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

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1276331627481126 4.1546e-08  
a 2.683273603178173 1.7368e-08 au
q 2.340798906686019 1.1391e-07 au
i 12.58805544793804 8.5238e-06 deg
node 199.608077341021 1.9676e-05 deg
peri 281.7027354609984 3.8695e-05 deg
M 287.1974039897028 3.3682e-05 deg
tp 2457725.168555878015
(2016-Dec-02.66855588)
0.00015086 JED
period 1605.446598354183
4.40
1.5587e-05
4.267e-08
d
yr
n .2242366705744387 2.1771e-09 deg/d
Q 3.025748299670328 1.9585e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1209  
   data-arc span      13760 days (37.67 yr)  
   first obs. used      1978-04-11  
   last obs. used      2015-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46461  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 12:59:37  

Additional Information
 Earth MOID = 1.39399 au 
 Jupiter MOID = 2.14841 au 
 T_jup = 3.329 
[ 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 12.8 mag n/a MPO358692  
rotation period rot_per 3.1382 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

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

[ show close-approach data ]
Alternate Designations
 1991 FJ1 = 1978 GR4 = 1993 SL2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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