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212631 Hsinchu (2006 TW56)
Classification: Main-belt Asteroid          SPK-ID: 2212631
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05808259863454399 4.899e-08  
a 3.069075985441208 3.0374e-08 au
q 2.890816076799909 1.4795e-07 au
i 9.119302217710448 5.2004e-06 deg
node 191.2904408255975 2.9962e-05 deg
peri 196.1945390963901 4.8781e-05 deg
M 199.580277531077 3.9805e-05 deg
tp 2459875.615040900902
(2022-Oct-23.11504090)
0.00022105 TDB
period 1963.857123523921
5.38
2.9154e-05
7.982e-08
d
yr
n .1833127245805033 2.7213e-09 deg/d
Q 3.247335894082507 3.2138e-08 au
  Orbit Determination Parameters
   # obs. used (total)      343  
   data-arc span      8069 days (22.09 yr)  
   first obs. used      1998-03-25  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56296  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:48:25  

Additional Information
 Earth MOID = 1.89544 au 
 Jupiter MOID = 2.05909 au 
 T_jup = 3.209 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO437021  

212631 Hsinchu           Discovered 2006 Oct. 14 by C.-S. Lin and Q.-z. Ye at Lulin.
Hsinchu is a city in northern Taiwan, popularly nicknamed "The Windy City" for its windy climate. Hsinchu Science Park is renowned as the Silicon Valley of Asia.
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 2017-11-04Last Updated: 2017-11-07
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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