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JPL Small-Body Database Browser
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442198 (2011 FW56)
Classification: Main-belt Asteroid          SPK-ID: 2442198
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1920986866440796 5.817e-08  
a 2.310055219223709 2.1086e-08 au
q 1.866296645535533 1.3185e-07 au
i 1.93513680079406 1.0259e-05 deg
node 218.6505905376777 0.00022759 deg
peri 49.26728564608941 0.00022939 deg
M 53.9171510111241 2.9897e-05 deg
tp 2458408.431385288009
(2018-Oct-16.93138529)
0.00010546 TDB
period 1282.424979800045
3.51
1.7559e-05
4.807e-08
d
yr
n .2807181750749514 3.8437e-09 deg/d
Q 2.753813792911884 2.5137e-08 au
  Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      7651 days (20.95 yr)  
   first obs. used      1998-11-15  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59044  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:59:48  

Additional Information
 Earth MOID = .850586 au 
 Jupiter MOID = 2.33627 au 
 T_jup = 3.560 
[ 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 18.2   n/a MPO440830  

442198 (2011 FW56)          Discovered 2005-Oct-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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