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JPL Small-Body Database Browser
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39941 (1998 FX101)
Classification: Main-belt Asteroid          SPK-ID: 2039941
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07958326064954495 3.1431e-08  
a 2.764780401694465 1.288e-08 au
q 2.544750162347661 8.8607e-08 au
i 7.221978809588532 4.3303e-06 deg
node 329.4875358128823 2.7508e-05 deg
peri 106.7721299969941 3.9291e-05 deg
M 35.4219388430736 2.7654e-05 deg
tp 2458835.281293236692
(2019-Dec-17.78129324)
0.00012885 TDB
period 1679.14959986504
4.60
1.1734e-05
3.213e-08
d
yr
n .2143942386246792 1.4982e-09 deg/d
Q 2.984810641041269 1.3905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2087  
   data-arc span      10368 days (28.39 yr)  
   first obs. used      1991-09-14  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42731  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:39:26  

Additional Information
 Earth MOID = 1.57174 au 
 Jupiter MOID = 2.19658 au 
 T_jup = 3.324 
[ 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 13.4   n/a MPO452722  

39941 (1998 FX101)          Discovered 1998-Mar-31 by LINEAR at Socorro
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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