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393642 (2004 PJ23)
Classification: Main-belt Asteroid          SPK-ID: 2393642
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2270845803258755 8.1728e-08  
a 3.116367793417389 6.0296e-08 au
q 2.408688720908127 2.5508e-07 au
i 7.028087027380206 8.6957e-06 deg
node 301.6623371534773 6.0142e-05 deg
peri 23.44303406322763 6.216e-05 deg
M 310.6968604036045 1.8693e-05 deg
tp 2459275.696916225196
(2021-Mar-02.19691623)
0.00011008 TDB
period 2009.423550956044
5.50
5.8318e-05
1.597e-07
d
yr
n .1791558578223685 5.1995e-09 deg/d
Q 3.824046865926651 7.3988e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      5374 days (14.71 yr)  
   first obs. used      2004-07-17  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55151  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:45:45  

Additional Information
 Earth MOID = 1.39849 au 
 Jupiter MOID = 1.5324 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 15.8   n/a MPO437612  

393642 (2004 PJ23)          Discovered 2004-Aug-08 by LINEAR at Socorro
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Alternate Designations
 2004 PJ23 = 2010 OD30 = 2010 TN176 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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