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JPL Small-Body Database Browser
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74024 Hrabe (1998 HR4)
Classification: Main-belt Asteroid          SPK-ID: 2074024
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 .135473242029061 5.9691e-08  
a 2.416729063391697 1.5792e-08 au
q 2.089326942068168 1.4249e-07 au
i 1.772396787559727 6.9026e-06 deg
node 38.00544413005987 0.00015445 deg
peri 194.3075847954012 0.00015602 deg
M 200.3857534346085 2.5315e-05 deg
tp 2459208.928467234052
(2020-Dec-25.42846723)
9.9368e-05 TDB
period 1372.272544070958
3.76
1.345e-05
3.682e-08
d
yr
n .2623385577124722 2.5713e-09 deg/d
Q 2.744131184715227 1.7931e-08 au
  Orbit Determination Parameters
   # obs. used (total)      426  
   data-arc span      9536 days (26.11 yr)  
   first obs. used      1992-11-24  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59758  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:53:39  

Additional Information
 Earth MOID = 1.07849 au 
 Jupiter MOID = 2.24687 au 
 T_jup = 3.503 
[ 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 16.2   n/a MPO302455  

74024 Hrabě           Discovered 1998 Apr. 23 by M. Tichy and J. Ticha at Klet.
Václav Hrabě (1940-1965), Czech poet and writer, was the most important member of the Beat Generation in former Czechoslovakia. In 1965 he interviewed Allen Ginsberg in Prague. His poem Variation on a Renaissance theme, set to music by V. Mišík, became one of the most famous Czech songs.
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 2014-03-16Last Updated: 2014-03-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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