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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0788083931213281 4.8452e-08  
a 2.325379793258054 1.3398e-08 au
q 2.142120348354581 1.1282e-07 au
i 5.70837931076925 5.5905e-06 deg
node 276.0546952632006 6.2143e-05 deg
peri 185.7675562468363 8.1094e-05 deg
M 170.5635686377451 4.9665e-05 deg
tp 2456786.846745912234
(2014-May-09.34674591)
0.00017833 JED
period 1295.207254608932
3.55
1.1194e-05
3.065e-08
d
yr
n .2779477946243411 2.4021e-09 deg/d
Q 2.508639238161528 1.4454e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1305  
   data-arc span      8834 days (24.19 yr)  
   first obs. used      1991-06-05  
   last obs. used      2015-08-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4883  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:35:51  

Additional Information
 Earth MOID = 1.15881 au 
 Jupiter MOID = 2.60374 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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