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30879 Hiroshikanai (1992 KF)
Classification: Main-belt Asteroid          SPK-ID: 2030879
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .126718134575887 2.2902e-08  
a 2.576278470522641 1.0743e-08 au
q 2.249817268589993 6.3224e-08 au
i 15.19021987111161 6.1381e-07 deg
node 66.03131714397115 2.6161e-06 deg
peri 173.0767027217154 1.4185e-05 deg
M 328.2486600750267 1.8639e-05 deg
tp 2459333.713178229017
(2021-Apr-29.21317823)
7.8522e-05 TDB
period 1510.384893228611
4.14
9.4477e-06
2.587e-08
d
yr
n .2383498415628754 1.4909e-09 deg/d
Q 2.90273967245529 1.2105e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2155  
   data-arc span      16283 days (44.58 yr)  
   first obs. used      1976-08-20  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4764  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:32:03  

Additional Information
 Earth MOID = 1.23634 au 
 Jupiter MOID = 2.11344 au 
 T_jup = 3.367 
[ 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 13.46   n/a E2021B10  

30879 Hiroshikanai           Discovered 1992 May 25 by T. Seki at Geisei.
Hiroshi Kanai (b. 1915) is a enthusiast in the use of miniature cameras. Based in Tokyo, he served as president of Minox Club of Japan from 1969 to 2005, a period that saw the production of many outstanding photographers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20061109/MPCPages.arcLast Updated: 2006-11-13

Alternate Designations
 1992 KF = 1981 UY23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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