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JPL Small-Body Database Browser
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154801 (2004 PC84)
Classification: Main-belt Asteroid          SPK-ID: 2154801
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2230109847308975 8.3568e-08  
a 3.117241136764231 2.9314e-08 au
q 2.422062121210777 2.6598e-07 au
i 7.357980853081054 1.0132e-05 deg
node 354.5373967112143 3.7462e-05 deg
peri 341.024682853511 4.0323e-05 deg
M 319.6711985104041 1.4289e-05 deg
tp 2459225.699198195796
(2021-Jan-11.19919820)
8.1144e-05 TDB
period 2010.268303445654
5.50
2.8356e-05
7.763e-08
d
yr
n .1790805731667511 2.5261e-09 deg/d
Q 3.812420152317684 3.5852e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      9393 days (25.72 yr)  
   first obs. used      1993-08-20  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53873  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:28:56  

Additional Information
 Earth MOID = 1.41414 au 
 Jupiter MOID = 1.58966 au 
 T_jup = 3.166 
[ 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 15.7   n/a MPO439922  

154801 (2004 PC84)          Discovered 2004-Aug-10 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 2004 PC84 = 1993 QX9 = 2002 EO24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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