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15368 Katsuji (1996 JZ)
Classification: Main-belt Asteroid          SPK-ID: 2015368
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1306874296804811 2.9724e-08  
a 2.402876288221039 8.7545e-09 au
q 2.088850562273257 7.0522e-08 au
i 11.37247529044818 4.9076e-06 deg
node 164.1431239543519 1.6522e-05 deg
peri 99.25700818851205 2.5819e-05 deg
M 151.8605851547356 2.0321e-05 deg
tp 2458426.597505069922
(2018-Nov-04.09750507)
7.5789e-05 TDB
period 1360.490597111236
3.72
7.4351e-06
2.036e-08
d
yr
n .2646104285942122 1.4461e-09 deg/d
Q 2.716902014168822 9.8987e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1589  
   data-arc span      15658 days (42.87 yr)  
   first obs. used      1977-03-15  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50895  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:16:44  

Additional Information
 Earth MOID = 1.10955 au 
 Jupiter MOID = 2.4213 au 
 T_jup = 3.486 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457002.5 (2014-Dec-11.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1305376660953134 2.9678e-08  
q 2.089016568929906 7.0416e-08 au
tp 2457067.248676553706
(2015-Feb-13.74867655)
7.4145e-05 TDB
node 164.184625131853 1.6515e-05 deg
peri 99.49246951578026 2.5854e-05 deg
i 11.37506391766131 4.909e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1589  
   data-arc span      15658 days (42.87 yr)  
   first obs. used      1977-03-15  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50895  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:16:44  

Additional Information
 Jupiter MOID = 2.4213 au 
 T_jup = 3.486 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.80774419125025E-16 -2.077897566298372E-15 3.16750374642262E-13 -1.757205358553158E-15 6.512033241022272E-14 3.885915171490208E-16
q -2.077897566298372E-15 4.958462438063748E-15 -6.511761419500071E-13 4.347135223500062E-15 -1.299295771645072E-13 -4.204571487163189E-16
tp 3.16750374642262E-13 -6.511761419500071E-13 5.497438484242317E-9 -1.259898962712294E-11 1.481533419821773E-9 -3.214772806224724E-12
node -1.757205358553158E-15 4.347135223500062E-15 -1.259898962712294E-11 2.727341844008706E-10 -2.701067176417081E-10 5.024757268396225E-12
peri 6.512033241022272E-14 -1.299295771645072E-13 1.481533419821773E-9 -2.701067176417081E-10 6.684271476566667E-10 -5.853371520186456E-12
i 3.885915171490208E-16 -4.204571487163189E-16 -3.214772806224724E-12 5.024757268396225E-12 -5.853371520186456E-12 2.409783154507092E-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 14.4   n/a MPO502287  
diameter diameter 6.178 km 0.078 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.080   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15368 Katsuji           Discovered 1996 May 14 by R. H. McNaught and Y. Ikari at Moriyama.
Katsuji Koyama (b. 1945), a professor emeritus of Kyoto University, works in x-ray astronomy and cosmic ray physics. In particular, he has investigated the x-ray emission mechanisms and structures of supernova remnants. He was a vice-president of the Astronomical Society of Japan during 1999-2000.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100527/MPCPages.arcLast Updated: 2010-12-06

[ show close-approach data ]
Alternate Designations
 1996 JZ = 1977 EZ3 = 1999 CD69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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