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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .164641266113252 5.8984e-08  
a 2.347026316360052 1.4096e-08 au
q 1.960608932033411 1.377e-07 au
i 5.807889918923293 6.4145e-06 deg
node 18.60857563102089 4.5914e-05 deg
peri 182.4850070934141 4.7929e-05 deg
M 46.06894267815205 1.4777e-05 deg
tp 2458832.433517834634
(2019-Dec-14.93351783)
5.3507e-05 TDB
period 1313.334538676645
3.60
1.1832e-05
3.239e-08
d
yr
n .2741114235545397 2.4695e-09 deg/d
Q 2.733443700686693 1.6417e-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 = .957849 au 
 Jupiter MOID = 2.22437 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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