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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02019952839445834 4.7023e-08  
a 2.680478896524481 2.2451e-08 au
q 2.626334486943389 1.3183e-07 au
i 5.316978591204598 4.5496e-06 deg
node 125.6289194943815 6.4e-05 deg
peri 33.79545540134581 0.00015587 deg
M 200.7203870730722 0.00014345 deg
tp 2459709.709764289746
(2022-May-10.20976429)
0.00064153 TDB
period 1602.93907332283
4.39
2.0139e-05
5.514e-08
d
yr
n .2245874506344986 2.8216e-09 deg/d
Q 2.734623306105574 2.2904e-08 au
  Orbit Determination Parameters
   # obs. used (total)      321  
   data-arc span      7594 days (20.79 yr)  
   first obs. used      2000-01-09  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56818  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:58:44  

Additional Information
 Earth MOID = 1.63706 au 
 Jupiter MOID = 2.23746 au 
 T_jup = 3.370 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457588.5 (2016-Jul-19.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01820849370953472 4.7087e-08  
q 2.63280104819043 1.3177e-07 au
tp 2458104.008645449181
(2017-Dec-16.50864545)
0.00070601 TDB
node 125.7093754027431 6.4103e-05 deg
peri 33.28899380283686 0.00017041 deg
i 5.312384260000181 4.5454e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      321  
   data-arc span      7594 days (20.79 yr)  
   first obs. used      2000-01-09  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56818  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:58:44  

Additional Information
 Jupiter MOID = 2.23746 au 
 T_jup = 3.370 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.217225488854365E-15 -6.119781733716583E-15 7.204006184217446E-12 1.117392485777924E-15 1.664634627160449E-12 -3.012966737072755E-16
q -6.119781733716583E-15 1.73621812473869E-14 -1.477647353310653E-11 8.531929237827196E-16 -3.485816706314073E-12 1.454236370274182E-15
tp 7.204006184217446E-12 -1.477647353310653E-11 4.984478169914829E-7 9.881817207011036E-11 1.115189081148329E-7 2.046253650487979E-11
node 1.117392485777924E-15 8.531929237827196E-16 9.881817207011036E-11 4.109148253953057E-9 -4.069318897058154E-9 2.358204982425841E-11
peri 1.664634627160449E-12 -3.485816706314073E-12 1.115189081148329E-7 -4.069318897058154E-9 2.904087751689398E-8 -1.892836224790226E-11
i -3.012966737072755E-16 1.454236370274182E-15 2.046253650487979E-11 2.358204982425841E-11 -1.892836224790226E-11 2.066060057236445E-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 16.0   n/a MPO446191  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2048-Jan-05 00:31 00:03 David 0.0485460974953429 0.048545114069157 0.0485470809426313 4.21246860938616 4.21246853551209 2469080.521385687 2.81507960841157 586.033394452204 48.8200502878225 -89.5871076075499 148635.139264759 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 03:58:45 2020-Nov-12 03:58
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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