M 51 - Whirlpool Galaxy

Mar 2026
M 51
author image @jeremy Redford, MI

2

Whirlpool Galaxy

Lights

Filter NO FILTER
Lights 2214
Single Exposure 20 sec
Total Exposure 12 hr 18 min
Gain 80
Offset 200
Temp (°C) -10.0 °C

Equipment

Camera ZWO Seestar S50
Telescope ZWO Seestar S50
Reducer None
Guide Camera ZWO Seestar S50
Guider None
Mount ZWO Seestar
Tripod ZWO Carbon Fiber Tripod TC40
Filter Wheel None
Eaf ZWO Seestar
Dew Heater ZWO Seestar

Nights

Capture Dates Moon Illumination
23 June 2025 Waning Crescent (8.26%)

Software

Acquisition

Seestar
Processing

Siril

M 51 - Whirlpool Galaxy

Sep 2025
M 51
author image @jeremy Redford, MI

1

Whirlpool Galaxy

Lights

Filter NO FILTER
Lights 2214
Single Exposure 20 sec
Total Exposure 12 hr 18 min
Gain 80
Offset 200
Temp (°C) -10.0 °C

Equipment

Camera ZWO Seestar S50
Telescope ZWO Seestar S50
Reducer None
Guide Camera ZWO Seestar S50
Guider None
Mount ZWO Seestar
Tripod ZWO Carbon Fiber Tripod TC40
Filter Wheel None
Eaf ZWO Seestar
Dew Heater ZWO Seestar

Nights

Capture Dates Moon Illumination
11 September 2025 Waning Gibbous (85.69%)

Software

Acquisition

Seestar
Processing

Siril