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192208 Tzu Chi (2007 JX33)
Classification: Main-belt Asteroid          SPK-ID: 2192208
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03513427452647292 4.1578e-08  
a 3.163664872715333 2.9756e-08 au
q 3.052511802567593 1.2841e-07 au
i 10.73220792838774 6.4107e-06 deg
node 53.60683050139992 2.9358e-05 deg
peri 225.4825174032843 0.0001116 deg
M 147.1132563702534 0.00010831 deg
tp 2458556.588662753009
(2019-Mar-14.08866275)
0.00061704 TDB
period 2055.342182406182
5.63
2.8997e-05
7.939e-08
d
yr
n .175153316601788 2.4711e-09 deg/d
Q 3.274817942863072 3.0801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      7210 days (19.74 yr)  
   first obs. used      2001-04-16  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52435  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:15:10  

Additional Information
 Earth MOID = 2.04687 au 
 Jupiter MOID = 1.76157 au 
 T_jup = 3.176 
[ show covariance matrix ]

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 14.97   n/a E2021B55  
diameter diameter 6.770 km 0.180 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

192208 Tzu Chi           Discovered 2007 May 11 by C.-Y. Shih and Q.-z. Ye at Lulin.
The Buddhist Compassion Relief Tzu Chi Foundation, established in Taiwan in 1966, has grown to be an international humanitarian organization with over 10 million members in 47 countries. Upholding the spirit of "Great Love transcends all borders, races and religions", Tzu Chi has provided aid to over 69 countries.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100726/MPCPages.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 2007 JX33 = 2003 UW138 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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