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175633 Yaoan (2007 TF184)
Classification: Main-belt Asteroid          SPK-ID: 2175633
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0382913070719844 8.2992e-08  
a 3.197288373520755 6.4439e-08 AU
q 3.074860022612586 2.6568e-07 AU
i 6.526593812892467 8.6229e-06 deg
node 118.5672362656319 7.7628e-05 deg
peri 12.89717182579541 0.00019774 deg
M 10.23603966203387 0.00017251 deg
tp 2456941.125413412857
(2014-Oct-10.62541341)
0.0010011 JED
period 2088.19542294783
5.72
6.3129e-05
1.728e-07
d
yr
n .172397657826393 5.2119e-09 deg/d
Q 3.319716724428923 6.6907e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      4999 days (13.69 yr)  
   first obs. used      2001-10-10  
   last obs. used      2015-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5994  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 15:29:49  

Additional Information
 Earth MOID = 2.09023 AU 
 T_jup = 3.184 
[ 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 15.1 mag n/a MPO280931  

175633 Yaoan           Discovered 2007 Oct. 9 at the XuYi Station of the Purple Mountain Observatory.
Yaoan is a county in the north of Yunnan Province with a long history and a cultural heritage that embraces various ethnic groups. The Yaoan Observation Station of the Purple Mountain Observatory is currently being built there.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20091202/MPCPages.arcLast Updated: 2010-04-12

[ show close-approach data ]
Alternate Designations
 2007 TF184 = 2004 FW93 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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