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129277 Jianxinchen (2005 RC10)
Classification: Main-belt Asteroid          SPK-ID: 2129277
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2572068767688945 5.0664e-08  
a 2.662455666522137 1.4495e-08 au
q 1.977653760000333 1.3244e-07 au
i 4.199552742820455 4.8626e-06 deg
node 155.1468123631681 6.143e-05 deg
peri 186.4004261203678 6.1986e-05 deg
M 164.9896785860195 1.0827e-05 deg
tp 2458273.262475231747
(2018-Jun-03.76247523)
4.5359e-05 TDB
period 1586.799314722438
4.34
1.2958e-05
3.548e-08
d
yr
n .2268717894316528 1.8527e-09 deg/d
Q 3.347257573043942 1.8223e-08 au
  Orbit Determination Parameters
   # obs. used (total)      682  
   data-arc span      6676 days (18.28 yr)  
   first obs. used      2001-12-11  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51844  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:50:28  

Additional Information
 Earth MOID = .969476 au 
 Jupiter MOID = 2.06451 au 
 T_jup = 3.333 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457382.5 (2015-Dec-26.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .257451537785959 5.0858e-08  
q 1.978459711690564 1.3289e-07 au
tp 2456681.091392986662
(2014-Jan-23.59139299)
4.1807e-05 TDB
node 155.2030882531451 6.1289e-05 deg
peri 185.7641146258015 6.184e-05 deg
i 4.200516444042545 4.8673e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      682  
   data-arc span      6676 days (18.28 yr)  
   first obs. used      2001-12-11  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51844  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:50:28  

Additional Information
 Jupiter MOID = 2.06451 au 
 T_jup = 3.333 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.586546519664857E-15 -6.737602549002657E-15 9.69834225649548E-13 1.143819722390822E-14 1.486050689995571E-13 -2.991331447498614E-15
q -6.737602549002657E-15 1.765870320749928E-14 -2.532474473660552E-12 -3.04580173581814E-14 -3.756460254687726E-13 7.799503407175764E-15
tp 9.69834225649548E-13 -2.532474473660552E-12 1.747862528373753E-9 8.590529850811614E-12 3.612787303433072E-10 -2.89904214523038E-12
node 1.143819722390822E-14 -3.04580173581814E-14 8.590529850811614E-12 3.756338198386352E-9 -3.744762601675703E-9 7.092326708586267E-11
peri 1.486050689995571E-13 -3.756460254687726E-13 3.612787303433072E-10 -3.744762601675703E-9 3.82420399263776E-9 -7.133875667754974E-11
i -2.991331447498614E-15 7.799503407175764E-15 -2.89904214523038E-12 7.092326708586267E-11 -7.133875667754974E-11 2.36909701198238E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO453771  

129277 Jianxinchen           Discovered 2005 Sept. 6 by the Catalina Sky Survey.
Jianxin Chen (b. 1963) worked as the OSIRIS-REx Asteroid Sample Return Mission OCAMS Camera Control Module electronics architect and the FPGA designer. He also designed the Ion and Electron Spectrometer FPGA and controller on the Rosetta mission, and the C&DH module for the Ralph camera on New Horizons.
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

[ show close-approach data ]
Alternate Designations
 2005 RC10 = 2004 JD33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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