Zoom Instructions

Place the mouse cursor (or tap) on the image. Click or tap on the double-headed arrow in the row of four icons that appears at top left to expand the image to the full size of your screen. Use the (+) and (-) buttons or the mouse scroll wheel (or pinch and zoom) to zoom in or out. When zoomed in, you can scroll around the image by left-clicking and dragging (or single-finger drag). The "Home" icon quickly returns you to "fit on screen" mode.

Barnard 33 (Horse Head), NGC 2024 (Flame), NGC 2023 and IC 434 Nebulae

Exposure Information

Date: November 21, 2021

Location: Corvallis, Oregon

Telescope: SharpStar 150/2.8 HNT

Focal length: 420mm

F/ratio: f/2.8

Imager: Nikon D5500 (H-alpha modified)
Exposure: 5 x 180sec (15 minutes)

Imager: ZWO ASI6200-MM Pro (with 7nm H-alpha filter)
Exposure: 20 x 600sec (3.33 hours)