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JPL Small-Body Database Browser
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441778 (2009 DZ45)
Classification: Main-belt Asteroid          SPK-ID: 2441778
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 .1682012612681613 8.1871e-08  
a 2.757686250162144 3.415e-08 au
q 2.293839944703006 2.2742e-07 au
i 18.0041749934842 7.9627e-06 deg
node 159.1723558051806 2.441e-05 deg
peri 354.2501856450963 3.5068e-05 deg
M 83.63925692751599 2.3332e-05 deg
tp 2458211.881588288966
(2018-Apr-03.38158829)
0.00010688 TDB
period 1672.69095105921
4.58
3.1071e-05
8.507e-08
d
yr
n .2152220646450169 3.9979e-09 deg/d
Q 3.221532555621283 3.9894e-08 au
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      5674 days (15.53 yr)  
   first obs. used      2004-01-11  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5869  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:25  

Additional Information
 Earth MOID = 1.30484 au 
 Jupiter MOID = 1.77409 au 
 T_jup = 3.252 
[ 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 16.6   n/a MPO437717  

441778 (2009 DZ45)          Discovered 2009-Jan-26 by PMO NEO Survey Program at XuYi
Reference: Last Updated: 2015-09-02

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