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JPL Small-Body Database Browser
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100789 (1998 FK74)
Classification: Main-belt Asteroid          SPK-ID: 2100789
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1263434780290217 4.1202e-08  
a 2.172448489028059 1.1692e-08 au
q 1.897973791085361 8.963e-08 au
i 1.419784646262368 5.4807e-06 deg
node 12.05116735473101 0.00022465 deg
peri 24.56000815535358 0.0002263 deg
M 326.6729214045318 2.9906e-05 deg
tp 2458708.772310178478
(2019-Aug-13.27231018)
9.7651e-05 TDB
period 1169.56040874079
3.20
9.4417e-06
2.585e-08
d
yr
n .3078079569977876 2.4849e-09 deg/d
Q 2.446923186970757 1.3169e-08 au
  Orbit Determination Parameters
   # obs. used (total)      492  
   data-arc span      9576 days (26.22 yr)  
   first obs. used      1993-09-15  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52422  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:36:16  

Additional Information
 Earth MOID = .904347 au 
 Jupiter MOID = 2.93511 au 
 T_jup = 3.677 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO453462  

100789 (1998 FK74)          Discovered 1998-Mar-21 by Bickel, W. at Bergisch Gladbach
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 FK74 = 1993 RC20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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