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441462 (2008 PD22)
Classification: Main-belt Asteroid          SPK-ID: 2441462
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1874751177973284 6.7742e-08  
a 2.350581082644798 1.5092e-08 au
q 1.909905617283793 1.5602e-07 au
i 1.791955733606174 6.0357e-06 deg
node 142.8529349771266 0.00022228 deg
peri 230.7971593061121 0.00022462 deg
M 70.31412076331235 2.4953e-05 deg
tp 2458743.400441052451
(2019-Sep-16.90044105)
9.1638e-05 TDB
period 1316.319399522527
3.60
1.2678e-05
3.471e-08
d
yr
n .2734898537016047 2.634e-09 deg/d
Q 2.791256548005804 1.7922e-08 au
  Orbit Determination Parameters
   # obs. used (total)      87  
   data-arc span      6584 days (18.03 yr)  
   first obs. used      2001-10-23  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56383  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:08:52  

Additional Information
 Earth MOID = .91106 au 
 Jupiter MOID = 2.67174 au 
 T_jup = 3.533 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.7   n/a MPO503569  

441462 (2008 PD22)          Discovered 2001-Oct-23 by LINEAR at Socorro
Reference: Last Updated: 2015-09-02

Alternate Designations
 2008 PD22 = 2001 UA139 = 2012 XP31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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