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447897 (2007 WP49)
Classification: Main-belt Asteroid          SPK-ID: 2447897
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05532791791372729 1.1689e-07  
a 2.587178680769582 3.3212e-08 au
q 2.444035471091817 2.8964e-07 au
i 11.48476957006783 8.955e-06 deg
node 229.3068354648127 3.1607e-05 deg
peri .5636794839081708 0.00014638 deg
M 102.7210264284605 0.00015063 deg
tp 2458166.794517375998
(2018-Feb-17.29451738)
0.00063819 TDB
period 1519.980661927863
4.16
2.9269e-05
8.013e-08
d
yr
n .2368451185052546 4.5607e-09 deg/d
Q 2.730321890447347 3.505e-08 au
  Orbit Determination Parameters
   # obs. used (total)      157  
   data-arc span      5339 days (14.62 yr)  
   first obs. used      2005-03-13  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52477  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:24:12  

Additional Information
 Earth MOID = 1.43364 au 
 Jupiter MOID = 2.26044 au 
 T_jup = 3.391 
[ 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 16.5   n/a MPO456122  

447897 (2007 WP49)          Discovered 2007-Nov-08 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

Alternate Designations
 2007 WP49 = 2011 UD258 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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