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Sh2-91 Section, Ha, Stephen Garretson

Sh2-91 Section, Ha

Getting plate-solving status, please wait...
Sh2-91 Section, Ha, Stephen Garretson

Sh2-91 Section, Ha

Equipment

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Acquisition details

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Description

Sharpless 2-91 [aka LBN 147] is a supernova remnant in Cygnus that reminds me of the Veil. While the entire SNR spans 2.5°, this image is of one of the two main filamentary sections. I'll gather OIII data asap for an HOO rendering.[24] 600s guided Ha subs
total integration: 4 hours

capture:
Borg 107FL 6 element f/3.9 APO
Primalucelab Esatto focuser
William Optics Star 71 f/4.9 Gen II Petzval Astrograph
MicroTouch focus motor
dual ASI 2600 MM Pros
Starlight Xpress USB filter wheel
Baader 3.5nm Ha filter
ZWO EFW
Chroma 3nm Ha filter

guiding:
William Optics 130mm Uniguide guide scope
ASI 290M Mini 

Paramount MX+
from the Beevo Dome

TheSkyX, SGP, PHD2
PixInsight, Mac OS Photos, Preview

...Stephen

Comments

Histogram

Sh2-91 Section, Ha, Stephen Garretson

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