ID: | 162828 |
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Artikuls: | 12176 |
EAN: | 4049467121763 |
Ražotājs: | Omegon |
Pieejamiba: | Ir noliktavā |
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The Omegon planisphere is the best way to learn how to recognise stars and constellations. Its your guide to the stars!
A planisphere consists of a round celestial chart, with one celestial pole in the centre. That star chart shows all stars, constellations and objects like nebulae (see below), that are visible in a certain area. The starry sky is not always the same, however: stars rise and set and in the summer you see a different sky than in the autumn, winter or spring.
That is why the planisphere has another disc, on top of the star chart. This disc has a transparent opening, the horizon opening, that shows what part of the starry sky is visible at a certain date and time. And the planisphere can be very easily set for that date and time.
The Omegon planispheres in short: