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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2040095148320221 2.5268e-08  
a 2.335059743781995 6.2666e-09 au
q 1.858685338349244 6.0164e-08 au
i 2.908168381026806 4.07e-06 deg
node 4.852385235197217 5.576e-05 deg
peri 74.0290954803306 5.694e-05 deg
M 316.8744226900377 1.1278e-05 deg
tp 2459356.626938272345
(2021-May-22.12693827)
4.111e-05 TDB
period 1303.303081001545
3.57
5.2465e-06
1.436e-08
d
yr
n .2762212452711705 1.1119e-09 deg/d
Q 2.811434149214746 7.5451e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1185  
   data-arc span      10224 days (27.99 yr)  
   first obs. used      1992-12-29  
   last obs. used      2020-12-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49715  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 04:46:54  

Additional Information
 Earth MOID = .876302 au 
 Jupiter MOID = 2.4469 au 
 T_jup = 3.538 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457675.5 (2016-Oct-14.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2046622493780192 2.5258e-08  
q 1.857408638953497 6.0205e-08 au
tp 2458050.089988914651
(2017-Oct-23.58998891)
3.86e-05 TDB
node 5.065178996551105 5.5698e-05 deg
peri 73.23520020499041 5.6867e-05 deg
i 2.910477240282116 4.071e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1185  
   data-arc span      10224 days (27.99 yr)  
   first obs. used      1992-12-29  
   last obs. used      2020-12-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49715  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 04:46:54  

Additional Information
 Jupiter MOID = 2.4469 au 
 T_jup = 3.538 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.379671880806355E-16 -1.515515397827931E-15 -6.071109598276206E-14 2.032205723591363E-16 6.714563896146656E-15 -5.825506951795396E-16
q -1.515515397827931E-15 3.624655747616016E-15 2.176430538359124E-13 -4.988515029730143E-16 2.669132071447339E-15 1.322953041516987E-15
tp -6.071109598276206E-14 2.176430538359124E-13 1.489967375227023E-9 -1.491673774258042E-12 4.458727770534906E-10 -8.944062561124225E-13
node 2.032205723591363E-16 -4.988515029730143E-16 -1.491673774258042E-12 3.102229289275824E-9 -3.098136904132929E-9 -2.300612376890208E-11
peri 6.714563896146656E-15 2.669132071447339E-15 4.458727770534906E-10 -3.098136904132929E-9 3.233885681597132E-9 2.26806093791877E-11
i -5.825506951795396E-16 1.322953041516987E-15 -8.944062561124225E-13 -2.300612376890208E-11 2.26806093791877E-11 1.657302014498381E-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 15.72   n/a E2021B10  

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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