Triple APOD - May 9, 2025: Thor's Helmet (NGC 2359) By Erich Krause
From Erich:
3.5 hours integration from city of Chestermere
25 x 300s OIII
18 x 300s Ha
Sharpstar 140PH
MESU 200 MKII mount
ZWO 2600MM w 3nm Antlia
I used the BlurXTerminator combined with some fancy masks to pinpoint and extract the details from the core of the image.
Related Products

SharpStar 140PH Premium APO S Triplet Refr...
We love refractors and this one is huge! 140mm of premium glass will bring out mind blowing detail in the faintest deep sky objects. This will take...

SharpStar 140PH Premium APO S Triplet Refractor (140PH)

ZWO ASI2600MM Pro USB3.0 Cooled Monochrome...
These are extraordinary cameras. Incredible detail and sensitivity combined with huge sensors result in gorgeous wide-field images. They also work ...

ZWO ASI2600MM Pro USB3.0 Cooled Monochrome Camera (ASI2600MM-P)

Antlia ALP-T Dual Band 3nm Ha&OIII 2" Filt...
Filter technology continues to advance and deliver better results in your astrophotography. Antlia has you covered with this premium dual band filt...
