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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05008978057718478 1.2029e-07  
a 2.975875569785611 3.5531e-08 au
q 2.826814615470045 3.7587e-07 au
i 10.33760573236932 7.8184e-06 deg
node 121.8123375028684 5.6882e-05 deg
peri 251.6199723758143 8.8838e-05 deg
M 25.1088723972207 7.1609e-05 deg
tp 2458469.718809059690
(2018-Dec-17.21880906)
0.00037198 TDB
period 1875.083356738993
5.13
3.3582e-05
9.194e-08
d
yr
n .1919914646493825 3.4385e-09 deg/d
Q 3.124936524101177 3.7311e-08 au
  Orbit Determination Parameters
   # obs. used (total)      313  
   data-arc span      6846 days (18.74 yr)  
   first obs. used      2000-02-11  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60993  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:45:49  

Additional Information
 Earth MOID = 1.84446 au 
 Jupiter MOID = 2.16834 au 
 T_jup = 3.235 
[ 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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