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226713 (2004 PS4)
Classification: Main-belt Asteroid          SPK-ID: 2226713
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1667991302027222 4.2806e-08  
a 2.675085170935819 1.9381e-08 au
q 2.228883291205523 1.1958e-07 au
i 4.190415821118226 4.1303e-06 deg
node 249.2775242604152 8.0979e-05 deg
peri 139.9321385395763 8.3053e-05 deg
M 175.8294161996294 2.0362e-05 deg
tp 2458219.962305859922
(2018-Apr-11.46230586)
8.5324e-05 TDB
period 1598.103297865698
4.38
1.7368e-05
4.755e-08
d
yr
n .2252670402975751 2.4481e-09 deg/d
Q 3.121287050666114 2.2614e-08 au
  Orbit Determination Parameters
   # obs. used (total)      302  
   data-arc span      7137 days (19.54 yr)  
   first obs. used      2000-11-01  
   last obs. used      2020-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56232  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:31:09  

Additional Information
 Earth MOID = 1.23618 au 
 Jupiter MOID = 2.32898 au 
 T_jup = 3.355 
[ 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 16.4   n/a MPO433485  

226713 (2004 PS4)          Discovered 2004-Aug-05 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2004 PS4 = 2000 VD41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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