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Contains:  11 Gem, 12 Gem, 7 eta Gem, Gem A, IC 443, IC 444, IC443, Sh2-248, Tejat Prior, The star Propus (ηGem)
Getting plate-solving status, please wait...
Jellyfish nebula in narrowband, 


            Tom's Pics
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Jellyfish nebula in narrowband

Imaging telescopes or lenses: Takahashi FSQ85-EDX

Imaging cameras: ZWO ASI 1600 MM Cooled Pro

Mounts: Paramount MX +

Guiding telescopes or lenses: Orion 30mm Ultra Mini guide scope

Guiding cameras: ZWO ASI120MM Mini

Focal reducers: Takahashi Flattener 1.01x

Software: Main Sequence Software Seqence Generator Pro 3  ·  Pixinsight  ·  PHD2

Filters: Antlia SII 3.5nm 1.25"  ·  Antlia OIII 3.5nm 1.25"  ·  Antlia Ha 3.5nm 1.25"

Accessory: Pegasus Astro Ultimate Powerbox v2  ·  Starizona Microtouch Autofocuser  ·  Interactive Astronomy SkyRoof  ·  Intel NUC i7  ·  Interactive Astronomy SkyEye  ·  Interactive Astronomy Sky Alert  ·  SkyShed Roll-off

Dates:April 9, 2020

Frames: 36x300"

Integration: 3.0 hours

Avg. Moon age: 16.38 days

Avg. Moon phase: 97.08% job: 3399541

RA center: 6h 16' 54"

DEC center: +22° 32' 17"

Pixel scale: 1.713 arcsec/pixel

Orientation: -92.933 degrees

Field radius: 1.183 degrees

Resolution: 3940x3040

Locations: JRO - Home Observatories, Milford, New Jersey, United States

Data source: Backyard


First light for my Tak FSQ85 w/ 1.01x. This is a composition of 12 x 5min subs each of Ha, SII and OIII w/ 3.5nm filters. Captured over 2 nights, April 8-9, 2020. Processed in Pixinsight with help from Autoscript.



Tom's Pics
License: None (All rights reserved)

Sky plot

Sky plot


Jellyfish nebula in narrowband, 


            Tom's Pics