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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .176069253986036 4.7048e-08  
a 3.186528597830365 2.2236e-08 au
q 2.625478884805203 1.4818e-07 au
i 1.871998962500849 5.103e-06 deg
node 129.7669653789257 0.00016133 deg
peri 262.9424935085416 0.00016229 deg
M 91.58783504236315 1.4745e-05 deg
tp 2457071.920336600238
(2015-Feb-18.42033660)
8.5455e-05 JED
period 2077.663247918221
5.69
2.1748e-05
5.954e-08
d
yr
n .1732715830444193 1.8137e-09 deg/d
Q 3.747578310855526 2.6152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1581  
   data-arc span      16974 days (46.47 yr)  
   first obs. used      1969-10-15  
   last obs. used      2016-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52467  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:50:07  

Additional Information
 Earth MOID = 1.63097 au 
 Jupiter MOID = 1.68925 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 12.6 mag n/a MPO350841  

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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