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100763 (1998 FK18)
Classification: Main-belt Asteroid          SPK-ID: 2100763
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05332001892335649 4.2769e-08  
a 2.182373903127987 6.8383e-09 au
q 2.066009685315363 9.3077e-08 au
i 3.709475180266427 3.5706e-06 deg
node 336.8255402739245 7.4617e-05 deg
peri 99.3312805667189 8.2456e-05 deg
M 163.383430230227 3.5743e-05 deg
tp 2458862.061574965172
(2020-Jan-13.56157497)
0.00011639 TDB
period 1177.584732683274
3.22
5.5348e-06
1.515e-08
d
yr
n .3057104852061855 1.4369e-09 deg/d
Q 2.29873812094061 7.2029e-09 au
  Orbit Determination Parameters
   # obs. used (total)      962  
   data-arc span      8507 days (23.29 yr)  
   first obs. used      1998-02-26  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52655  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:01:05  

Additional Information
 Earth MOID = 1.08479 au 
 Jupiter MOID = 2.80088 au 
 T_jup = 3.675 
[ 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 15.84   n/a MPCxxxxx  

100763 (1998 FK18)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 FK18 = 2000 WP143 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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