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117386 Thomasschlapkohl (2004 YV20)
Classification: Main-belt Asteroid          SPK-ID: 2117386
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05037649354154609 1.0101e-07  
a 2.976262978489161 3.113e-08 au
q 2.82632928577536 3.112e-07 au
i 10.33859855537077 7.3466e-06 deg
node 121.807331711849 5.1251e-05 deg
peri 251.626910087149 8.2307e-05 deg
M 101.8662150539073 6.6867e-05 deg
tp 2458469.819598260912
(2018-Dec-17.31959826)
0.00034569 TDB
period 1875.449524898626
5.13
2.9425e-05
8.056e-08
d
yr
n .1919539796835956 3.0116e-09 deg/d
Q 3.126196671202963 3.2699e-08 au
  Orbit Determination Parameters
   # obs. used (total)      338  
   data-arc span      7294 days (19.97 yr)  
   first obs. used      2000-02-11  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59157  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:45:53  

Additional Information
 Earth MOID = 1.84487 au 
 Jupiter MOID = 2.16711 au 
 T_jup = 3.234 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO351675  
diameter diameter 3.441 km 0.481 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.124   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117386 Thomasschlapkohl           Discovered 2004 Dec. 18 by Mt. Lemmon Survey at Mount Lemmon.
Thomas Schlapkohl (b. 1987) is a guidance, navigation and control engineer at Lockheed Martin for the OSIRIS-REx Asteroid Sample Return Mission.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-11-04Last Updated: 2017-11-07

Alternate Designations
 2004 YV20 = 2002 NG46 = 2005 AG32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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