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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04415414377153697 4.214e-08  
a 2.994238254602713 1.8023e-08 au
q 2.862030228222749 1.3303e-07 au
i 10.11202725011907 4.697e-06 deg
node 219.5290036319763 1.8535e-05 deg
peri 15.95604683245465 4.643e-05 deg
M 342.1729790561271 4.1493e-05 deg
tp 2458694.213947667895
(2019-Jul-29.71394767)
0.00021796 TDB
period 1892.465447068293
5.18
1.7087e-05
4.678e-08
d
yr
n .1902280438238346 1.7176e-09 deg/d
Q 3.126446280982677 1.8819e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1682  
   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      .48001  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:24:51  

Additional Information
 Earth MOID = 1.85259 au 
 Jupiter MOID = 1.85949 au 
 T_jup = 3.230 
[ 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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