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9783 Tensho-kan (1994 YD1)
Classification: Main-belt Asteroid          SPK-ID: 2009783
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1040912939757202 5.4108e-08  
a 2.670299051066609 1.9108e-08 AU
q 2.392344167538948 1.4701e-07 AU
i 1.959257507999795 5.9705e-06 deg
node 278.8849742286014 0.00020245 deg
peri 128.2942920990892 0.00020527 deg
M 254.7574574213897 3.6038e-05 deg
tp 2457466.436904416264
(2016-Mar-18.93690442)
0.00016119 JED
period 1593.816354869655
4.36
1.7107e-05
4.684e-08
d
yr
n .2258729488501462 2.4244e-09 deg/d
Q 2.94825393459427 2.1097e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      834  
   data-arc span      14179 days (38.82 yr)  
   first obs. used      1976-10-24  
   last obs. used      2015-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52871  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:28:53  

Additional Information
 Earth MOID = 1.40232 AU 
 T_jup = 3.373 
[ 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 13.9 mag n/a MPO263437  

9783 Tensho-kan           Discovered 1994 Dec. 28 by T. Kobayashi at Oizumi.
Tensho-kan was the first planetarium in Japan, located at the science center in Osaka. Over 10 million people visited the planetarium before it was closed in 1989.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020921/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1994 YD1 = 1976 UU19 = 1982 BP10 = 1991 CC2 = 1993 PZ5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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