Hemisphere:  Northern  ·  Constellation: Canes Venatici (CVn)  ·  Contains:  Benetnasch (ηUMa)  ·  M 51  ·  NGC 5194  ·  The star 24CVn  ·  The star Alkaid  ·  Whirlpool Galaxy
Getting plate-solving status, please wait...
M51 at 200mm, 



    
        

            William Maxwell
M51 at 200mm
Powered byPixInsight

M51 at 200mm

Getting plate-solving status, please wait...
M51 at 200mm, 



    
        

            William Maxwell
M51 at 200mm
Powered byPixInsight

M51 at 200mm

Technical card

Imaging telescopes or lenses: Takumar 200mm prime lens Takumar 200mm

Imaging cameras: Canon 500D Canon T1i

Mounts: Celestron CG-4 MotorDrive

Guiding telescopes or lenses: MEADE 50mm Finder Guidescope

Software: Nighttime Imaging ‘N’ Astronomy  ·  Open Guiding PHD2 Guiding  ·  Astro Pixel Processor  ·  Adobe Photoshop CS4 Photoshop CS4


Dates:March 13, 2021

Frames: 390x60" (6h 30')

Integration: 6h 30'

Avg. Moon age: 0.07 days

Avg. Moon phase: 0.00%


Basic astrometry details

Astrometry.net job: 4330296

RA center: 13h35m26s

DEC center: +47°3401

Pixel scale: 4.843 arcsec/pixel

Orientation: 91.709 degrees

Field radius: 3.949 degrees


Resolution: 4768x3424

Data source: Backyard

Description

This image put the last in perspective. Shot at 200mm its still a "zoom" by terrestrial photography standards, but M51 is tiny.

Comments

Sky plot

Sky plot

Histogram

M51 at 200mm, 



    
        

            William Maxwell

In these public groups

Cloudy Nights