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226619 (2004 DX78)
Classification: Main-belt Asteroid          SPK-ID: 2226619
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1003191186907771 5.8128e-08  
a 2.211973589547758 1.4776e-08 au
q 1.990070348477053 1.3005e-07 au
i 5.456192680081865 5.9279e-06 deg
node 35.84492000149918 5.9028e-05 deg
peri 166.4618536507146 6.5175e-05 deg
M 305.9612041727207 2.8104e-05 deg
tp 2459180.872985997347
(2020-Nov-27.37298600)
9.4501e-05 TDB
period 1201.623277590975
3.29
1.2041e-05
3.297e-08
d
yr
n .2995947288252696 3.002e-09 deg/d
Q 2.433876830618464 1.6259e-08 au
  Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      6846 days (18.74 yr)  
   first obs. used      2001-04-26  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62697  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:55:32  

Additional Information
 Earth MOID = .986773 au 
 Jupiter MOID = 2.52263 au 
 T_jup = 3.644 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO454627  

226619 (2004 DX78)          Discovered 2004-Feb-17 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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