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393644 (2004 PH26)
Classification: Main-belt Asteroid          SPK-ID: 2393644
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2228804091117247 7.582e-08  
a 2.333630455042532 2.4872e-08 au
q 1.813509944507072 1.6322e-07 au
i 3.184773295979439 8.0199e-06 deg
node 87.76966154722957 0.00011005 deg
peri 261.3677886905737 0.00011275 deg
M 138.6620303020792 2.9873e-05 deg
tp 2458498.964583253357
(2019-Jan-15.46458325)
0.00010164 TDB
period 1302.106637523279
3.56
2.0817e-05
5.699e-08
d
yr
n .2764750517551707 4.42e-09 deg/d
Q 2.853750965577992 3.0416e-08 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      5656 days (15.49 yr)  
   first obs. used      2004-08-08  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59722  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:51:32  

Additional Information
 Earth MOID = .810559 au 
 Jupiter MOID = 2.57603 au 
 T_jup = 3.533 
[ 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 18.0   n/a MPO360839  

393644 (2004 PH26)          Discovered 2004-Aug-08 by LINEAR at Socorro
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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