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PERTH: Perth Observations

Contents

Table name:      perth70 
Records:         24978 
Spectral Band:   OPT,Vband
Kind of Object:  Southern Star 
Mode:            Astrometry,Proper Motion
PreView:         no  
Coordinates:     B1950

Reference

Description

The catalogue contains astrometric data on Southern Stars.

Fields

Name         Type  Meaning                                                 

srs           i4   Southern Reference Stars number                         
dm            i4   Durchmusterung Number                                   
r_a           i4   RA for epoch + equinox 1950.0 (SRS)                     
dec           i4   Declination for epoch + equinox 1950.0 (SRS)            
epa           i2   Mean Epoch (offset 1900.00) for rap                     
epd           i2   Mean Epoch (offset 1900.00) for dep                     
rap           i4   RA for equinox and equator 1950.0, epoch epa            
dep           i4   Declination for equinox and equator 1950.0, epoch epd   
pma           i4   Annual proper motion (mu)_(alp) (arcsec/yr)             
pmd           i4   Annual proper motion (mu)_(del) (arcsec/yr)             
rvel          i2   Radial Velocity (km/s)                                  
plx           i2   Parallax (arcsec)                                       
nr            i4   Observing Number of Star                                
fk4           i2   FK4-Supp number (or 0)                                  
pa            i2   Mean Parallax factor in RA                              
pd            i2   Mean Parallax factor in Declination                     
vmag          i2   Observed visual magnitude, mean value                   
mag           i2   SRS magnitude                                           
sp            c2   Spectral classiifcation                                 
e_ra          i4   Mean error of one observation in RA                     
e_dec         i4   Mean error of one observation in Declination            
e_vmag        i2   Mean error of one observation in Magnitude              
lc            i1   1 if lower culmination, 0 otherwise                     
fsbp          c1   Type of star:                                           

                         F FK4 Star                                   
                         S FK4 Supplement Star                        
                         B Bright Star, but not FK4                   
                         P SRS Program Star                           

mda           i4   Mean value of (DEL)(alp)(del)                           
mdd           i4   Mean value of (DEL)(del)                                
epm           i2   Mean Epoch (offset 1900.00) for vmag                    
nrl           i4   Observing  number of the same Star if observed in lower 
                   culmination (ie lc=1)                                   
o_ra          i1   Number of accepted RA observations                      
o_dec         i1   Number of accepted Declination observations             
o_mag         i1   Number of accepted Magnitude observations               
 
Derived Values                                

_ra           F    J2000 Right Ascension                                   
_de           F    J2000 Declination                                       
_lii          F    Galactic Longitude                                      
_bii          F    Galactic Latitude