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| Primary Mirror | |||||
| Diameter | 2.72 m (107") | Focal Length | 10.68 m (35') | F-ratio | 3.93 |
| Cassegrain f/8.8 (Ritchey-Chretien) focus | |||||
| Focal length | 23.91 m (78.4') | F-ratio | 8.8 | ||
| Field of view | 61.5 arcmin | Plate scale | 8.62 arctic/mm | ||
| Cassegrain f/17.7 focus | |||||
| Focal length | 47.98 m (157.4') | F-ratio | 17.65 | ||
| Field of view | 31 arcmin | Plate Scale | 4.29 arcsec/mm | ||
| Coudé f/32.5 focus | |||||
| Focal length | 88.43 m (290.1') | F-ratio | 32.54 | ||
| Field of view | 6 arcmin | Plate scale | 2.32 arcsec/mm | ||
Instruments
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- Tull Spectrograph
- George and Cynthia Mitchell Spectrograph (GCMS)
Guide Resources
Publication Credits
Documenting the published scientific output of our facilities is an important part of our reporting duties and essential for our understanding of our productivity as a facility. Therefore, authors who publish papers wholly or partially based on data collected at the HJST are required to credit the use of the telescope with the following acknowledgement: "Based on observations made with the Harlan J. Smith Telescope, owned by the University of Texas at Austin at the McDonald Observatory, Texas"
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