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14821 Motaeno (1982 VG4)
Classification: Main-belt Asteroid          SPK-ID: 2014821
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .114094539198305 7.1303e-08  
a 2.285224504839571 1.8262e-08 AU
q 2.024492867995225 1.6979e-07 AU
i 3.57654187111228 8.1713e-06 deg
node 208.9375264202112 8.6261e-05 deg
peri 301.3666819111384 9.342e-05 deg
M 320.9509321670308 3.4591e-05 deg
tp 2456937.367364852122
(2014-Oct-06.86736485)
0.00012128 JED
period 1261.803522622459
3.45
1.5125e-05
4.141e-08
d
yr
n .2853059082065305 3.42e-09 deg/d
Q 2.545956141683916 2.0346e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      697  
   data-arc span      11452 days (31.35 yr)  
   first obs. used      1982-11-14  
   last obs. used      2014-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56799  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:55:05  

Additional Information
 Earth MOID = 1.03813 AU 
 T_jup = 3.591 
[ 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 14.9 mag n/a MPO266036  

14821 Motaeno           Discovered 1982 Nov. 14 by H. Kosai and K. Hurukawa at the Kiso Station of the Tokyo Astronomical Observatory.
Motaeno-Minato was the old name of Tamashima Port, Okayama prefecture, in the Edo Period. Tamashima is the home town of the first discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030106/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1982 VG4 = 1991 LC4 = 1999 TM31 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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