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Contains:  NGC 5198, NGC 5195, Whirlpool galaxy, M 51, NGC 5194, IC 4263, NGC 5169
Getting plate-solving status, please wait...
M51 - Whirlpool Galaxy, 


            Peter Folkesson
M51 - Whirlpool Galaxy

M51 - Whirlpool Galaxy

Technical card

Resolution: 4641x3417

Dates:March 8, 2019March 10, 2019

Baader Blue 1.25" Filter: 99x60" (gain: 200.00) -20C bin 1x1
Baader Green 1.25" Filter: 100x60" (gain: 200.00) -20C bin 1x1
IDAS LPS D1: 212x60" (gain: 200.00) -20C bin 1x1
Baader Red 1.25" Filter: 100x60" (gain: 200.00) -20C bin 1x1

Integration: 8.5 hours

Darks: ~100

Flats: ~100

Bias: ~200

Avg. Moon age: 2.59 days

Avg. Moon phase: 8.25%

Bortle Dark-Sky Scale: 5.00

Temperature: -3.00 job: 2596281

RA center: 202.462 degrees

DEC center: 47.200 degrees

Pixel scale: 0.974 arcsec/pixel

Orientation: 260.306 degrees

Field radius: 0.780 degrees

Locations: Backyard, Borås, Sweden

Data source: Backyard


2019-03-08 19:30-22:00
Some low clouds, no moon, some wind, 95% humidity, 0 degrees C

2019-03-10 19:30-03:00
Clear, setting moon, some wind, 85% humidity, -3 degrees C



Peter Folkesson
License: None (All rights reserved)


  • M51 - Whirlpool Galaxy, 


            Peter Folkesson
  • Final
    M51 - Whirlpool Galaxy, 


            Peter Folkesson

Sky plot

Sky plot


M51 - Whirlpool Galaxy, 


            Peter Folkesson