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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1138815722879279 6.8301e-08  
a 2.284841430615852 1.7733e-08 AU
q 2.02464009606872 1.6195e-07 AU
i 3.576920405495353 8.138e-06 deg
node 208.9110918299951 8.4891e-05 deg
peri 301.2849986876535 9.219e-05 deg
M 18.10076396150404 3.4372e-05 deg
tp 2456937.072597128568
(2014-Oct-06.57259713)
0.00012044 JED
period 1261.486260042815
3.45
1.4686e-05
4.021e-08
d
yr
n .2853776623677071 3.3223e-09 deg/d
Q 2.545042765162983 1.9753e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      707  
   data-arc span      11780 days (32.25 yr)  
   first obs. used      1982-11-14  
   last obs. used      2015-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57225  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:40:05  

Additional Information
 Earth MOID = 1.03869 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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