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85260 (1993 TC23)
Classification: Main-belt Asteroid          SPK-ID: 2085260
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1347777736853052 5.1443e-08  
a 3.19945209274052 3.506e-08 au
q 2.768237062668162 1.7083e-07 au
i 5.558928787678545 7.5337e-06 deg
node 182.7905868716257 5.7488e-05 deg
peri 97.13279840136333 6.3981e-05 deg
M 246.467982106687 3.0597e-05 deg
tp 2459259.715940507045
(2021-Feb-14.21594051)
0.00018245 TDB
period 2090.315516152861
5.72
3.4359e-05
9.407e-08
d
yr
n .1722228042695512 2.8309e-09 deg/d
Q 3.630667122812878 3.9786e-08 au
  Orbit Determination Parameters
   # obs. used (total)      556  
   data-arc span      9304 days (25.47 yr)  
   first obs. used      1993-10-09  
   last obs. used      2019-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56682  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:58:39  

Additional Information
 Earth MOID = 1.75861 au 
 Jupiter MOID = 1.53845 au 
 T_jup = 3.173 
[ 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 14.4   n/a MPO432396  
diameter diameter 5.877 km 0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.107   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85260 (1993 TC23)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1993 TC23 = 2002 EJ42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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