Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  HD122865  ·  M 101  ·  NGC 5447  ·  NGC 5449  ·  NGC 5450  ·  NGC 5451  ·  NGC 5453  ·  NGC 5455  ·  NGC 5457  ·  NGC 5461  ·  NGC 5462  ·  NGC 5471  ·  NGC 5477  ·  Pinwheel galaxy
Getting plate-solving status, please wait...
Messier 101 - Pinwheel Galaxy, Steve
Powered byPixInsight

Messier 101 - Pinwheel Galaxy

Getting plate-solving status, please wait...
Messier 101 - Pinwheel Galaxy, Steve
Powered byPixInsight

Messier 101 - Pinwheel Galaxy

Equipment

Loading...

Acquisition details

Loading...

Description

PixInsight:  WBPP

L: DBE->Add Ha->Blur XT->Noise XT->GHS
RGB: DBE->SPCC->Add Ha->Blur XT (stars)->Noise XT->GHS

Extract HSV from RGB.  Channel combination HSV using L as V.  

LHRGB->Star XT->LHE at 20 and 80 pixels->MLT->PixelMath to add stars

Comments

Sky plot

Sky plot

Histogram

Messier 101 - Pinwheel Galaxy, Steve