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11664 Kashiwagi (1997 GX24)
Classification: Main-belt Asteroid          SPK-ID: 2011664
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08236298373323822 3.4242e-08  
a 3.177758155565535 1.6514e-08 au
q 2.916028512290525 1.0658e-07 au
i 2.737336737907219 3.5342e-06 deg
node 117.3477791972233 8.1383e-05 deg
peri 80.80231054755269 8.492e-05 deg
M 70.07443419044112 2.279e-05 deg
tp 2458797.748850275281
(2019-Nov-10.24885028)
0.00013178 TDB
period 2069.091467893394
5.66
1.6129e-05
4.416e-08
d
yr
n .1739894081949539 1.3563e-09 deg/d
Q 3.439487798840544 1.7874e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2119  
   data-arc span      10780 days (29.51 yr)  
   first obs. used      1991-03-12  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50682  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:58:04  

Additional Information
 Earth MOID = 1.91482 au 
 Jupiter MOID = 1.51797 au 
 T_jup = 3.193 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.17   n/a E2021B10  
diameter diameter 11.982 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11664 Kashiwagi           Discovered 1997 Apr. 4 by K. Endate and K. Watanabe at Kitami.
Shuji Kashiwagi (b. 1952) is a junior high school teacher and associate president of the Astronomical Society of Oita. Long known for his comet studies and photography, his other interests include observing and understanding solar phenomena.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030106/MPCPages.arcLast Updated: 2003-10-02

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Alternate Designations
 1997 GX24 = 1991 FT3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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