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19307 Hanayama (1996 TG13)
Classification: Main-belt Asteroid          SPK-ID: 2019307
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1573649134657348 4.2757e-08  
a 2.462301440964366 1.0301e-08 au
q 2.074821587780454 1.0708e-07 au
i 2.145173768635634 5.7339e-06 deg
node 341.7833497347683 0.00010382 deg
peri 121.7013279052285 0.00010547 deg
M 339.1646542800701 1.7112e-05 deg
tp 2459082.178634015787
(2020-Aug-20.67863402)
6.7218e-05 TDB
period 1411.270474746992
3.86
8.8561e-06
2.425e-08
d
yr
n .2550893017616199 1.6008e-09 deg/d
Q 2.849781294148277 1.1922e-08 au
  Orbit Determination Parameters
   # obs. used (total)      830  
   data-arc span      9440 days (25.85 yr)  
   first obs. used      1994-03-16  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5706  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:45:29  

Additional Information
 Earth MOID = 1.09264 au 
 Jupiter MOID = 2.28448 au 
 T_jup = 3.471 
[ show covariance matrix ]

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 15.4   n/a MPO492958  

19307 Hanayama           Discovered 1996 Oct. 14 by K. Endate and K. Watanabe at Kitami.
Hidekazu Hanayama (b. 1977) is an astronomer at the National Astronomical Observatory of Japan. He works on observational studies of transient objects with the Murikabushi 1.05-m reflector at the Ishigakijima Astronomical Observatory and discovered a secondary nuclear condensation of comet 213P/Van Ness.
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 2017-06-09Last Updated: 2017-06-12

[ show close-approach data ]
Alternate Designations
 1996 TG13 = 1998 FB69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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