si tacuisses, philosophus mansisses.
Astrophotography by GrandpaJunkrat - Around Cepheus
Cosmology from my armchair..............................
I do it metric .............................................................. Location:
Sneek
bastion@protonmail.com The Netherlands
Bortle 7 - 9
Cepheus, a zodiac sign I keep an eye on.......
All photo's on my site are copywritten. Nothing may be used without permission.
16-06-2023 Finished
40 subs x 180 sec. bortle 9
Filter Baader-Neodymium
9-9-2023 Finished
35 subs x 240 sec.
Filter Optolong L-Enhance
10-08=2023 Finished
240 subs x 10 sec. bortle 12
Filter Baader-Neodymium
16-06-2023 Finished
40 x 180 sec. subs , bortle 9
Filter Baader-Neodymium
2-10-2023 Finished
300 x 10 sec. subs , bortle 9
Filter Baader-Neodymium
20-08-2023 Finished
300 x 10 sec. subs , bortle 9
Filter Baader-Neodymium
20-08-2023 Finished
180 x 10 sec. subs , bortle 9
Filter Baader-Neodymium
Voor blink
23-10-2023 Finished
135 X 120 sec. subs , bortle 9
Filter Baader-Neodymium
Cutout
2-10-2023 In process
8-10-2023 Finished
40 subs x 180 sec. bortle 9
Filter Baader-Neodymium
8-10-2023 Finished
75 subs x 60 sec. bortle 9
Filter Optolong L-Enhance
2-10-2023 In process
For blink
27-07-2024 Finished
27-07-2024 In process
13-10-2024 in process
For blink
Gain testing M101
30 x 60 sec.
Filter Baader-Neodymium
11-11-2024 Finished
90x60 sec. dubbel Uv/Ir filter Bortle 7.
Star forming region Cep OB2.
Paper
https://www.aanda.org/articles/aa/full_html/2015/01/aa24669-14/aa24669-14.html
