I spent the last month capturing this 31 hour exposure image of the Vela Supernova Remnant from my backyard

Image from preview.redd.it and submitted by OkeWoke
image showing I spent the last month capturing this 31 hour exposure image of the Vela Supernova Remnant from my backyard

OkeWoke on February 7th, 2020 at 10:50 UTC »

Finally after a month of imaging, it is done. This is a 31.4 hour HOO image of a really faint region of the Vela SNR taken from my backyard in Auckland, New Zealand.

If you enjoy my images, my instagram handle is @OkeWoke

Additionally higher quality display of all my images here my personal site.

Equipment:

Scope: GSO 8" F/4, flocked, 2" moonlite, DIY AutoFocuser, DIY Secondary Dew Heater

Coma Corrector: SkyWatcher Aplanatic/Quattro

Camera: ZWO ASI 1600MMC PRO (Image scale ~1"/pixel)

Mount: EQ6-R

Guide Scope: ZWO 60mm

Guide Cam: QHY5LIIC

All ZWO LRGBSHO filters

Acquired on 31/12/2019, 03/01/2020, 07/01/2020, 17/01/2020, 18/01/2020, 19/01/2020, 20/01/2020, 22/01/2020, 28/01/2020, 31/01/2020.

Subs & Integration times:

Ha: 91 x 300s (7.6 hrs) + 38 x 900s (9.5 hrs) 17.1 hours total

Oiii: 172 x 300s (14.3 hrs)

Grand Total: 31.4 hours

All at unity gain, 21 offset, -15 degrees celsius

Acquired with the NINA imaging suite. Guided with PHD2. Mount interface: EQMOD

Processing: Flat and dark calibration 1x drizzle w/ 0.6 dropshrink

Ha & Oiii: ABE, DECON, TGV NR, MMG NR, HT Stretch

Channel Combination to create RGB image with HOO mapping. Colour Curves on Hue, a and b channels to achieve final colours. LHE applied to dark and bright region using rangemask Contrast Curves ACDNR Star Reduction Further curves

TL;DR Pointed telescope and monochrome camera using two special filters at this region of sky. Took many small exposures (5 or 15 minutes). Combined together to create this.

Matthew3530 on February 7th, 2020 at 10:51 UTC »

Where in the hell is your backyard???

This is amazing

Musclemagic on February 7th, 2020 at 11:33 UTC »

Is it called a "HOO" image because after 30+ hours you just go, "HOOO!!!!"