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12411 Tannokayo (1995 SQ3)
Classification: Main-belt Asteroid          SPK-ID: 2012411
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0789752952312423 4.8737e-08  
a 2.325630781408073 1.3663e-08 AU
q 2.141963403847505 1.1382e-07 AU
i 5.708545515098736 5.6011e-06 deg
node 276.0605706384156 6.2417e-05 deg
peri 185.8846975958591 8.1632e-05 deg
M 59.24610779619105 4.9911e-05 deg
tp 2456787.309964934559
(2014-May-09.80996493)
0.00017954 JED
period 1295.416956124382
3.55
1.1415e-05
3.125e-08
d
yr
n .2779028005600954 2.4489e-09 deg/d
Q 2.50929815896864 1.4742e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1297  
   data-arc span      8756 days (23.97 yr)  
   first obs. used      1991-06-05  
   last obs. used      2015-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48914  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:14:44  

Additional Information
 Earth MOID = 1.15876 AU 
 T_jup = 3.564 
[ 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 13.8 mag n/a MPO337363  

12411 Tannokayo           Discovered 1995 Sept. 20 by K. Endate and K. Watanabe at Kitami.
Kayo Tanno (b. 1967), an elementary school teacher since 1989, is a leader in science education. Her extensive experience includes designing a planetarium program, and she worked on the staff of the Saga prefecture Space and Science Museum during 2002--2006. The name was suggested by M. Hirai and K. Hurukawa.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20081212/MPCPages.arcLast Updated: 2008-12-12

Alternate Designations
 1995 SQ3 = A917 SA 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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