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9648 Gotouhideo (1995 UB9)
Classification: Main-belt Asteroid          SPK-ID: 2009648
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1731079066412106 4.6535e-08  
a 2.270661223991428 1.1103e-08 au
q 1.877591812814903 1.0668e-07 au
i 4.733564636352935 5.4747e-06 deg
node 58.59313939303541 6.6304e-05 deg
peri 256.3732151755422 6.8779e-05 deg
M 91.34126718171163 1.6857e-05 deg
tp 2457283.403481512116
(2015-Sep-17.90348151)
5.8502e-05 JED
period 1249.760926006664
3.42
9.1667e-06
2.51e-08
d
yr
n .2880550931851428 2.1128e-09 deg/d
Q 2.663730635167953 1.3025e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1178  
   data-arc span      13486 days (36.92 yr)  
   first obs. used      1978-11-30  
   last obs. used      2015-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54924  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Nov-30 16:03:16  

Additional Information
 Earth MOID = .870238 au 
 Jupiter MOID = 2.60789 au 
 T_jup = 3.588 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO337339  

9648 Gotouhideo           Discovered 1995 Oct. 30 by F. Uto at Kashihara.
Gotou Hideo (b. 1951) is a Japanese amateur astronomer who was born in Oogaki, Gifu prefecture. He has coordinated an observatory at Ooto-mura and also designed a 0.25-m reflector there after he graduated from Doshisha University.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050919/MPCPages.arcLast Updated: 2005-09-26

Alternate Designations
 1995 UB9 = 1978 WX15 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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