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100785 (1998 FA62)
Classification: Main-belt Asteroid          SPK-ID: 2100785
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1516832325955345 3.3879e-08  
a 2.16562609607373 7.9176e-09 au
q 1.83713692922802 7.3663e-08 au
i 4.100795809149163 4.9327e-06 deg
node 331.9272126291091 5.8675e-05 deg
peri 309.3897634558658 6.3314e-05 deg
M 270.6710580720924 2.7698e-05 deg
tp 2459289.343986423254
(2021-Mar-15.84398642)
9.0365e-05 TDB
period 1164.055376322392
3.19
6.3837e-06
1.748e-08
d
yr
n .3092636375576483 1.696e-09 deg/d
Q 2.494115262919442 9.1186e-09 au
  Orbit Determination Parameters
   # obs. used (total)      757  
   data-arc span      8068 days (22.09 yr)  
   first obs. used      1998-03-20  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58131  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:56:07  

Additional Information
 Earth MOID = .824078 au 
 Jupiter MOID = 2.64264 au 
 T_jup = 3.675 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457134.5 (2015-Apr-22.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1519659220780447 3.3866e-08  
q 1.836634828555653 7.3666e-08 au
tp 2456960.982177214765
(2014-Oct-30.48217721)
8.4458e-05 TDB
node 331.9720655253307 5.8632e-05 deg
peri 309.361244856478 6.3267e-05 deg
i 4.102589615745325 4.9342e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      757  
   data-arc span      8068 days (22.09 yr)  
   first obs. used      1998-03-20  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58131  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:56:07  

Additional Information
 Jupiter MOID = 2.64264 au 
 T_jup = 3.675 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.14688792537145E-15 -2.48444032959589E-15 5.023274607769472E-13 1.134307096178364E-15 1.381300647548969E-13 3.686141056953181E-16
q -2.48444032959589E-15 5.426645520463394E-15 -8.651060771013877E-13 -1.747129297792344E-15 -2.365793371400576E-13 -8.989278902809997E-16
tp 5.023274607769472E-13 -8.651060771013877E-13 7.133072830025326E-9 9.697492653659366E-12 2.023704122033801E-9 -5.006709101919405E-12
node 1.134307096178364E-15 -1.747129297792344E-15 9.697492653659366E-12 3.437660542812374E-9 -3.42541054083974E-9 8.340199166317052E-11
peri 1.381300647548969E-13 -2.365793371400576E-13 2.023704122033801E-9 -3.42541054083974E-9 4.002734996143581E-9 -8.462898699296564E-11
i 3.686141056953181E-16 -8.989278902809997E-16 -5.006709101919405E-12 8.340199166317052E-11 -8.462898699296564E-11 2.434663310474181E-11

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 MPO348129  

100785 (1998 FA62)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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