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7264 Hirohatanaka (1995 FK)
Classification: Main-belt Asteroid          SPK-ID: 2007264
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB
Reference: MPO256918 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 0.1706193 n/a  
a 2.3197202 n/a AU
q 1.9239312 n/a AU
i 1.28510 n/a deg
node 150.96222 n/a deg
peri 88.39498 n/a deg
M 357.70664 n/a deg
tp 2456408.7209416
(2013-Apr-26.22094160)		 n/a JED
period 1290.4816475
3.53		 n/a
n/a		 d
yr
n 0.27896561 n/a deg/d
Q 2.7155092 n/a AU
   Orbit Determination Parameters
   # obs. used (total)      806  
   first obs. used      1982-??-??  
   last obs. used      2013-03-13  
   # oppositions      17  
   planetary ephem.      DE403  
   condition code      0  
   fit RMS      0.56  
   data source      MPC:mpn  
   producer      MPCLINUX  

Additional Information
 T_jup = 3.559 

[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a PDS3 (MPC 28116)  

7264 Hirohatanaka           Discovered 1995 Mar. 26 by Y. Shimizu and T. Urata at Nachi-Katsuura.
Hiroshi Hatanaka (b.1947) is an amateur astronomer who started his career as a planetarium operator at Nihondaira, Shizuoka, Japan. There he worked on orbit computations with the second discoverer.
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 2013-04-25Last Updated: 2013-04-29

Alternate Designations
 1995 FK = 1982 UQ4 = 1992 OV7 
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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