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JPL Small-Body Database Browser
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266492 (2008 DY20)
Classification: Main-belt Asteroid          SPK-ID: 2266492
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1322729354833364 7.0569e-08  
a 2.776161273052399 2.6491e-08 au
q 2.408950272090602 2.0201e-07 au
i 3.453693140187713 7.3825e-06 deg
node 27.62380479134206 9.9172e-05 deg
peri 167.3151387102554 0.00010142 deg
M 131.340468913015 2.3559e-05 deg
tp 2457984.101567023045
(2017-Aug-18.60156702)
0.00010681 TDB
period 1689.52827493457
4.63
2.4183e-05
6.621e-08
d
yr
n .2130772271413697 3.0499e-09 deg/d
Q 3.143372274014197 2.9995e-08 au
  Orbit Determination Parameters
   # obs. used (total)      212  
   data-arc span      9334 days (25.56 yr)  
   first obs. used      1994-04-02  
   last obs. used      2019-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65104  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:04:48  

Additional Information
 Earth MOID = 1.40827 au 
 Jupiter MOID = 1.81296 au 
 T_jup = 3.320 
[ 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 16.9   n/a MPO401981  

266492 (2008 DY20)          Discovered 2008-Feb-28 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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