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185216 Gueiren (2006 TA57)
Classification: Main-belt Asteroid          SPK-ID: 2185216
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1879690946993776 3.1707e-08  
a 2.619923038389397 1.8933e-08 au
q 2.1274584766813 8.3003e-08 au
i 3.096093267486644 5.671e-06 deg
node 118.8465339597851 7.2854e-05 deg
peri 289.2233482226045 7.477e-05 deg
M 66.96973185215289 1.84e-05 deg
tp 2458712.357521872071
(2019-Aug-16.85752187)
7.7498e-05 TDB
period 1548.927989663436
4.24
1.679e-05
4.597e-08
d
yr
n .232418809913961 2.5194e-09 deg/d
Q 3.112387600097495 2.2492e-08 au
  Orbit Determination Parameters
   # obs. used (total)      390  
   data-arc span      9131 days (25.00 yr)  
   first obs. used      1995-02-01  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58038  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:02:02  

Additional Information
 Earth MOID = 1.13995 au 
 Jupiter MOID = 2.27513 au 
 T_jup = 3.378 
[ 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 16.3   n/a MPO454275  

185216 Gueiren           Discovered 2006 Oct. 14 by Q.-z. Ye and C. S. Lin at Lulin.
Gueiren, meaning "All to be benevolent", is the earliest developed area in Taiwan. Located in the southern part of the province, it is home to three colleges, and the people are kind and well educated. The name was suggested by the second discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090607/MPCPages.arcLast Updated: 2009-06-08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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