Homepage of Theo Scholten , The Netherlands

(Updated: 31 OCTOBER 2024)

(CCD Astrophotography with home built equipment)

LATEST!
oct 2024
Comet
C/2023 A3
Tsuchinshan-ATLAS 23-27 october 2024
oct 2024
Helix nebula
(HOO)
Helix nebula f=300mm telephoto lens at f/D=4, HOO
oct 2024
NGC7331 and
Stephan's
Quintet
NGC7331 and Stephan's quintet, f=1455mm Newton at f/D=5.7
aug 2024
Veil East
(HOO)
Veil nebula east section HOO, f=882mm, f/D=3.5
aug 2024
NGC6820
nebula (HOO)
NGC6820 HOO, f=882mm, f/D=3.5
may 2024
M63 sunflower
galaxy
M63 sunflower galaxy, 2023/2024
feb 2024
Medusa
nebula (HOO)
Medusa nebula (PK205) 2023/2024
okt 2023
NB-filter
spectrometer
Spectrometer for measuring filter transmission characteristics
aug 2023
Dumbbell
nebula (HOO)
Dumbbell nebula (M27) august 2023
may 2023
SN2023ixf
in M101
SN2023ixf in M101 may 2023
Explore
the updated
equipment
pages!
Fully updated equipment page
feb 2023
Orion M42
M42 Orion nebula, HOO, f=882mm f/D=3.5 Newton 8 february 2023
feb 2023
Horse head
Horse head nebula, HOO, f=882mm f/D=3.5 Newton 19 february 2023
nov/dec 2022
Bubble nebula
Bubble nebula, NGC7635, HOO, f=882mm f/D=3.5 Newton 19 nov & 12/14 dec 2022
aug/sep 2022
Crescent nebula
Crescent nebula, NGC6888, HOO, f=882mm f/D=3.5 Newton 20/23 aug & 1/21 sep 2022
Coma reducer
Narrow Band
Reducing coma and focal length in NB-applications with a simple plano-convex lens

Click on the thumbnails to enter a sub-menu
latest images
galaxies
planets
home built equipment
latest images
galaxies
planets
home built equipment
nebula
planetary nebula
Sun, moon and comets
processing
nebula
planetary nebula
Sun, Moon and Comets
image processing

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