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171381 Taipei (2006 OG17)
Classification: Main-belt Asteroid          SPK-ID: 2171381
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0949303693077658 9.21e-08  
a 2.985889668701888 3.1528e-08 au
q 2.702438059739775 2.7453e-07 au
i 10.97867043766854 5.1342e-06 deg
node 92.44324855731658 4.3103e-05 deg
peri 248.7448819358002 5.3058e-05 deg
M 211.2912686735485 3.3047e-05 deg
tp 2459778.972057913430
(2022-Jul-18.47205791)
0.00017557 TDB
period 1884.556060354106
5.16
2.9849e-05
8.172e-08
d
yr
n .1910264213272364 3.0256e-09 deg/d
Q 3.269341277664001 3.4521e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      6857 days (18.77 yr)  
   first obs. used      2001-07-20  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60139  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:07:28  

Additional Information
 Earth MOID = 1.71682 au 
 Jupiter MOID = 2.08105 au 
 T_jup = 3.223 
[ 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 15.5   n/a MPO436853  

171381 Taipei           Discovered 2006 July 22 by H.-C. Lin and Q.-z. Ye at Lulin.
Taipei, known officially as Taipei City, is the political, economic and cultural center of Taiwan.
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 2014-09-09Last Updated: 2014-11-10

Alternate Designations
 2006 OG17 = 2004 CD45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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