Gallery Index

July 2020 revision

NGC 7635

Bubble Nebula

A July 2020 pass on the stellar wind shell

TypeNebula ConstellationCassiopeia SeasonSummer PaletteNatural and narrowband blend Archive NoteJuly 2020 revision
Image Details

Capture summary

Catalog NGC 7635

Nebula in Cassiopeia

Total Exposure 1h 30m

L-eNhance OSC

Filters L-eNhance

L-eNhance OSC

Frame 2020

Summer target / wide composition

Exposure Breakdown 1h 30m
  • L-eNhance 1h 30m 18 x 300s
  • Totals 1h 30m

Same target, different years.

Older revisions stay in the archive so you can see how the target changed with different equipment, processing, and experience.

The July 2020 Bubble Nebula revision, captured before the deeper December processing run.

Acquisition Data

Technical capture details from the public AstroBin record for this image. View on AstroBin.

  • L-eNhance: 18 x 300s, 1h 30m
  • Totals: 1h 30m

Equipment and Software

  • Telescope: Explore Scientific ED APO 127mm f/7.5 FCD-1 Alu 2" R&P Focuser
  • Camera: ZWO ASI071MC Pro
  • Mount: iOptron CEM60
  • Software: Adobe Photoshop, PixInsight, N.I.N.A.
  • Guiding optics: Orion ST80
  • Guiding camera: ZWO ASI290MM Mini

Target Planner

Nebula in Cassiopeia; best planned for June through August from New Jersey.

Best season June through August

Summer targets often improve later at night as the Milky Way climbs higher.

Good from NJ Late spring through early autumn

Assumes a New Jersey backyard horizon and evening imaging.

Object type Nebula

Emission nebulae are good candidates for narrowband filters; reflection nebulae prefer darker skies.

Constellation Cassiopeia

NGC 7635 is listed here in Cassiopeia.

Moon tolerance Narrowband can tolerate some moonlight.

Current frame: Natural and narrowband blend / L-eNhance OSC.

Planning from Sewell, NJ

Calculating target altitude and moon context.

Check your location Open full planner

Use the full planner to enter a ZIP code, choose a date, and compare the target from your sky.

Planning values are approximate and update in your browser.

Planning site Sewell, NJ 39.7700, -75.1400
Current altitude ...

Based on the current time.

Target transit chart Compact altitude curve for this target over a full day. Target ...

Green marks usable dark-sky altitude.

Next transit ...

Next upper transit.

Rise / set ...

Approximate horizon crossing.

Moon now ...

Moon phase and altitude.