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295877 (2008 WF42)
Classification: Main-belt Asteroid          SPK-ID: 2295877
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05655374544343972 6.2005e-08  
a 2.697883233495552 4.0021e-08 au
q 2.545307831872321 1.7692e-07 au
i 3.588955926639282 8.1482e-06 deg
node 36.60053354445999 0.00011518 deg
peri 21.05607677459178 0.00014715 deg
M 310.4111834721788 9.8388e-05 deg
tp 2459619.453550841702
(2022-Feb-08.95355084)
0.00044543 TDB
period 1618.576201712375
4.43
3.6016e-05
9.861e-08
d
yr
n .2224177024344837 4.9491e-09 deg/d
Q 2.850458635118784 4.2285e-08 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      5687 days (15.57 yr)  
   first obs. used      2003-09-29  
   last obs. used      2019-04-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58483  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:16:16  

Additional Information
 Earth MOID = 1.5569 au 
 Jupiter MOID = 2.33435 au 
 T_jup = 3.364 
[ 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 17.0   n/a MPO433907  

295877 (2008 WF42)          Discovered 2008-Nov-17 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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