NGC 188 - Polarissima Cluster (Caldwell 1)

Apr 2026
NGC 188
author image @jeremy Redford, MI

2

Polarissima Cluster - https://www.messierplanner.co.uk/object/c1-polarissima-cluster

Lights

Filter NO FILTER NO FILTER
Lights 7 49
Single Exposure 20 sec 60 sec
Total Exposure 2 min 20.000000 sec 49 min 0.000000 sec
Gain 80 80
Offset 200 200
Temp (°C) -10.0 °C -10.0 °C

Equipment

Camera ZWO Seestar S30
Telescope ZWO Seestar S30
Reducer None
Guide Camera ZWO Seestar S30
Guider None
Mount ZWO Seestar
Tripod NEEWER M521 20" Portable Desktop Mini
Filter Wheel None
Eaf ZWO Seestar
Dew Heater ZWO Seestar
Rotator K&F CONCEPT FH-03 Fluid Head

Nights

Capture Dates Moon Illumination
23 April 2026 Waxing Crescent (38.23%)

Software

Acquisition

Seestar

Stellarium
Processing

Cosmic Clarity

Graxpert

Seti Astro Suite Pro

Siril

Syqon Prism

Syqon Starless