Astrofriend's homepage
Share: Twitter Reddit Facebook Gmail Gmail Email
Search Astrofriend's homepage:

Valid CSS!

All pages shall now have been validated

Info Cookies (Kakor) / GDPR


Advertisement / Annons:

Messier 33, Triangulum Galaxy

Object : M33 Triangulum Galaxy
Coordinates/Direction : RA: 01h34m, DEC: +30o43'
Object size : 68' x 41'
Object magnitude : 5.72
More to know : Wikipedia: wiki/ Triangulum Galaxy

M33 2023-10-04

M33 Triangulur Galaxy, 2023 (Click on image and get the full field in a new window)
Date : 2023-10-04
Time (UT) : 18:40 to 19:55
Mount : SkyWatcher HEQ5, belt modified, low rider
Guide : QHY5 camera with 200 mm f/3.5 lens
Lens/telescope : Pentax 645 300 mm ED f/4 (medium format lens)
Corrector/Barlow : -
Field (FOV) : 6.8x4.5o (full frame) before crop
camera : Canon 6D, QE=0.5, full frame, 20 Mpixel, 14 bit
camera temperature: About 6o C above surrounding temperature
Film/CCD : Raw, Cr2
Filter : none
Control system: Mount, camera, focus, guide (Ekos) controlled by Astroberry (KStars/Ekos Linux)
Exp. time : 60x60 seconds, iso1600, dithering mode
Image process tool : Siril, Gimp, Irfanview
Processing : crop, cal bias, flat, photometric color calibration
Weather : full Moon and 25% clouds
Site : Sweden, Stockholm, Hagsätra. Bortle 9
Free view Az: 20o-90o, 165o-185o, La: 20o-55o
Comment : In October it's still possible to get the M33 galaxy in view from the balcony at home. Too short exposure time and it get noisy like this.

M33 2015-08-22

M33 Triangulur Galaxy
Date : 2015-08-22
Time (UT) : -
Mount : SkyWatcher EQ6 Pro, beltdrive modified (DIY 2019)
Guide : QHY5 camera with off-axis
Lens/telescope : TS130 APO f/7 910mm (682mm, f/5.2), 3" focuser
Corrector/Barlow : Riccardi 2.5" field flatter, x0.75. T48 connector to camera
Field (FOV) : 3.0 x 2.0o (full frame) before crop
camera : Canon 5D Mk I, QE=0.25, full frame, 12 Mpixel, 12 bit
camera temperature: About 3o C above surrounding temperature
Film/CCD : Raw, Cr2
Filter : none
Control system : Mount by EQMOD, camera by APT, guide by PHD2, focuser by USB-focus, ASCOM Windows PC
Exp. time : 15x120, 12x240 seconds iso800
Image process tool : DSS, Fitswork, Irfanview
Processing : resize, level, cal dark&bias
Weather : clear
Site : Sweden, Stockholm, Ingarö. Bortle 4
Comment : One of my first test with the modified adapters to reduce vignetting problems. Works fine relative earlier.
Go Back to content

Go Back

Advertisement / Annons: