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10355 Kojiroharada (1993 EQ)
Classification: Main-belt Asteroid          SPK-ID: 2010355
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04646782436723014 5.8889e-08  
a 2.285154279675123 1.4032e-08 AU
q 2.178968131955155 1.3326e-07 AU
i 7.176286619806715 7.3015e-06 deg
node 14.40983579439269 4.4898e-05 deg
peri 157.2192532250986 8.9124e-05 deg
M 113.2407463493398 7.5696e-05 deg
tp 2456603.608371456308
(2013-Nov-07.10837146)
0.00026534 JED
period 1261.745360057511
3.45
1.1621e-05
3.182e-08
d
yr
n .2853190599279009 2.6279e-09 deg/d
Q 2.391340427395091 1.4684e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      873  
   data-arc span      8276 days (22.66 yr)  
   first obs. used      1991-10-07  
   last obs. used      2014-06-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4942  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 00:33:40  

Additional Information
 Earth MOID = 1.18534 AU 
 T_jup = 3.591 
[ 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 14.2 mag n/a MPO279625  

10355 Kojiroharada           Discovered 1993 Mar. 15 by K. Endate and K. Watanabe at Kitami.
Kojiro Harada (b. 1926), mechanical engineer, is a member of Kawasaki Astronomical Association. A long-time observer of double stars, he has also written many fairy tales on stars, dramatizing and performing in them himself.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010705/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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