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11974 Yasuhidefujita (1994 YF)
Classification: Main-belt Asteroid          SPK-ID: 2011974
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2077359511592721 4.1607e-08  
a 3.112645235030887 1.5881e-08 au
q 2.46603691651037 1.3242e-07 au
i 2.387643494410525 3.816e-06 deg
node 120.0511723504583 0.00011198 deg
peri 263.5002993972608 0.00011231 deg
M 215.1164822879555 9.998e-06 deg
tp 2459407.752400158625
(2021-Jul-12.25240016)
5.9252e-05 TDB
period 2005.824186535096
5.49
1.5351e-05
4.203e-08
d
yr
n .1794773452312746 1.3736e-09 deg/d
Q 3.759253553551404 1.918e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1689  
   data-arc span      16933 days (46.36 yr)  
   first obs. used      1972-12-30  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54624  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:58:57  

Additional Information
 Earth MOID = 1.4703 au 
 Jupiter MOID = 1.69633 au 
 T_jup = 3.183 
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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 13.1   n/a MPO435813  
diameter diameter 9.964 km 0.383 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 26.158 h n/a LCDB (Rev. 2019-January); 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.]
geometric albedo albedo 0.112   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

11974 Yasuhidefujita           Discovered 1994 Dec. 24 by T. Kobayashi at Oizumi.
Yasuhide Fujita (b. 1961), a Japanese amateur astronomer, is a staff member at the Board of Education in Kuma Town. He worked as a researcher at the Kuma Kogen Astronomical Observatory for eight years (1992-1999) and independently discovered the supernova 1994I.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020921/MPCPages.arcLast Updated: 2003-10-02

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Alternate Designations
 1994 YF = 1972 YK1 = 1973 AU2 = 1977 TX4 = 1988 VG11 = 1997 GC41 
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