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344485 (2002 PW197)
Classification: Main-belt Asteroid          SPK-ID: 2344485
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05649445611917944 7.2206e-08  
a 2.776122038324597 3.3023e-08 au
q 2.619286533648981 2.0231e-07 au
i 5.754452144051861 6.3752e-06 deg
node 277.5416094830712 7.5664e-05 deg
peri 77.36197723363416 9.5397e-05 deg
M 265.370752381472 5.9688e-05 deg
tp 2459444.598333929088
(2021-Aug-18.09833393)
0.00028353 TDB
period 1689.492458599755
4.63
3.0146e-05
8.254e-08
d
yr
n .2130817442644087 3.802e-09 deg/d
Q 2.932957543000213 3.4889e-08 au
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      6137 days (16.80 yr)  
   first obs. used      2002-07-04  
   last obs. used      2019-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68631  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:03:47  

Additional Information
 Earth MOID = 1.62125 au 
 Jupiter MOID = 2.34137 au 
 T_jup = 3.326 
[ 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 16.6   n/a MPO427768  

344485 (2002 PW197)          Discovered 2008-Dec-21 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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