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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1135959699301065 5.1662e-08  
a 2.285103414159711 1.3524e-08 au
q 2.025524875437641 1.1679e-07 au
i 3.577130673587703 7.9706e-06 deg
node 208.8988678050212 7.3073e-05 deg
peri 301.3821429718744 8.1128e-05 deg
M 189.2506630960356 3.4241e-05 deg
tp 2458198.930528562492
(2018-Mar-21.43052856)
0.00012017 JED
period 1261.703232286434
3.45
1.1201e-05
3.067e-08
d
yr
n .2853285866182771 2.5331e-09 deg/d
Q 2.544681952881781 1.5061e-08 au
  Orbit Determination Parameters
   # obs. used (total)      792  
   data-arc span      11952 days (32.72 yr)  
   first obs. used      1982-11-14  
   last obs. used      2015-08-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56675  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:42:08  

Additional Information
 Earth MOID = 1.03785 au 
 Jupiter MOID = 2.45997 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 15.0 mag n/a MPO337384  

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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