594956 3.0803e-05 deg
peri 280.1145799808658 4.3951e-05 deg
M 11.78685674911034 2.6288e-05 deg
tp 2458933.921238398149
(2020-Mar-25.42123840)		 0.00014824 TDB
period 2033.481418061298
5.57		 6.5457e-05
1.792e-07		 d
yr
n .1770362870309485 5.6987e-09 deg/d
Q 3.815350397731121 8.1876e-08 au
   Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      8517 days (23.32 yr)  
   first obs. used      1996-10-06  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59499  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:15:15  

Additional Information
 Earth MOID = 1.53686 au 
 Jupiter MOID = 1.61212 au 
 T_jup = 3.121 
[ 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 16.0   n/a MPO456080  

437825 (2015 DD197)          Discovered 2007-Sep-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 2015 DD197 = 2013 WQ60 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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