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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1900711659634092 1.0799e-07  
a 2.650914407601103 3.5208e-08 AU
q 2.147052015279161 2.8574e-07 AU
i 3.258138233071014 1.1177e-05 deg
node 16.00070151751774 0.00014571 deg
peri 1.778356386590031 0.00014825 deg
M 294.0913105222087 2.6724e-05 deg
tp 2457089.123813522257
(2015-Mar-07.62381352)
0.00012041 JED
period 1576.492776464993
4.32
3.1407e-05
8.599e-08
d
yr
n .2283549949446876 4.5493e-09 deg/d
Q 3.154776799923045 4.19e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      320  
   data-arc span      6620 days (18.12 yr)  
   first obs. used      1995-03-28  
   last obs. used      2013-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61932  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-07 05:52:05  

Additional Information
 Earth MOID = 1.14751 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 15.5 mag n/a MPO264219  

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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