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JPL Small-Body Database Browser
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136862 (1998 FW40)
Classification: Main-belt Asteroid          SPK-ID: 2136862
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1645143694293777 5.898e-08  
a 2.346669214013633 1.4231e-08 au
q 1.960608408010847 1.3773e-07 au
i 5.808286577081366 6.4148e-06 deg
node 18.61817038906427 4.5911e-05 deg
peri 182.3752067675508 4.7929e-05 deg
M 296.483863579173 1.4534e-05 deg
tp 2458832.163606301008
(2019-Dec-14.66360630)
5.3521e-05 TDB
period 1313.034812379053
3.59
1.1944e-05
3.27e-08
d
yr
n .2741739949359953 2.494e-09 deg/d
Q 2.732730020016419 1.6572e-08 au
  Orbit Determination Parameters
   # obs. used (total)      447  
   data-arc span      7659 days (20.97 yr)  
   first obs. used      1998-01-26  
   last obs. used      2019-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58248  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:35:16  

Additional Information
 Earth MOID = .958178 au 
 Jupiter MOID = 2.22614 au 
 T_jup = 3.535 
[ 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 16.2   n/a MPO417724  

136862 (1998 FW40)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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