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134402 Ieshimatoshiaki (1997 RG)
Classification: Main-belt Asteroid          SPK-ID: 2134402
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899700347619236 7.0329e-08  
a 2.65065561016509 2.4381e-08 AU
q 2.14711047176014 1.9649e-07 AU
i 3.258249836786429 7.3062e-06 deg
node 15.99641291736026 0.00013156 deg
peri 1.786519256208593 0.00013371 deg
M 339.7537710010861 2.3434e-05 deg
tp 2457089.148221805085
(2015-Mar-07.64822181)
0.00010328 JED
period 1576.261922728558
4.32
2.1748e-05
5.954e-08
d
yr
n .228388439008175 3.1511e-09 deg/d
Q 3.154200748570041 2.9012e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      7069 days (19.35 yr)  
   first obs. used      1995-03-28  
   last obs. used      2014-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5975  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 16:33:38  

Additional Information
 Earth MOID = 1.14885 AU 
 T_jup = 3.362 
[ 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 15.7 mag n/a MPO302679  

134402 Ieshimatoshiaki           Discovered 1997 Sept. 1 by H. Abe at Yatsuka.
Toshiaki Ieshima (b.1955) is a member of Matsue Astronomy Club. He popularizes astronomy in Shimane prefecture and is an observing partner of the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

Alternate Designations
 1997 RG = 2001 NA14 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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