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212796 Guoyonghuai (2007 TE247)
Classification: Main-belt Asteroid          SPK-ID: 2212796
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02021159676433765 4.6123e-08  
a 2.6807125954546 2.1711e-08 au
q 2.626531113434191 1.3042e-07 au
i 5.316966109586627 4.0805e-06 deg
node 125.6289500733023 6.3748e-05 deg
peri 33.38643494140892 0.00015479 deg
M 246.0574221925585 0.00014282 deg
tp 2459707.908045389816
(2022-May-08.40804539)
0.0006382 TDB
period 1603.148707492241
4.39
1.9476e-05
5.332e-08
d
yr
n .2245580826766455 2.7281e-09 deg/d
Q 2.73489407747501 2.215e-08 au
  Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      7674 days (21.01 yr)  
   first obs. used      2000-01-09  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5532  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 12:42:00  

Additional Information
 Earth MOID = 1.63702 au 
 Jupiter MOID = 2.23634 au 
 T_jup = 3.370 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457827.5 (2017-Mar-15.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01820660018082402 4.6409e-08  
q 2.632321862048143 1.3079e-07 au
tp 2458106.579503179147
(2017-Dec-19.07950318)
0.00069951 TDB
node 125.7058999616203 6.3852e-05 deg
peri 33.89391007043298 0.00016882 deg
i 5.312569756727197 4.0769e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      7674 days (21.01 yr)  
   first obs. used      2000-01-09  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5532  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 12:42:00  

Additional Information
 Jupiter MOID = 2.23634 au 
 T_jup = 3.370 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.153804945451419E-15 -5.992929299111105E-15 7.937639687988925E-12 2.626315851570161E-15 1.840215902460092E-12 5.6885210734891E-16
q -5.992929299111105E-15 1.710665722051023E-14 -1.626212959916709E-11 -3.081079617587151E-15 -3.840647537513322E-12 -7.469412455737427E-16
tp 7.937639687988925E-12 -1.626212959916709E-11 4.89312260645988E-7 1.103183900525202E-10 1.093614770361556E-7 3.10164023643898E-11
node 2.626315851570161E-15 -3.081079617587151E-15 1.103183900525202E-10 4.077099322632772E-9 -4.034856502480072E-9 1.467042558414107E-11
peri 1.840215902460092E-12 -3.840647537513322E-12 1.093614770361556E-7 -4.034856502480072E-9 2.849891625583765E-8 -7.69989640144796E-12
i 5.6885210734891E-16 -7.469412455737427E-16 3.10164023643898E-11 1.467042558414107E-11 -7.69989640144796E-12 1.66209309356752E-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 16.15   n/a E2021B55  

212796 Guoyonghuai           Discovered 2007 Oct. 9 by PMO NEO Survey Program at XuYi.
Guo Yong-Huai (1909-1968), a professor at University of Science and Technology of China, served as the first dean of the Department of Chemical Physics. He was one of the founders of modern mechanics in China, and made significant contributions to mechanics, applied mathematics and aeronautics.
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 2018-05-29Last Updated: 2018-09-17

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