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9842 Funakoshi (1989 AS1)
Classification: Main-belt Asteroid          SPK-ID: 2009842
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09020397497485745 6.3777e-08  
a 2.246092495303672 1.3435e-08 AU
q 2.043486024066084 1.3807e-07 AU
i 2.905009179313618 6.5259e-06 deg
node 52.20529190752072 0.00010801 deg
peri 102.0476884643191 0.00011469 deg
M 219.3196149224473 3.877e-05 deg
tp 2457480.975148509194
(2016-Apr-02.47514851)
0.00013427 JED
period 1229.532129642355
3.37
1.1032e-05
3.02e-08
d
yr
n .2927943006293918 2.627e-09 deg/d
Q 2.44869896654126 1.4647e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1057  
   data-arc span      9366 days (25.64 yr)  
   first obs. used      1989-01-13  
   last obs. used      2014-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56321  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:55:44  

Additional Information
 Earth MOID = 1.05633 AU 
 T_jup = 3.624 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO266010  

9842 Funakoshi           Discovered 1989 Jan. 15 by K. Endate and K. Watanabe at Kitami.
Hiromi Funakoshi (b. 1961) works in Gifu prefecture's Fujihashi village office. He previously contributed to the spread of astronomy awareness as a researcher at Nishi Mino Observatory and still performs volunteer work there.
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

Alternate Designations
 1989 AS1 = 1990 HA4 = 1996 EV1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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