# M42 - imaging / exposure time and gain setting for live stacking in sharpcap

**URL:** https://forum.telescopius.com/t/m42-imaging-exposure-time-and-gain-setting-for-live-stacking-in-sharpcap/926
**Category:** General Questions
**Created:** [November 9, 2023, 3:40pm UTC](https://forum.telescopius.com/t/m42-imaging-exposure-time-and-gain-setting-for-live-stacking-in-sharpcap/926 "2023-11-09T15:40:48Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![mixon](https://forum.telescopius.com/letter_avatar_proxy/v4/letter/m/67e7ee/32.png) [@mixon](https://forum.telescopius.com/u/mixon)
#### Post date: [November 9, 2023, 3:40pm UTC](https://forum.telescopius.com/t/m42-imaging-exposure-time-and-gain-setting-for-live-stacking-in-sharpcap/926/1 "2023-11-09T15:40:48Z")

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Hello,  
I’m new to the forum and AP imaging. Wondering what time exp. and gain settings for my light subs, during live stacking in Sharpcap.  
My rig:  
70mm ED Refractor with 0.8X reducer/field flattener.  
Imaging camera ASI533mc Pro  
EQ Mount/ iEXOS-100  
206mm guide scope with mini camera  
Imaging software SharpCap pro 4.0  
Acquisition - Cartes Du Ciel