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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09214592002397541 5.902e-08  
a 2.800049030284019 1.9318e-08 au
q 2.542035936276258 1.6903e-07 au
i 7.710557619502779 5.3124e-06 deg
node 277.0153894252921 4.5679e-05 deg
peri 266.6396587897106 5.3667e-05 deg
M 85.26398636061003 2.9201e-05 deg
tp 2457195.168819351564
(2015-Jun-21.66881935)
0.00013807 JED
period 1711.381689524763
4.69
1.7711e-05
4.849e-08
d
yr
n .2103563466896559 2.177e-09 deg/d
Q 3.05806212429178 2.1098e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1360  
   data-arc span      29581 days (80.99 yr)  
   first obs. used      1935-02-02  
   last obs. used      2016-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48169  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 18:14:27  

Additional Information
 Earth MOID = 1.55822 au 
 Jupiter MOID = 1.99682 au 
 T_jup = 3.306 
[ 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  
rotation period rot_per 3.388 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Published Reference List:
[Madden, K.D. (2015) Minor Planet Bul. 42, 207-208.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2016) Astron. J. 150, A75.]
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

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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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