Guido FORRIER

I use only Mac ! and for free you can have SIRIL . For a moderate price APP (Astro pixel processor) is great . There is also Lynkeos . I needed the Dell from my daughter to install a firmware on ...

bad weather : I just saw the forecast : no clear skies in sight ! I only want clear skies , no or less  light pollution , low humidity , low air pollution , no turbulence ... so the higher and ...

my problem with 30 sec. subs is that for 6 hours I need 720 exposures , and that is a lot to handle for my or your  computer . but it is doable . Guido

I use a Sony A7R II and I shoot a lot in electronic mode but not for astro. Electronic mode does not work in bulb mode . Not a problem because is use mostly ( or I did shoot mostly when the skies ...

and the weather forecast its not good at all . I live in town in one of the most light polluted regions  of the world . I know a very dark place in the Eifel ( Germany) where I can park my camper ...

same here in Flanders , the Eifel , Burgenland (Austria) and  every where astrophotographers are locked in house by their government . Guido

i have SIRIL on my computer but did not use it yet . Are you satisfied with this app.? I wil try it with old data , as for now weather is bad and keeps to be bad . Guido

Vielen Dank , nur noch ein hellen Himmel ! Guido

Guten Abend Michael , can I find somewhere your review ? Ich spreche , lese und schreibe auch  Deutsch . Guido

now when I have better equipment and some better skills the weather is bad and I see no clear skies in the next month . Our house is situated in the inner town of Brugge and practical the whole ...

due to the lockdown I can not travel to my favorite site in the Eifel ( 690 m alt. and very dark); I live in town with lots of light pollution . my son lives out of the town in a darker place : ...

Guido is an Italian name but I I am born and live in Brugge/Flanders/Belgium . Brugge is nearby the North Sea and climate is very humid . I live in the old town and streets are illuminated with ...

and I can see the moon , mars and Jupiter... no way ro photograph M31 from here . As we are trapped by the virus I can not go to darker places . Guido

looks like e Chinese premium scope : https://www.aliexpress.com/i/4000867768689.html https://agenaastro.com/sharpstar-121mm-f-5-6-ed-quituplet-apo-refractor-telescope-121sdq.html http://www.sharpst ...

even with my Sony's I see to MUCH stars and use starnet++ te clean up all these stars to see the deep sky nebulae . and for the galaxies = star "eaten " is not a real issue . Guido-- retired pro

my take on the North America and Pelican : i used a non modified Sony A7RII , skywatcher ed 72 i  ipotron cem 25 ; my location was quite good : am Weisser Stein in the german Eifel at 690 m ...

I have nothing against Ken Rockwell but I did not look at the date of his statement :2008 .Now we are 2020 = quite difference ! I apologize for my writing .

Ken Rockwell denies the fact that my Digital camera has NO AA filter and can achieve a resolution of 240.8 megapixels !( Sony A7RIV High Resolution Composite) . Besides Velvia has a very limited...

I am scanning old negatives and the only ones I like are the rolfilm negative . the camera was mostly a Rolleiflex 2.8 G . Optics were superb .... but the result of scanning the films is not up to...

There are a lot of theories and maybe a combination of them can explain the chaotic behavior of the climate . https://www.sciencedirect.com/science/article/abs/pii/S1342937X10001966 https://physics ...