Hemisphere:  Southern  ·  Constellation: Ophiuchus (Oph)  ·  Contains:  M 107  ·  M107  ·  NGC 6171  ·  V0720 Oph
Messier 107, 


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Messier 107

Technical card

Imaging telescopes or lenses: Astro-Tech AT8RC

Imaging cameras: SBIG STF-8300M

Guiding cameras: QHY5L-II Mono

Software: PixInsight  ·  Voyager

Filters: Baader Green 36mm  ·  Baader Red 36mm

Accessory: Dew-Not DN09 Dew Heater  ·  Teleskop Service TSFlat2 field flattener  ·  SBIG OAG-8300  ·  Moonlite CSL 2.5" Threaded Focuser  ·  Kendrick Standard Dual Channel Dew Controller

Dates:May 31, 2020

Baader Blue 36mm: 9x300" -15C bin 1x1
Baader Green 36mm: 9x300" -15C bin 1x1
Baader Red 36mm: 9x300" ISO-1 -15C bin 1x1

Integration: 2.2 hours

Avg. Moon age: 8.85 days

Avg. Moon phase: 65.38%

Bortle Dark-Sky Scale: 4.00

Astrometry.net job: 3583727

RA center: 16h 32' 32"

DEC center: -13° 3' 15"

Pixel scale: 0.692 arcsec/pixel

Orientation: -0.051 degrees

Field radius: 0.398 degrees

Resolution: 3312x2488

Data source: Backyard


Messier 107 is one of the less compressed globular clusters. It is also quite colorful. No saturation was done in processing.

The variable star V720 Oph is a long period Mira type variable with an extremely red B-V of 2.571.


Sky plot

Sky plot


Messier 107,