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437803 (2015 DU20)
Classification: Main-belt Asteroid          SPK-ID: 2437803
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0645017114506352 8.7602e-08  
a 2.768876789428902 4.0382e-08 au
q 2.590279497714798 2.583e-07 au
i 5.591117786506821 7.2386e-06 deg
node 39.33630587566841 7.1096e-05 deg
peri 315.7489181943806 8.0507e-05 deg
M 211.7050424106582 3.9568e-05 deg
tp 2459693.730650564964
(2022-Apr-24.23065057)
0.000188 TDB
period 1682.882805054483
4.61
3.6815e-05
1.008e-07
d
yr
n .2139186394434312 4.6797e-09 deg/d
Q 2.947474081143007 4.2987e-08 au
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      5604 days (15.34 yr)  
   first obs. used      2004-12-21  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56272  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:44:21  

Additional Information
 Earth MOID = 1.58959 au 
 Jupiter MOID = 2.34367 au 
 T_jup = 3.328 
[ 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 16.6   n/a MPO419197  

437803 (2015 DU20)          Discovered 2008-Oct-08 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2015 DU20 = 2010 GL93 = 2013 WO72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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