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20040 Tatsuyamatsuyama (1992 WT3)
Classification: Main-belt Asteroid          SPK-ID: 2020040
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2249596481781539 4.1732e-08  
a 2.445127617569909 9.034e-09 au
q 1.895072568970695 1.0037e-07 au
i 7.499382888110367 4.3076e-06 deg
node 93.85345075183305 2.4443e-05 deg
peri 336.42094811999 2.5862e-05 deg
M 113.8654473716562 6.888e-06 deg
tp 2458758.787001718507
(2019-Oct-02.28700172)
2.6134e-05 TDB
period 1396.531459296057
3.82
7.7396e-06
2.119e-08
d
yr
n .2577815183493707 1.4286e-09 deg/d
Q 2.995182666169124 1.1066e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1127  
   data-arc span      11845 days (32.43 yr)  
   first obs. used      1988-10-09  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51002  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:11:55  

Additional Information
 Earth MOID = .911901 au 
 Jupiter MOID = 2.30346 au 
 T_jup = 3.452 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.26   n/a E2021B10  

20040 Tatsuyamatsuyama           Discovered 1992 Nov. 21 by T. Seki at Geisei.
Tatsuya Matsuyama (b. 1983) was born in Kochi city, Japan. He teaches at University of Kochi Primary School and works as an instructor at Geisei Observatory. He is dedicated to improving mathematical skills and increasing astronomical knowledge of primary school students.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2020-08-07Last Updated: 2020-08-24

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