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5685 Sanenobufukui (1990 XA)
Classification: Main-belt Asteroid          SPK-ID: 2005685
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0929935513932369 6.0593e-08  
a 2.802034788278419 2.3051e-08 AU
q 2.541463622189012 1.7191e-07 AU
i 7.712731951120118 5.6341e-06 deg
node 277.0521496439727 4.8902e-05 deg
peri 266.6051724620716 5.7918e-05 deg
M 319.09205492529 3.4541e-05 deg
tp 2457195.176654637126
(2015-Jun-21.67665464)
0.00016536 JED
period 1713.202546384866
4.69
2.1141e-05
5.788e-08
d
yr
n .2101327719595434 2.593e-09 deg/d
Q 3.062605954367826 2.5195e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1178  
   data-arc span      28904 days (79.13 yr)  
   first obs. used      1935-02-02  
   last obs. used      2014-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49374  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 18:14:46  

Additional Information
 Earth MOID = 1.55944 AU 
 T_jup = 3.305 
[ 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 11.6 mag n/a MPO250263  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

5685 Sanenobufukui           Discovered 1990 Dec. 8 by T. Nomura and K. Kawanishi at Minami-Oda.
Named in honor of Sanenobu Fukui (b. 1916), a well-known observer of Mars for more than 60 years. He was a director of the Oriental Astronomical Association and one of the leaders of its Kobe branch.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19990728/MPCPages.arcLast Updated: 2010-06-11

[ show close-approach data ]
Alternate Designations
 1990 XA = 1935 CA = 1938 YM = 1952 UB1 = 1977 BM 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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