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6094 Hisako (1990 VQ1)
Classification: Main-belt Asteroid          SPK-ID: 2006094
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1407510171638397 6.1413e-08  
a 2.637286368352847 2.5732e-08 AU
q 2.266085629454855 1.6939e-07 AU
i 12.12991107670807 8.057e-06 deg
node 222.7489584396935 2.6662e-05 deg
peri 57.58750036607825 3.9622e-05 deg
M 321.3153414794496 3.3606e-05 deg
tp 2457168.601128386762
(2015-May-26.10112839)
0.00014735 JED
period 1564.351568130975
4.28
2.2895e-05
6.268e-08
d
yr
n .23012729832215 3.368e-09 deg/d
Q 3.008487107250839 2.9354e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1008  
   data-arc span      15825 days (43.33 yr)  
   first obs. used      1971-01-28  
   last obs. used      2014-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4875  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 00:15:13  

Additional Information
 Earth MOID = 1.27747 AU 
 T_jup = 3.351 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.4 mag n/a MPO259383  

6094 Hisako           Discovered 1990 Nov. 10 by T. Hioki and S. Hayakawa at Okutama.
Hisako Hioki (b. 1929) is the mother of the discoverer and an expert seamstress.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030614/MPCPages.arcLast Updated: 2005-04-26

Alternate Designations
 1990 VQ1 = 1971 BJ3 = 1972 LE1 = 1993 HA1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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