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10929 Chenfangyun (1998 CF1)
Classification: Main-belt Asteroid          SPK-ID: 2010929
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1075520191699079 6.3202e-08  
a 3.159200525966255 3.2452e-08 AU
q 2.819422130435949 2.0656e-07 AU
i 1.536072482912155 6.6636e-06 deg
node 34.18282514750522 0.00019147 deg
peri 181.7315510811481 0.00019313 deg
M 249.7115938213471 2.9871e-05 deg
tp 2457428.835469431466
(2016-Feb-10.33546943)
0.00017485 JED
period 2050.993180814599
5.62
3.1603e-05
8.652e-08
d
yr
n .1755247181548491 2.7046e-09 deg/d
Q 3.498978921496561 3.5943e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1193  
   data-arc span      12991 days (35.57 yr)  
   first obs. used      1978-09-02  
   last obs. used      2014-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54242  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 19:57:23  

Additional Information
 Earth MOID = 1.81277 AU 
 T_jup = 3.196 
[ 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 12.9 mag n/a MPO253441  

10929 Chenfangyun           Discovered 1998 Feb. 1 by the Beijing Schmidt CCD Asteroid Program at Xinglong.
Fangyun Chen (b. 1916) made initiative contributions to the research on radio electronics in China. A member of both the Chinese Academy of Sciences and the International Academy of Astronautics, he received several highest scientific achievement prizes in China.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010804/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1998 CF1 = 1978 RN10 = 1982 FH1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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