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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1138815839643224 6.8968e-08  
a 2.2848414275739 1.7915e-08 AU
q 2.02464006669448 1.6373e-07 AU
i 3.576920860654736 8.1406e-06 deg
node 208.9111070692819 8.5145e-05 deg
peri 301.2849845422098 9.2419e-05 deg
M 18.10076498623649 3.4388e-05 deg
tp 2456937.072593664441
(2014-Oct-06.57259366)
0.00012049 JED
period 1261.486257523572
3.45
1.4837e-05
4.062e-08
d
yr
n .2853776629376187 3.3564e-09 deg/d
Q 2.545042788453319 1.9955e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      703  
   data-arc span      11734 days (32.13 yr)  
   first obs. used      1982-11-14  
   last obs. used      2014-12-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56724  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:25:08  

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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