DayStar Filters Magnesium Quark Eyepiece Kullanıcı Kılavuzu - Sayfa 7
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Sayfayı YazdırAbout Seeing Limitations and Resolution:
Solar observing seeing conditions vary
from nighttime conditions.
During the daytime, radiant heating from the sun affects
significantly. Characterized by turbulence or shimmering as seen over a
hot
seeing can cause significant
on quality of solar
observations.
- Bad seeing is caused by air of different temperatures mixing. This
typically
within the lowest" 10 feet of air. It occurs most often
pavement,
dark
rooftops
and
sometimes
trees.
- High cirrus clouds or "scuzz" will cause scattering of sunlight in the high
which often makes for bad viewing conditions. A classic
of high cirrus clouds is the inability to achieve
or the need to
"chase focus", or a lack of contrast.
moving overhead can also hurt
conditions even on
DayStar Filters are high power viewing platforms and this high resolution
can be
to
issues.
Solar Observers using high
powered, high resolution
and
filters should heed
seeing. While many of these conditions are beyond our control,
in an area with ideal conditions, without pavement in the
direction of viewing, and on days with no high cirrus will offer best
results. Grass is the best environment for daytime
stability.
Each observing location offers different behavior for
seeing cells
at different times of the day, as the air through which one views changes
with movement of the sun. Some locations benefit from best
in
the morning, while many have best seeing in the aftemoon.
Because
most heat variation between air and ground surfaces occurs within the
first 10 feet above the
often a
observing
will offer
This might include a second story deck which overlooks
grass.