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JPL Small-Body Database Browser
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17813 (1998 FL109)
Classification: Main-belt Asteroid          SPK-ID: 2017813
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04550108572884346 4.1954e-08  
a 2.997002187099229 1.8858e-08 au
q 2.860635333654495 1.3336e-07 au
i 10.09875550359011 4.6918e-06 deg
node 219.4384764187289 1.8526e-05 deg
peri 15.2226163330153 4.5269e-05 deg
M 58.91142344037939 4.0067e-05 deg
tp 2458690.382672728574
(2019-Jul-25.88267273)
0.00021141 TDB
period 1895.086407659109
5.19
1.7887e-05
4.897e-08
d
yr
n .1899649528090317 1.793e-09 deg/d
Q 3.133369040543962 1.9716e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1686  
   data-arc span      10536 days (28.85 yr)  
   first obs. used      1990-10-13  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4772  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:12:52  

Additional Information
 Earth MOID = 1.85123 au 
 Jupiter MOID = 1.85151 au 
 T_jup = 3.229 
[ 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 13.5   n/a MPO347663  
diameter diameter 7.069 km 0.296 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.203   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17813 (1998 FL109)          Discovered 1998-Mar-31 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FL109 = 1990 TA8 = 1995 WJ22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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