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JPL Small-Body Database Browser
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305401 (2008 CD80)
Classification: Main-belt Asteroid          SPK-ID: 2305401
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0853994095408416 6.1354e-08  
a 3.181245676971798 5.5861e-08 au
q 2.909569174554052 1.8626e-07 au
i 17.0818421901725 6.5245e-06 deg
node 135.3823305000883 2.4785e-05 deg
peri 222.8297277065909 4.9962e-05 deg
M 137.409244579755 4.2179e-05 deg
tp 2457809.443155749784
(2017-Feb-24.94315575)
0.0002441 TDB
period 2072.498577523186
5.67
5.4588e-05
1.495e-07
d
yr
n .1737033761587576 4.5752e-09 deg/d
Q 3.452922179389545 6.0632e-08 au
  Orbit Determination Parameters
   # obs. used (total)      149  
   data-arc span      7699 days (21.08 yr)  
   first obs. used      1998-04-28  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57788  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:54:42  

Additional Information
 Earth MOID = 1.92303 au 
 Jupiter MOID = 1.96208 au 
 T_jup = 3.125 
[ 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 15.8   n/a MPO386267  
diameter diameter 3.664 km 1.192 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

305401 (2008 CD80)          Discovered 2008-Feb-07 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 CD80 = 2002 CE300 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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