7 Tucanae or 47 Tuc (also designated as NGC 104 and Caldwell 106) is a globular cluster located in the constellation Tucana. It is about 4.45 ± 0.01 kpc (14,500 ± 32.6 ly) from Earth, and 120 light years in diameter. 47 Tuc can be seen with the naked eye, with an apparent magnitude of 4.1. It appears about 44 arcminutes across including its far outreaches.
| Object | 47 Tucanae Globular Cluster |
| Constellation: | Tucana |
| Position: | RA 00h 24m 05.4s / Dec -72° 04' 53'' |
| Apparent Size: | 44 arcmins |
| Apparent Magnitude: | 4.1 |
| Distance in light years: | 14500 ly |
| Photo Data | |
| Date: | 08 Sept 2019 - 23 Dec 2022 |
| Location: |
El Sauce Observatory Chile (1525m ASL) GPS: 30.472529° S, 70.762999° W |
| Telescope: | CHI-1-CCD: Planewave CDK24 61cm / f6.5/3962mm |
| Camera: | FLI ProLine PL9000, 12μm, 3056x3056, @ T sensor = -10.0° |
| Field of View: | 32' x 32' |
| Pixel Scale/Resolution: | 0.62 arcsec/px |
| Expose frames/times: | R 11x5/4x15/3x45/23x60/5x180/12x300/1x600s G 10x5/4x15/3x45/32x60/5x180/14x300/1x600s B 10x5/4x15/3x45/34x60/5x180/12x300/1x600 |
| Total expose: | 3h 0min |
| Filter: | Astrodon Red, Green, Blue |
| Mount: | Mathis MI-1000/1250 with absolute encoders |
| Software: | Siril 1.4, Photoshop CC |
| Remarks: |
© Photos and photo data by Peter Cerveny
© Object description/intro text fully or partially by Wikipedia,
which is released under the Creative Commons Attribution-ShareAlike 4.0 International License