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6326 Idamiyoshi (1991 FJ1)
Classification: Main-belt Asteroid          SPK-ID: 2006326
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1297449087940904 1.4769e-08  
a 2.683051917784014 9.2151e-09 au
q 2.334939591421318 4.1201e-08 au
i 12.58226530742347 6.1921e-07 deg
node 199.5594949767888 1.8747e-06 deg
peri 281.5285879617675 6.8491e-06 deg
M 15.02960592636494 7.0181e-06 deg
tp 2459329.482667985019
(2021-Apr-24.98266798)
3.1251e-05 TDB
period 1605.247645453634
4.39
8.27e-06
2.264e-08
d
yr
n .2242644622588847 1.1554e-09 deg/d
Q 3.03116424414671 1.0411e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2724  
   data-arc span      15738 days (43.09 yr)  
   first obs. used      1978-04-11  
   last obs. used      2021-05-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43572  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 15:04:14  

Additional Information
 Earth MOID = 1.38876 au 
 Jupiter MOID = 2.14005 au 
 T_jup = 3.329 
[ 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 12.86   n/a MPCxxxxx  
diameter diameter 6.856 km 0.156 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.138 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Clark, M. (2016) Minor Planet Bull. 43, 132-135.]
geometric albedo albedo 0.376   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

6326 Idamiyoshi           Discovered 1991 Mar. 18 by A. Sugie at Dynic Astronomical Observatory.
Miyoshi Ida (b. 1953) is a schoolteacher and active observer of occultations. He made the first observation from Japan of an occultation by a minor planet, that of a star by (106) Dione on 1983 Feb. 26.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010109/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1991 FJ1 = 1978 GR4 = 1993 SL2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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