Tag Archives: deep sky

ISS Strike at the Center of the M106 Galaxy

astrofotografie, astronomie, astronomy, astrophotography, canes venatici, galaxy, m106, messier, star, stars, stern, sterne
ISS Strike at M106 Galaxy – 15 May 2020 02:18 CEST

When the ISS flew over Cologne, Germany on 15 May 2020, 02:17 – 02:24 CEST, the path went straight through M106 which I was imaging at that time.

Given the recent Starlink upheaval, I was a bit angry that one of my subexposures had been ruined by a bright satellite. But on second thought I realized that this was a special event. The path of the ISS flyover can be seen here on heavens-above.com.

Single image, exposure time 10 min, not stacked. See below for technical details.

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IC 1848 – Ha BW

astrofotografie, astronomie, astronomy, astrophotography, cassiopeia, emission nebula, emissionsnebel, ic, ic1848, kassiopeia, seelennebel, soul nebula
IC 1848 – Soul Nebula 2019/2020 – Ha BW

BW only processing of IC 1848 (red channel = ~10 nm Ha).

Backyard astrophotography in light-polluted Cologne-Dellbrück (19.6 mag/”2)
Skywatcher Esprit 100/550 ED, Skywatcher Flattener, Optolong L-enhance, ASI 294MC Pro
OAG with Lodestar X2
Mount AZ EQ6 GT
Image acquisition: CdC, APT, PHD2, dithering
46 x 900s, gain 120, -10C, 30 flats, 30 darkflats, 16 darks
Data calibration/integration: PixInsight
Image processing: PixInsight, Starnet++, Photoshop, Lightroom

More details at Astrobin.