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Old catalogs now obsolete

Tycho-1 Catalog 1'058'332 stars to magnitude 11
This catalog is now obsolete and advantageously replaced by Tycho-2.
You can still download the file here in the case of a specific need.

Tycho North

5.9 Mb 
Sep 22 1999
Tycho catalog North part +90° to +22.5° declination

Tycho Equ.

5.3 Mb 
Sep 22 1999
Tycho catalog Equator part +22.5° to -22.5° declination

Tycho South

6.8 Mb 
Sep 22 1999
Tycho catalog South part -22.5° to -90° declination
Tycho Input Catalog 3'154'204 stars to magnitude 12.1
This catalog is now obsolete and advantageously replaced by Tycho-2.
You can still download the file here in the case of a specific need.

Tycho Input N90

0.9 Mb
Sep 22 1999
Tycho Input Catalog  North +90° to +67.5° declination

Tycho Input N67.5

3.5 Mb
Sep 22 1999
Tycho Input Catalog  North +67.5° to +45° declination

Tycho Input N45

4.8 Mb
Sep 22 1999
Tycho Input Catalog  North +45° to +22.5° declination

Tycho Input N22.5

4.9 Mb
Sep 22 1999
Tycho Input Catalog  North +22.5° to +0° declination

Tycho Input S22.5

5.3 Mb
Sep 22 1999
Tycho Input Catalog  South -0° to -22.5° declination

Tycho Input S45

5.9 Mb
Sep 22 1999
Tycho Input Catalog  South -22.5° to -45° declination

Tycho Input S67.5

5.7 Mb
Sep 22 1999
Tycho Input Catalog  South -45° to -67.5° declination

Tycho Input S90

1.4 Mb
Sep 22 1999
Tycho Input Catalog  South -67.5° to -90° declination