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Contains:  IC 4605, rho Oph nebula, IC 4604, IC 4603, M 4, NGC 6121, IC 4601, IC 4592, The star 22Sco, The star ψOph, The star οSco, The star ωOph, The star ω2Sco, The star νSco, The star ω1Sco, The star Al Niyat (σSco), The star Graffias (β1Sco), The star Antares (αSco), Part of the constellation Scorpius (Sco)
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Scorpion wide field

Technical card

Imaging telescope or lens:Takahashi FSQ-106EDXIII

Imaging camera:Pentax 645z

Mount:Takahashi EM200 Temma 2

Guiding telescope or lens:Guidescope 60mm f=280mm

Guiding camera:ZWO ASI 290 MM MINI

Software:PixInsight Photoshop CS 6 photoshop CS6

Resolution: 5222x3751

Dates:June 14, 2018

Frames: 171x180"

Integration: 8.6 hours

Avg. Moon age: 0.77 days

Avg. Moon phase: 0.68% job: 2172017

RA center: 247.273 degrees

DEC center: -23.090 degrees

Pixel scale: 7.965 arcsec/pixel

Orientation: 359.835 degrees

Field radius: 7.112 degrees

Data source: Traveller


This is a 3 x 3 mosaic (9 panels) of Scorpion wide field. Total acquisition time was 513 minutes using Takahashi FSQ-106ED telescope and Pentax 645z camera.

Data was collected in June this year, on Mauna Kea, Big Island, HI. The whole session spanned about one week.

The picture was reduced to 1/16 of its original size before uploading (1/4 width & hight of original photo.)

Hope you like it.



Hojong Lin
License: None (All rights reserved)

Sky plot

Sky plot


Scorpion wide field, 


            Hojong Lin