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4941 Yahagi (1986 UA)
Classification: Main-belt Asteroid          SPK-ID: 2004941
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1765318651468411 7.5597e-08  
a 3.186235013524637 3.2585e-08 AU
q 2.623763003790963 2.3142e-07 AU
i 1.87195269983882 6.3177e-06 deg
node 129.7642964956405 0.00024295 deg
peri 262.7140810895203 0.00024398 deg
M 313.1071321130137 2.3782e-05 deg
tp 2457071.094789084892
(2015-Feb-17.59478908)
0.00013955 JED
period 2077.37612264051
5.69
3.1868e-05
8.725e-08
d
yr
n .1732955318377355 2.6584e-09 deg/d
Q 3.748707023258312 3.8338e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1101  
   data-arc span      15582 days (42.66 yr)  
   first obs. used      1969-10-15  
   last obs. used      2012-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58216  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 14:53:52  

Additional Information
 Earth MOID = 1.62931 AU 
 T_jup = 3.173 
[ 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 12.4 mag n/a MPO250254  

4941 Yahagi           Discovered 1986 Oct. 25 by K. Suzuki and T. Urata at Toyota.
The Yahagi River flows through Aichi, hometown of the discoverers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120207/MPCPages.arcLast Updated: 2012-02-09

[ show close-approach data ]
Alternate Designations
 1986 UA = 1969 TR5 = 1975 VW1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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