C/2023 A3 Tsuchinshan-ATLAS
Tarde de 18 octubre. Polop de la Marina mirando hácia el oeste por el León Dormido. Azotea, windy, at around 20:30
linuxcb
configuraciones entre palmeras
18 oct 2024
2 oct 2024
autumn clusters
Still no astro camera, but the old 450d is doing great. This time, an all nighter. It survived.
asterism c399 percha in vulpecula 450d on q150 34x3min @ ISO800 |
mirfak and friends in perseus 450d on q150 10x3min @ ISO800 |
nebula ngc281 pacman in cassiopeia 450d on q150 34x3min @ ISO800 |
open cluster l to r ngc884 and ngc869 in perseus 450d on q150 36x3min @ ISO800 |
open cluster m103 in cassiopeia 450d on q150 36x3min @ ISO800 |
28 sept 2024
450d calibration
Using Siril with light and flat frames only, we simply subtract the offset of 1024. Method here.
mirror shadow along the top edge |
27 sept 2024
450d clusters
Omegon in Germany for repair. Again. Out with the trusty old eos450d. Strange night. Warm westerly hair-dryer breeze giving 27º at 01:00. Not good for old sensors. But hey, dither to the fore...
open cluster ngc457 owl in cassiopeia eos450d on q150 34x3min @ ISO800 |
open cluster m39 in cygnus eos450d on q150 36x3min @ ISO800 |
phd2 loses calibration EKOS
Save loadsa time.
Calibrate near the intersection of the meridian and equator and set PHD2 to:
Auto restore calibration
Reset Guide Calibration After Each Slew
...and if you're using the internal guider you do want to:
Store and reuse guide calibration when possible
24 sept 2024
11 sept 2024
siril astro build ubuntu 24.04
install dependencies
sudo apt install libgtk-3-dev libcfitsio-dev libfftw3-dev libgsl-dev libopencv-dev libcurl4-gnutls-dev libpng-dev libjpeg-dev libtiff5-dev libraw-dev gnome-icon-theme libavformat-dev libavutil-dev libavcodec-dev libswscale-dev libswresample-dev libgit2-dev libheif-dev libexiv2-dev libjxl-dev wcslib-dev libjson-glib-dev libffms2-dev
clone the source
cd siril
git pull
git submodule update --recursive
meson setup --reconfigure _build
git clone --recurse-submodules https://gitlab.com/free-astro/siril.git
buildcd siril meson setup _build --buildtype release -DlibXISF=falseupdate
cd _build ninja ninja install
cd siril
git pull
git submodule update --recursive
meson setup --reconfigure _build
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