M39 Open star cluster

M39 OPEN STAR CLUSTER Telescope or Lens: Meade LightBridge Mini 114 Modified (F450mm f/3.95) Camera: ZWO ASI533MC Pro Mount: Sky-Watcher EQ6-R Pro Guide Scope: Юпитер-21А Guide Camera: ZWO ASI178MM Software: PixInsight Accessories: Sharpstar 0.95x MPCC Kolomna, Russia Light Pollution: Yellow zone Exposure: 90 x 60" ISO/Gain: 100 - Optolong uv/ir cut, -20C Viewer link: https://deepskyhosting.com/hmEh8dx Author: Евгений Сергеев