Heart nebula (ic1805)

Posted: Sep 18th, 2025

Technical Info

Telescope/Lens: Askar 103 APO 0.8X

Camera: ZWO ASI2600MC Duo + ZWO ASI294MM Pro

Mount: EQ6-R

Exposure:

120 x 300" ISO/Gain: 120 - ZWO ASI294MM Pro + Sii

80 x 300" ISO/Gain: 120 - ZWO ASI294MM Pro + Ha

100 x 300" ISO/Gain: 120 - ZWO ASI294MM Pro + Oiii

100 x 30" ISO/Gain: 120 - ZWO ASI2600MC Duo

Blue zoneLight Pollution:

Barnaul, Russia

Sep 18th, 2025

25 h 50 m

1240

19

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Resolution: 4066x2750 px

Scale: 8395 KB

36

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Comments

26 hours, almost! Incredible power! Greetings to the Barnaul folks from Novosibirsk!

18 Sep, 2025 Reply

Dmcl Replied to Alex Ch

Astro-greetings to Novosibirsk from Barnaul )

18 Sep, 2025 Reply

Excellent shot! Could you share how you combined the images from the two cameras with different fields of view and resolutions?

21 Sep, 2025 Reply

Dmcl Replied to Vladimir Pudov

In a cracked version of PixInsight 1.8. The StarAlignment process.

21 Sep, 2025 Reply

What is the purpose of shooting stars with a different camera?

25 Sep, 2025 Reply

Dmcl Replied to Herost

For monochrome cameras, the SHO channels are captured. In the SHO palette, stars have unnatural colors. They can be processed in the HOO palette, but that also doesn't look very good. Therefore, the stars were captured with a color camera in RGB and then overlaid.

26 Sep, 2025 Reply

Dmcl Replied to Herost

Although, the stars didn't turn out very well here (

26 Sep, 2025 Reply

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