Celestial hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  B144  ·  HD189474  ·  HD189528  ·  HD190113  ·  HD190114  ·  HD226866  ·  HD226867  ·  HD226868  ·  HD226888  ·  HD226900  ·  HD226909  ·  HD226918  ·  HD226919  ·  HD226938  ·  HD226946  ·  HD226966  ·  HD226984  ·  HD227005  ·  HD227018  ·  HD227027  ·  HD227059  ·  HD227060  ·  HD227072  ·  HD227073  ·  HD227080  ·  HD227126  ·  HD227133  ·  HD227134  ·  HD227150  ·  HD227168  ·  And 8 more.
Getting plate-solving status, please wait...
Sh2-101, the TulipNebula, HOO, Stephen Garretson
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Sh2-101, the TulipNebula, HOO

Getting plate-solving status, please wait...
Sh2-101, the TulipNebula, HOO, Stephen Garretson
Powered byPixInsight

Sh2-101, the TulipNebula, HOO

Equipment

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Acquisition details

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Description

Added 2 hours OIII last night for this HOO image.

capture:
[18] guided 600s Ha subs
[12] guided 600s OIII subs
total integration: 5 hours
William Optics FLT 132 APO w/ William Optics Flat 7A [reduces native f/6.9 to f/5.6]
ASI 533MM
Baader 3.5nm Ha filter
Chroma 3nm OIII filter
ZWO EFW
MicroTouch focus motor/control
Paramount MX+

guiding:
William Optics RedCat f/4.9 Petzval Astrograph
ASI 290M Mini

from the Beevo Dome

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

...Stephen

Comments

Sky plot

Sky plot

Histogram

Sh2-101, the TulipNebula, HOO, Stephen Garretson

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The refractors!