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7403 Choustnik (1988 AV1)
Classification: Main-belt Asteroid          SPK-ID: 2007403
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2729629802704733 6.5248e-08  
a 2.718798076091731 2.2359e-08 AU
q 1.976666850488103 1.8235e-07 AU
i 8.592194411531832 8.3658e-06 deg
node 109.9180369237072 5.8196e-05 deg
peri 338.7792887397692 6.1366e-05 deg
M 14.28194171218974 2.0228e-05 deg
tp 2456935.539611542206
(2014-Oct-05.03961154)
9.1637e-05 JED
period 1637.43420300097
4.48
2.0199e-05
5.53e-08
d
yr
n .219856162366841 2.7121e-09 deg/d
Q 3.46092930169536 2.8463e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      672  
   data-arc span      22975 days (62.90 yr)  
   first obs. used      1951-11-08  
   last obs. used      2014-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56009  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:09:49  

Additional Information
 Earth MOID = .995601 AU 
 T_jup = 3.289 
[ 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 13.8 mag n/a MPO267737  

7403 Choustník           Discovered 1988 Jan. 14 by A. Mrkos at Klet.
Choustník is a castle founded in the mid-thirteenth century. Under the brothers Beneš and Jan of Choustník two similar palaces with square towers were built. Choustník is a rare example of twin castles. It was abandoned in the seventeenth century. The name was suggested by M. Tichy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1988 AV1 = 1951 YQ2 = 1979 BQ2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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