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38461 Jiritrnka (1999 TR17)
Classification: Main-belt Asteroid          SPK-ID: 2038461
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04933609944062782 7.9572e-08  
a 3.169439077195585 4.3574e-08 AU
q 3.013071315712052 2.4499e-07 AU
i .2868232973910227 7.1581e-06 deg
node 252.4222254182518 0.0013247 deg
peri 189.2104532565151 0.001328 deg
M 156.0403998195973 8.2902e-05 deg
tp 2455907.180955293203
(2011-Dec-11.68095529)
0.00047077 JED
period 2060.971751330116
5.64
4.2502e-05
1.164e-07
d
yr
n .1746748832280996 3.6022e-09 deg/d
Q 3.325806838679118 4.5724e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      550  
   data-arc span      6731 days (18.43 yr)  
   first obs. used      1996-01-26  
   last obs. used      2014-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57783  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 13:17:53  

Additional Information
 Earth MOID = 2.02807 AU 
 T_jup = 3.201 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a MPO263667  

38461 Jirítrnka           Discovered 1999 Oct. 15 by P. Pravec at Ondrejov.
Jirí Trnka (1912-1969) is a Czech graphic artist, painter, maker of puppets, director of animated and puppet films, author and illustrator of books for children. He is co-founder of Czech animated film. One of his most famous films is Spalícek ("The Czech Year").
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030318/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1999 TR17 = 2001 AG6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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