Celestial hemisphere:  Northern  ·  Constellation: Virgo (Vir)  ·  Contains:  13.76  ·  20 Vir  ·  27 Vir  ·  30 rho Vir  ·  33 Vir  ·  6 Com  ·  740 Cantabia  ·  IC 3004  ·  IC 3008  ·  IC 3019  ·  IC 3021  ·  IC 3024  ·  IC 3029  ·  IC 3032  ·  IC 3033  ·  IC 3036  ·  IC 3038  ·  IC 3039  ·  IC 3040  ·  IC 3044  ·  IC 3046  ·  IC 3049  ·  IC 3050  ·  IC 3059  ·  IC 3060  ·  IC 3061  ·  IC 3062  ·  IC 3063  ·  IC 3064  ·  IC 3065  ·  And 277 more.
The Virgo Cluster feat. Markarian's Chain, Steve Ludwig
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The Virgo Cluster feat. Markarian's Chain

The Virgo Cluster feat. Markarian's Chain, Steve Ludwig
Powered byPixInsight

The Virgo Cluster feat. Markarian's Chain

Equipment

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Acquisition details

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Description

Equipment

- Nikon D3300 (unmodified)

- Samyang 135mm f2 @ f2

- Skywatcher Star Adventurer Pro Pack

- no-name tripod

Acquisition

- 97 light frames x 120 s = 3 h 14 min total exposure time

- no dark, flat, bias frames

- no filters

- ISO 100

- Bortle 4 zone

Processing

-> light frames stacked in "Deep Sky Stacker" (DSS)

-> median kappa sigma clipping method

-> unmodified TIF opened in PixInsight

-> STF stretch

-> background neutralization

-> histogram transformation

-> color calibration

-> curves transformation

-> saturation increase of stars with star mask

-> ACDNR

-> another saturation increase of stars with star mask

-> dynamic crop

-> saved as jpg

Comments