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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1296674019785846 1.4788e-08  
a 2.682774997761656 9.194e-09 au
q 2.334906533708799 4.1243e-08 au
i 12.58221908214477 6.1928e-07 deg
node 199.5663468436192 1.875e-06 deg
peri 281.5666718207435 6.859e-06 deg
M 331.0349163993537 7.0142e-06 deg
tp 2459329.635927997949
(2021-Apr-25.13592800)
3.1343e-05 TDB
period 1604.999133447155
4.39
8.2506e-06
2.259e-08
d
yr
n .2242991865215565 1.153e-09 deg/d
Q 3.030643461814513 1.0386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2693  
   data-arc span      15688 days (42.95 yr)  
   first obs. used      1978-04-11  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43619  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 22:48:32  

Additional Information
 Earth MOID = 1.38813 au 
 Jupiter MOID = 2.14082 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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