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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1276642447441832 5.0111e-08  
a 2.683824122982353 2.256e-08 AU
q 2.341195743295591 1.299e-07 AU
i 12.58569081406811 8.6746e-06 deg
node 199.6146016205014 2.4624e-05 deg
peri 281.5792669761126 4.2299e-05 deg
M 197.655390746171 3.3693e-05 deg
tp 2457724.710598963481
(2016-Dec-02.21059896)
0.00015137 JED
period 1605.940701235228
4.40
2.0249e-05
5.544e-08
d
yr
n .2241676792443841 2.8265e-09 deg/d
Q 3.026452502669115 2.544e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      999  
   data-arc span      13593 days (37.22 yr)  
   first obs. used      1978-04-11  
   last obs. used      2015-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48953  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 11:53:53  

Additional Information
 Earth MOID = 1.39458 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 12.6 mag n/a MPO265991  
rotation period rot_per 3.1382 h n/a LCDB (Rev. 2015-July); 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., in press.]

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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