en:vmds
Differences
This shows you the differences between two versions of the page.
Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
en:vmds [2017/01/07 09:23] – [A use of KPF 131HR camera] fluktuacia | en:vmds [Unknown date] (current) – external edit (Unknown date) 127.0.0.1 | ||
---|---|---|---|
Line 1: | Line 1: | ||
- | FIXME **This page is not fully translated, yet. Please help completing the translation.**\\ //(remove this paragraph once the translation is finished)// | ||
- | |||
====== Visual Meteor Detection Station VMDS01A ====== | ====== Visual Meteor Detection Station VMDS01A ====== | ||
Line 54: | Line 52: | ||
Now it is possible to see the camera in /dev/video0 | Now it is possible to see the camera in /dev/video0 | ||
- | 2. Further it is necessary to instal | + | 2. Further it is necessary to install |
Ubuntu repository. | Ubuntu repository. | ||
Line 83: | Line 81: | ||
Note: On some system you may need root privileges while running ucview to get your camera working. | Note: On some system you may need root privileges while running ucview to get your camera working. | ||
- | === Issus with currently used cameras === | + | === Issues |
- | * Signal transmission is not possible over longer distances (in orders of meters). This means, that computer has to be very close to the cameras usually under often problematic weather conditions. | + | * Signal transmission is not possible over longer distances (in orders of meters). This means that computer has to be very close to the cameras usually under often problematic weather conditions. |
* Small angular resolution of camera | * Small angular resolution of camera | ||
* Small dynamic range | * Small dynamic range | ||
Line 96: | Line 94: | ||
==== Protection of camera ==== | ==== Protection of camera ==== | ||
- | Camera placed in a way that it has direct view to the ecliptic has to be protected against direct sunshine that may damage the CCD chip. | + | Camera placed in a way that it has a direct view to the ecliptic has to be protected against direct sunshine that may damage the CCD chip. |
It is customary to use a timer, that would close a camera shutter during a day by means of cutting off the power source. | It is customary to use a timer, that would close a camera shutter during a day by means of cutting off the power source. | ||
Line 129: | Line 127: | ||
=== The synthesis of all-sky image === | === The synthesis of all-sky image === | ||
- | All-sky camera system (composed of more cameras) directly plots a coordinate system to the captured image according to current time. At the same time it is possible to use an automatic detection of key objects found in the image. | + | All-sky camera system (composed of more cameras) directly plots a coordinate system to the captured image depending on the current time. At the same time it is possible to use an automatic detection of key objects found in the image. |
===== Data usage ===== | ===== Data usage ===== | ||
Line 139: | Line 137: | ||
==== Meteorology ==== | ==== Meteorology ==== | ||
- | Because station' | + | Because station' |
Using photometry we can measure the height of cloud base, its thickness or the extent of the cloud cover. | Using photometry we can measure the height of cloud base, its thickness or the extent of the cloud cover. |
en/vmds.1483781021.txt.gz · Last modified: 2017/01/07 09:23 (external edit)