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437686 (2014 DW8)
Classification: Main-belt Asteroid          SPK-ID: 2437686
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 .1214570463110716 6.013e-08  
a 3.154312647680923 6.8532e-08 au
q 2.771199150351942 1.8967e-07 au
i 4.71617719218453 8.8264e-06 deg
node 312.0414853883302 9.181e-05 deg
peri 293.415964237179 0.00010174 deg
M 303.4874810521847 4.0134e-05 deg
tp 2459321.716390579680
(2021-Apr-17.21639058)
0.00022871 TDB
period 2046.235113240428
5.60
6.6686e-05
1.826e-07
d
yr
n .1759328620990685 5.7336e-09 deg/d
Q 3.537426145009903 7.6856e-08 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      6210 days (17.00 yr)  
   first obs. used      2003-01-31  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61444  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:13:44  

Additional Information
 Earth MOID = 1.7622 au 
 Jupiter MOID = 1.53859 au 
 T_jup = 3.190 
[ 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 16.2   n/a MPO428071  

437686 (2014 DW8)          Discovered 2009-Feb-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

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