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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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .189970042524163 6.904e-08  
a 2.650655612153458 2.4114e-08 AU
q 2.147110452795754 1.9376e-07 AU
i 3.258250210621976 6.9978e-06 deg
node 15.99641502335875 0.00013087 deg
peri 1.786517066650306 0.00013301 deg
M 339.7537700811155 2.3373e-05 deg
tp 2457089.148225932930
(2015-Mar-07.64822593)
0.000103 JED
period 1576.261924502188
4.32
2.151e-05
5.889e-08
d
yr
n .2283884387511894 3.1166e-09 deg/d
Q 3.154200771511162 2.8695e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      356  
   data-arc span      7090 days (19.41 yr)  
   first obs. used      1995-03-28  
   last obs. used      2014-08-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59322  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 16:17:52  

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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