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154783 (2004 PA44)
Classification: Centaur          SPK-ID: 2154783
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7602283090993746 5.4095e-06  
a 14.21764648812309 0.00032068 au
q 3.408989139084613 1.6952e-06 au
i 3.28496751347222 3.2877e-05 deg
node 212.6654913054208 0.00049921 deg
peri 72.72550174096492 0.00050277 deg
M 108.4477335044904 0.0036742 deg
tp 2453101.777394419397
(2004-Apr-06.27739442)
0.00046897 TDB
period 19581.23115520058
53.61
0.66249
0.001814
d
yr
n .01838495226100161 6.2202e-07 deg/d
Q 25.02630383716158 0.00056447 au
  Orbit Determination Parameters
   # obs. used (total)      67  
   data-arc span      1303 days (3.57 yr)  
   first obs. used      2002-04-03  
   last obs. used      2005-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .43755  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 08:36:54  

Additional Information
 Earth MOID = 2.39472 au 
 Jupiter MOID = .173383 au 
 T_jup = 2.510 
[ 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 13.6   n/a MPO217461  

154783 (2004 PA44)          Discovered 2004-Aug-07 by NEAT at Palomar
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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