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JPL Small-Body Database Browser
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305770 (2009 DZ40)
Classification: Main-belt Asteroid          SPK-ID: 2305770
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02692064410448783 2.4798e-07  
a 2.533022231034177 2.4137e-08 au
q 2.46483164104375 6.3208e-07 au
i 4.932292230714665 7.0558e-06 deg
node 157.8286280422204 7.2302e-05 deg
peri 151.9828114030122 0.00065323 deg
M 33.57189881958669 0.00067388 deg
tp 2458463.181094339948
(2018-Dec-10.68109434)
0.0027569 TDB
period 1472.505511328931
4.03
2.1047e-05
5.762e-08
d
yr
n .2444812581211334 3.4945e-09 deg/d
Q 2.601212821024603 2.4787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      6857 days (18.77 yr)  
   first obs. used      2001-01-19  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50091  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:41:01  

Additional Information
 Earth MOID = 1.45096 au 
 Jupiter MOID = 2.45085 au 
 T_jup = 3.444 
[ 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 16.7   n/a MPO455253  

305770 (2009 DZ40)          Discovered 2009-Feb-16 by La Sagra at La Sagra
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 DZ40 = 2005 CJ51 = 2007 TB90 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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