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305750 (2009 DX6)
Classification: Main-belt Asteroid          SPK-ID: 2305750
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1583066944299631 6.2991e-08  
a 2.394885301453717 1.3614e-08 au
q 2.015758925841673 1.5397e-07 au
i 1.892015268749837 6.7483e-06 deg
node 332.5553110977098 0.00013021 deg
peri 177.37644705542 0.00013153 deg
M 21.5708279017612 1.5047e-05 deg
tp 2458919.387120739352
(2020-Mar-10.88712074)
5.6703e-05 TDB
period 1353.709587171158
3.71
1.1543e-05
3.16e-08
d
yr
n .2659359166926568 2.2676e-09 deg/d
Q 2.774011677065761 1.5769e-08 au
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      5605 days (15.35 yr)  
   first obs. used      2004-12-16  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53688  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:01:15  

Additional Information
 Earth MOID = 1.02685 au 
 Jupiter MOID = 2.22582 au 
 T_jup = 3.512 
[ 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 17.4   n/a MPO455252  

305750 (2009 DX6)          Discovered 2009-Feb-17 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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