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134174 Jameschen (2005 CU9)
Classification: Main-belt Asteroid          SPK-ID: 2134174
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05190673644835819 4.294e-08  
a 2.889461114911456 2.4109e-08 au
q 2.739478618341968 1.2402e-07 au
i 10.65033108848466 5.1951e-06 deg
node 123.2249298762583 2.4301e-05 deg
peri 245.3547923856856 5.4811e-05 deg
M 162.9428173790495 4.815e-05 deg
tp 2458188.499252940163
(2018-Mar-10.99925294)
0.00023997 TDB
period 1794.005244560885
4.91
2.2453e-05
6.147e-08
d
yr
n .2006683096894271 2.5115e-09 deg/d
Q 3.039443611480944 2.536e-08 au
  Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      7309 days (20.01 yr)  
   first obs. used      2000-01-28  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5819  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:27:40  

Additional Information
 Earth MOID = 1.75508 au 
 Jupiter MOID = 2.2597 au 
 T_jup = 3.264 
[ 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 MPO422479  

134174 Jameschen           Discovered 2005 Feb. 1 by the Catalina Sky Survey.
Shuyi James Chen (b. 1988) worked as a student engineer at the Massachusetts Institute of Technology where he was the lead avionics and software engineer in the development of the student-built Regolith X-ray Imaging Spectrometer aboard the OSIRIS-REx Asteroid Sample Return Mission.
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 2016-08-18Last Updated: 2016-08-22

Alternate Designations
 2005 CU9 = 2002 NV47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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