After the veil clouds had partly disappeared, I checked the collimation of the cassegrain telescope (C11 Celestron) , which I did not have to correct. Then performed another star alignment of the 10Micron GM2000 Qci … Read more
I noticed that the images are very bad, taken with the 0.4-m f/3.8 setup. Problem was that the all stars appears as comets. Very strange. I could not at first immediately pinpoint the cause, after … Read more
I received the atmospheric sensor and humidity sensor for the AAG cloudwatcher and mounted this sensor. Also i could see that the rain sensor was a little damaged and cleaned this sensor + i put … Read more
I noticed an problem with my setup with the ASA DDM85 mount. The USB devices aren’t recognised anymore . After some tests, i could conclude that the internal USB hub of the ASA DDM85 isn’t … Read more
I started the observatory for acquiring images of the 2 most visible comets at the moment. Unfortunately when the CCD-camera downloaded the first image, the USB was blocked and the mount gives a reset of … Read more
I replaced the L200 spectrograph with the LHiResIII spectrograph with 2400 l/mm grating for higher resolution. As first spectrum i choose X Cygni (HD 197572).
