astronomical seeing

(redirected from Atmospheric seeing)

astronomical seeing

[‚as·trə′näm·ə·kəl ′sē·iŋ]
(astronomy)
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The photometric effects of atmospheric seeing ('scintillation') are a limiting factor for ground--based observations of exoplanet transits.
Caption: The effects of atmospheric seeing on small and large telescopes are shown here.
That's because video lets you beat Earth's atmospheric seeing like nothing else.
You'll need high power and good atmospheric seeing to resolve Zeta B, which is 2.4" south-southeast of A.
The group entered into an agreement with the University of North Carolina to construct its facility on the school's grounds at Cerro Tololo Inter-American Observatory in Chile, a location well known for its extremely dark skies and frequently steady atmospheric seeing.
In it you will need to keep not only your drawings but also their dates, times (Universal Time is the standard), the equipment used, a note on the quality of the atmospheric seeing, and any other relevant remarks.
The farther north you are, the thicker the atmospheric seeing you'll be looking through--and the more important it will be to time your observing for late at night when Mars will be highest.
I find that a yellow eyepiece filter sharpens up the whole planet a trace, probably by hiding differences in atmospheric seeing at the red and blue ends of the spectrum.
This short-wavelength sensitivity is noteworthy because blue light is particularly affected by atmospheric seeing, leading to more blur when shooting planetary videos.
Saturn is already high enough in the east after dark to provide a crisp image in a telescope on nights of steady atmospheric seeing. Binoculars reveal the close combination of Saturn with M44, the big Beehive Star Cluster.
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