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9102 Foglar (1996 XS18)
Classification: Main-belt Asteroid          SPK-ID: 2009102
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08817916115653832 3.4569e-08  
a 3.076076051039214 1.5055e-08 au
q 2.804830245204859 1.0502e-07 au
i 2.777856827743353 4.2709e-06 deg
node 80.28357926200211 8.1689e-05 deg
peri 16.07916705543311 8.5818e-05 deg
M 123.8360371083272 2.6865e-05 deg
tp 2458322.642236326452
(2018-Jul-23.14223633)
0.00014515 TDB
period 1970.57981360474
5.40
1.4467e-05
3.961e-08
d
yr
n .1826873479138405 1.3412e-09 deg/d
Q 3.347321856873569 1.6383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1401  
   data-arc span      9943 days (27.22 yr)  
   first obs. used      1993-04-25  
   last obs. used      2020-07-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56623  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:16:08  

Additional Information
 Earth MOID = 1.82178 au 
 Jupiter MOID = 1.78791 au 
 T_jup = 3.222 
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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 14.3   n/a MPO467758  
diameter diameter 8.678 km 0.236 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9102 Foglar           Discovered 1996 Dec. 12 by M. Tichy and Z. Moravec at Klet.
Named in memory of Jaroslav Foglar (1907-1999), Czech writer of adventure and educational literature for young boys and prominent in scouting organizations. His well-known books are Boys from the Beaver River, The Mystery of Conundrum and, especially, Rapid Arrows ("Rychlé šípy").
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19990728/MPCPages.arcLast Updated: 2010-06-11

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