  | 
              Bright
                Star Catalog
                 Valid field :  
                0° - 360° 
               | 
              This catalog
                contains 9096 stars to magnitude 6.5 
                The following information is provided: 
                Bright Star Catalog number 
                Henry Draper Catalog number 
                Flamsteed Catalog number 
                Bayer Greek letter 
                Constellation 
                V magnitude 
                b-v color index 
                Spectral class from Morgan-Keenan  
                Proper motion | 
              CDrom:
                 AstroCD
                n°3
                 Download :
                 Basic
                package 
               | 
            
            
              
                | 
              SKY2000  Master
                Star Catalog Version 2
                 Valid field :  
                0° - 60° 
               | 
              This catalog
                contains 300'000 stars to magnitude 9. 
                The following information is provided: 
                Henry Draper Catalog number 
                SAO Catalog number 
                Durchmusterung Cat., zone and number  
                V magnitude  
                b-v color index 
                Spectral class 
                Proper motion 
                Notes | 
              CDrom:
                 AstroCD
                n°3 (v1)
                 Download :
                 Sky2000
                (v2) 
               | 
            
            
              
                | 
              Tycho Catalog
                 Valid field :  
                0° - 30° 
               | 
              This catalog
                contains 1,058,332 stars to magnitude 11.5 .  
                The following information is provided: 
                Tycho Catalog number ( = GSC ) 
                Bt Tycho magnitude 
                Vt Tycho magnitude 
                b-v color index 
                Proper motion 
                Notes | 
              CDrom:
                 AstroCD
                n°3
                 Download : 
                Tycho
                (18Mb)
                 original: 
                CDS 
                (103 Mb) 
                conversion utility:  ConvTycho 
               | 
            
            
                | 
              Tycho-2 Catalog
                 Valid field : 
                0° - 15° 
               | 
              This catalog
                contains 2'557'501 stars to magnitude 12 .  
                The following information is provided: 
                Tycho Catalog number ( = GSC ) 
                Bt Tycho magnitude 
                Vt Tycho magnitude 
                b-v color index 
                Proper motion
                -The original CDrom may be
                used directely. 
                -You can use the program
                "Convtyc2.exe" to copy to hard disk a compacted binary
                version  "ConvTyc2". 
               | 
              CDrom : Tycho-2
                 Download : 
                Tycho-2
                 CDS 
               | 
            
            
              
                | 
              Tycho Input Catalog
                 Valid field :  
                0° - 30° 
               | 
              This catalog
                contains 3,154,204 stars to magnitude 12.1 .  
                The following information is provided: 
                Tycho Catalog number ( = GSC ) 
                B magnitude 
                V magnitude 
                class : 0=star 1=non-stellar gsc class 3 
                Notes | 
              CDrom:
                 AstroCD
                n°3
                 Download :
                 CDS 
                (51 Mb) 
                conversion utility:  
                ConvTic 
               | 
            
            
              
                | 
              The HST Guide Star
                Catalog
                 Valid field :  
                0° - 7° 
               | 
              This catalog
                contains 19,000,000 stars to magnitude 15.  
                The following information is provided: 
                GSC Catalog number 
                Magnitude 
                Magnitude band 
                Object class 
                Multiple star flag 
                Notes 
                -The new version GSC-ACT is a recalibration
                performed by  Bill
                Gray. Look at  the detailed
                description. 
                - The original FITS version on two CD may be
                used directely. 
                - The "Compact" version from the CDS
                may be used directely 
                - You can use the program
                "gscconv.exe" to copy to hard disk a compacted binary
                version from the original FITS CD for each declination band you
                want. | 
              FITS Version 
                CDrom:  ASP 
                Download : 
                GSC-ACT 1.3 
                Compact Version 
                CDS 
                (300Mb)
                 Internet
                Ressource 
                CDS VizieR 
                ESO SkyCat  
               | 
            
            
              
                | 
              USNO- 
                A2.0
                U.S. Naval Obs.
                 Valid field :  
                0° - 2° 
               | 
              This catalog
                contains 526,280,881 stars to magnitude 20 . 
                The following information is provided: 
                Catalog number 
                "Red" plate magnitude  
                "Blue" plate magnitude  
                Plate number 
                Photometric quality flag  
                s  : -1 = appear in calibration catalog. 
                Notes | 
              CDrom: 
                Not generally available.
                Download : 
                USNO 
                (6Gb)
                 Internet
                Ressource 
                CDS VizieR 
                ESO SkyCat 
               | 
            
            
              
                | 
              USNO- 
                SA2.0
                U.S. Naval Obs.
                 Valid field :  
                0° - 4° 
               | 
              This catalog is an
                extraction of 54,787,624 stars from USNO-A principally from
                magnitude 16 to 19.
                 The CDrom is available free of
                charge from the US Naval Observatory. 
               | 
              CDrom: 
                USNO
                Download : 
                USNO
                (600Mb) 
               | 
            
            
              
                | 
              General Catalog of
                Variable Stars
                 New Catalog of Suspected
                Variable Stars 
                +Supplement
                 Extragalactic Variable Stars
                 Valid field :  
                0° - 360° 
               | 
              This catalog's
                contains 68'179 variable stars . 
                The two circles indicate minimum and maximum
                magnitudes. 
                The following information is provided: 
                Constellation and star number 
                Star name 
                Constellation 
                Variability type + Year for nova 
                Magnitude band  (beware some mag. are IR ) 
                Magnitude at maxima 
                Magnitude at minima 
                Period in days 
                Notes | 
              CDrom:
                 AstroCD
                n°3
                 Download :
                 Variables 
               | 
            
            
              
                | 
              Washington Visual
                Double Star Catalog 2000
                 Valid field :  
                0° - 360° 
               | 
              This catalog
                contains 83,211 double stars. 
                A line indicates the direction and distance to
                second component. 
                The following information is provided: 
                Star name 
                Component identification 
                Magnitude of component 1 
                Magnitude of component 2 
                Date of first observation 
                Angular Separation for Date1 
                Position Angle for Date1 
                Date of last observation 
                Angular Separation for Date2 
                Position Angle for Date2 
                Spectral Types 
                Notes  
                Durchmusterung cat., zone and number 
                Notes | 
              CDrom:
                 AstroCD
                n°3 
                (WDS1996)
                 Download :
                 Multiples 
                (WDS2000) 
               |