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32885 (1993 TC25)
Classification: Main-belt Asteroid          SPK-ID: 2032885
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1715121379108067 3.7815e-08  
a 2.438486092480723 1.0793e-08 au
q 2.020256129493585 9.6089e-08 au
i 3.49438615025137 3.8059e-06 deg
node 106.8751366900469 8.3515e-05 deg
peri 330.8666163278095 8.4956e-05 deg
M 211.9473111517164 1.714e-05 deg
tp 2459172.495549637274
(2020-Nov-18.99554964)
6.8261e-05 TDB
period 1390.845377218597
3.81
9.2338e-06
2.528e-08
d
yr
n .258835385943422 1.7184e-09 deg/d
Q 2.856716055467861 1.2644e-08 au
  Orbit Determination Parameters
   # obs. used (total)      763  
   data-arc span      10431 days (28.56 yr)  
   first obs. used      1991-03-07  
   last obs. used      2019-09-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56874  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:28:18  

Additional Information
 Earth MOID = 1.03647 au 
 Jupiter MOID = 2.3896 au 
 T_jup = 3.480 
[ 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 15.5   n/a MPO257093  
diameter diameter 2.359 km 0.458 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.220   0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

32885 (1993 TC25)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 TC25 = 1997 WN34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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