Programs

File

Notes

Size

v9.4.2

6 MB

v3.25

1 MB

Datasets

File

Notes

Size

4 images

7 MB

39 images

68 MB

60 images

106 MB

5 images

175 MB

Catalogs (for offline use)

File

Notes

Size

Photometry

1.5 GB

ATLAS (up to mag 18)*

Photometry

5.6 GB

ATLAS (up to mag 20)*

Photometry

13.0 GB

Gaia EDR3*

Astrometry

13.4 GB

None

771 MB

None

1.8 GB

None

5.2 GB

* Due to their size, download links for these catalogs are made available upon request for registered Tycho users.

Notes

View the Tycho version history here.

View the Tycho user guide here.

For the best experience, it is recommended that you:

Recommended System Hardware:

  • Graphics Card: GeForce GTX 970 or better

  • CPU: Intel Core i5 4590 or better

  • RAM: 16GB or more

  • Windows 7 SP1 or better

Tycho can be evaluated for free during a 30 day period.  After that time, you are invited to register the software and obtain a license key.  Please see the Register page for more details.