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JPL Small-Body Database Browser
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390632 (2002 DY9)
Classification: Main-belt Asteroid          SPK-ID: 2390632
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1012429479755584 1.2048e-07  
a 3.176448537869529 5.7165e-08 au
q 2.854855523802966 3.8651e-07 au
i 27.61093545501023 1.0802e-05 deg
node 113.7912028501386 1.9989e-05 deg
peri 33.63410571901759 6.954e-05 deg
M 13.15260084252261 5.9886e-05 deg
tp 2458524.952464423950
(2019-Feb-10.45246442)
0.00034354 TDB
period 2067.812528716688
5.66
5.582e-05
1.528e-07
d
yr
n .1740970204022416 4.6997e-09 deg/d
Q 3.498041551936092 6.2952e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      6299 days (17.25 yr)  
   first obs. used      2002-01-23  
   last obs. used      2019-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65743  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:29:49  

Additional Information
 Earth MOID = 1.89503 au 
 Jupiter MOID = 1.67223 au 
 T_jup = 3.016 
[ 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 15.6   n/a MPO472015  
diameter diameter 5.055 km 0.695 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

390632 (2002 DY9)          Discovered 2002-Feb-19 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

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