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JPL Small-Body Database Browser
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410485 (2008 DU31)
Classification: Main-belt Asteroid          SPK-ID: 2410485
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1317778762119382 4.1357e-08  
a 2.480875909568913 2.9143e-08 au
q 2.153951351060561 1.1284e-07 au
i 3.21447858041001 4.9371e-06 deg
node 94.16881225744257 0.00017617 deg
peri 15.79413595610237 0.0001824 deg
M 351.744397524584 5.2872e-05 deg
tp 2458633.230471499374
(2019-May-29.73047150)
0.00020992 TDB
period 1427.269514837083
3.91
2.5149e-05
6.885e-08
d
yr
n .2522298670697051 4.4444e-09 deg/d
Q 2.807800468077264 3.2983e-08 au
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      3989 days (10.92 yr)  
   first obs. used      2008-01-11  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58184  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:35:42  

Additional Information
 Earth MOID = 1.1711 au 
 Jupiter MOID = 2.29588 au 
 T_jup = 3.464 
[ 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 17.2   n/a MPO472145  
diameter diameter 2.397 km 0.482 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

410485 (2008 DU31)          Discovered 2008-Feb-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-10-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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