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175411 Yilan (2006 PC8)
Classification: Main-belt Asteroid          SPK-ID: 2175411
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1688179198780766 3.652e-08  
a 2.424403324433394 1.3061e-08 au
q 2.015120598257055 9.2805e-08 au
i 1.841725873806 3.5193e-06 deg
node 115.740492230258 0.00013719 deg
peri 138.0458273362392 0.00013771 deg
M 337.0977026063406 1.4249e-05 deg
tp 2459288.216699503824
(2021-Mar-14.71669950)
5.4971e-05 TDB
period 1378.814154693455
3.77
1.1142e-05
3.051e-08
d
yr
n .2610939253666402 2.1099e-09 deg/d
Q 2.833686050609733 1.5266e-08 au
  Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      8980 days (24.59 yr)  
   first obs. used      1995-09-19  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54751  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:45:56  

Additional Information
 Earth MOID = .999319 au 
 Jupiter MOID = 2.20876 au 
 T_jup = 3.491 
[ 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 16.52   n/a E2020-QM9  

175411 Yilan           Discovered 2006 Aug. 12 by H.-C. Lin and Q.-z. Ye at Lulin.
Yilan is a county in northeastern Taiwan, blessed with natural beauty and a rich culture.
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
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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