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46595 Kita-Kyushu (1992 YB4)
Classification: Main-belt Asteroid          SPK-ID: 2046595
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2039497013493672 3.6393e-08  
a 2.335805803503908 8.2067e-09 au
q 1.859418907469168 8.2879e-08 au
i 2.907639104167629 4.2942e-06 deg
node 4.858656829202584 7.8319e-05 deg
peri 73.92927548734474 7.9207e-05 deg
M 261.7277222319666 1.1253e-05 deg
tp 2459356.444304486273
(2021-May-21.94430449)		 4.1482e-05 TDB
period 1303.927745701856
3.57		 6.8719e-06
1.881e-08		 d
yr
n .2760889176464494 1.455e-09 deg/d
Q 2.812192699538649 9.8805e-09 au
   Orbit Determination Parameters
   # obs. used (total)      896  
   data-arc span      10076 days (27.59 yr)  
   first obs. used      1992-12-29  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5306  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:22:59  

Additional Information
 Earth MOID = .877435 au 
 Jupiter MOID = 2.44633 au 
 T_jup = 3.538 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456774.5 (2014-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2047668145691728 3.6615e-08  
q 1.857272131845827 8.3651e-08 au
tp 2456747.292119014410
(2014-Mar-30.79211901)		 3.7214e-05 TDB
node 5.081559049906495 7.8243e-05 deg
peri 73.40592102307565 7.9119e-05 deg
i 2.909964394276109 4.2971e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      896  
   data-arc span      10076 days (27.59 yr)  
   first obs. used      1992-12-29  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5306  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:22:59  

Additional Information
 Jupiter MOID = 2.44633 au 
 T_jup = 3.538 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.340659574580781E-15 -3.055024345939268E-15 -1.447679084615265E-13 -4.54937392570949E-15 -6.781919231337608E-14 -1.88265427713205E-15
q -3.055024345939268E-15 6.997409041559302E-15 3.664863204275307E-13 1.051779652664108E-14 1.638531916813999E-13 4.146279182684458E-15
tp -1.447679084615265E-13 3.664863204275307E-13 1.384875253393811E-9 -8.728957498351808E-12 4.492040646557839E-10 -1.222389082531499E-12
node -4.54937392570949E-15 1.051779652664108E-14 -8.728957498351808E-12 6.121992359201731E-9 -6.116050268284635E-9 3.627004057151317E-11
peri -6.781919231337608E-14 1.638531916813999E-13 4.492040646557839E-10 -6.116050268284635E-9 6.259822414023641E-9 -3.655592649607888E-11
i -1.88265427713205E-15 4.146279182684458E-15 -1.222389082531499E-12 3.627004057151317E-11 -3.655592649607888E-11 1.846475012295546E-11

[ 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 15.6   n/a MPO474339  

46595 Kita-Kyushu           Discovered 1992 Dec. 29 by T. Seki at Geisei.
Kita-Kyushu is a city in Fukuoka prefecture. Since the first government-managed steelworks was installed there in 1901, the city has contributed to the modernization of Japanese industries. Kita-Kyushu overcame pollution and has been revitalized as a "green" city.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080122/MPCPages.arcLast Updated: 2008-03-05

[ show close-approach data ]
Alternate Designations
 1992 YB4 = 1997 EO59 = 1999 XR167 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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