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39604 (1993 TM23)
Classification: Main-belt Asteroid          SPK-ID: 2039604
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1284954767045947 3.1166e-08  
a 2.276018146076505 7.803e-09 au
q 1.983560109408096 7.1644e-08 au
i 5.905310099400006 4.09e-06 deg
node 171.2186449131389 3.5571e-05 deg
peri 276.5257564938275 3.9349e-05 deg
M 102.7005318231592 1.7257e-05 deg
tp 2458242.706703896585
(2018-May-04.20670390)
5.969e-05 TDB
period 1254.186169347406
3.43
6.4497e-06
1.766e-08
d
yr
n .2870387258275379 1.4761e-09 deg/d
Q 2.568476182744913 8.8057e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1443  
   data-arc span      25285 days (69.23 yr)  
   first obs. used      1950-02-17  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50081  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:09:55  

Additional Information
 Earth MOID = 1.01013 au 
 Jupiter MOID = 2.62073 au 
 T_jup = 3.591 
[ 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 15.2   n/a MPO436047  
diameter diameter 3.285 km 0.159 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.136   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39604 (1993 TM23)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 TM23 = 1950 DN = 2000 RV77 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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