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13989 Murikabushi (1993 BG)
Classification: Main-belt Asteroid          SPK-ID: 2013989
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2865076196791645 6.0441e-08  
a 2.378900489612254 2.0733e-08 AU
q 1.697327372879848 1.5017e-07 AU
i 14.60920751734232 6.971e-06 deg
node 124.0736316196608 2.1282e-05 deg
peri 234.3772497527682 2.5087e-05 deg
M 18.95027019367088 1.8902e-05 deg
tp 2456729.953455480119
(2014-Mar-13.45345548)
6.9637e-05 JED
period 1340.179098640987
3.67
1.7521e-05
4.797e-08
d
yr
n .26862081371442 3.5118e-09 deg/d
Q 3.06047360634466 2.6674e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      735  
   data-arc span      10547 days (28.88 yr)  
   first obs. used      1984-08-02  
   last obs. used      2013-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51497  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:48:08  

Additional Information
 Earth MOID = .732244 AU 
 T_jup = 3.441 
[ 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 14.1 mag n/a MPO263474  

13989 Murikabushi           Discovered 1993 Jan. 16 by T. Seki at Geisei.
Murikabushi ("a swarm of stars" in the Okinawa dialect) is the name of the 1.05-m infrared-optical telescope at the Ishigakijima Astronomical Observatory. The telescope was named following a popular suggestion from Okinawa citizens.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20061109/MPCPages.arcLast Updated: 2006-11-13

[ show close-approach data ]
Alternate Designations
 1993 BG = 1984 PE = 1997 AA15 = 2000 AP187 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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