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344884 (2004 PW71)
Classification: Main-belt Asteroid          SPK-ID: 2344884
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1989297423137731 9.3968e-08  
a 2.408026087210675 1.5915e-08 au
q 1.928998078197012 2.2966e-07 au
i 1.745001795917495 1.0046e-05 deg
node 344.2622913047547 0.00016682 deg
peri 335.7057752872145 0.00016756 deg
M 134.9938041646168 1.3561e-05 deg
tp 2458688.698512914932
(2019-Jul-24.19851292)
5.1969e-05 TDB
period 1364.86660621805
3.74
1.3531e-05
3.705e-08
d
yr
n .2637620397186908 2.6149e-09 deg/d
Q 2.887054096224337 1.9081e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      6027 days (16.50 yr)  
   first obs. used      2004-07-19  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6089  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:34:02  

Additional Information
 Earth MOID = .91429 au 
 Jupiter MOID = 2.42335 au 
 T_jup = 3.494 
[ 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 17.32   n/a MPCxxxxx  

344884 (2004 PW71)          Discovered 2004-Aug-08 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

Alternate Designations
 2004 PW71 = 2008 TA66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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