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Sunday, August 9, 2020 | History

2 edition of green flash and other low sun phenomena found in the catalog.

green flash and other low sun phenomena

D. J. K. O"Connell

green flash and other low sun phenomena

by D. J. K. O"Connell

  • 17 Want to read
  • 21 Currently reading

Published by Specola Vaticana, distributed by Interscience Publishers in Città del Vaticano, New York .
Written in English

    Subjects:
  • Green flash.

  • Edition Notes

    Statementby D. J. K. O"Connell ; with photos. (80 in colour) by C. Treusch.
    SeriesRicerche astronomiche - Specola astronomica Vaticana ; v. 4
    Classifications
    LC ClassificationsQB1 .R42 vol. 4, QC976.C6 .R42 vol. 4
    The Physical Object
    Pagination192 p. :
    Number of Pages192
    ID Numbers
    Open LibraryOL4489723M
    LC Control Number79319297

    The sky (or celestial dome) is everything that lies above the surface of the Earth, including the atmosphere and outer space.. In the field of astronomy, the sky is also called the celestial is an abstract sphere, centred on the earth, on which the Sun, stars, planets, and the Moon appear to be celestial sphere is conventionally divided into designated .   The "Green Flash", also known as the "Green Ray", is a visual phenomenon that occurs at sunset. It is considered good luck in some cultures to see the green flash; others see it as a more foreboding omen. Whatever your view, it is a brief 88%(76).

    green flash or emerald flash, a refractive phenomenon of the atmosphere where the top edge of the setting (or, less frequently, rising) sun will momentarily turn emerald green. The green color lasts from a fraction of a second to two seconds. It is usually seen over a low distant horizon, such that as of the ocean or a prairie, when the sky is clear and. A Blue Flash. Green flashes occasionally appear when the sun (or moon or Venus or Jupiter) sink below the flashes are much rarer but still well-recognized phenomena. An example of the latter was observed in on the Indian Ocean. Aug , Bay of the m.v. Repulse Bay enroute Jeddah to Port Klang."Prior to sunset the vessel was .

    The green flash is not common. That is, it doesn't happen every day and there is really no one beach where it might be more likely to be seen. Some hold that it is an illusion, and that it doesn't really exist. But it is an explainable atmospheric phenomenon that . Scientific basis. Green flashes and green rays are rare optical phenomena that occur shortly after sunset or before sunrise, when a green spot is visible for a short period of time above the sun, or a green ray shoots up from the sunset point. It is usually observed from a low altitude where there is an unobstructed view of the horizon, such as on the : Jules Verne.


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Green flash and other low sun phenomena by D. J. K. O"Connell Download PDF EPUB FB2

Get this from a library. The green flash and other low sun phenomena. [D J K O'Connell]. The green flash, and other low sun phenomena: With photographs (80 in colour) Hardcover – January 1, by D. K O'Connell (Author) See all formats and editions Hide other formats and editions.

Price New from Used from Author: D. K O'Connell. A green flash is a phenomenon in which part of the sun appears to suddenly change color for about 1 or 2 seconds. The brief flash of green light is seen more often at sunset than at : Kim Ann Zimmermann.

The light rays are bent or refracted in the same way as when light passes through a glass prism, and the green flash occurs abruptly when the lower red rays have sunk below The observes horizon.

So this model was still put forth by D. O'Connell in his book, “The Green Flash and Other Low Sun Phenomena,” although it hardly accounts for the color photographs shown there. (The phrase “low Sun phenomena,” by the way, was coined by W.

Fisher.). Atmospheric optics is "the study of the optical characteristics of the atmosphere or products of atmospheric processes. [including] temporal and spatial resolutions beyond those discernible with the naked eye".

Meteorological optics is "that part of atmospheric optics concerned with the study of patterns observable with the naked eye". Nevertheless, the two terms are sometimes. Richard Byrd, on one of his expeditions to the south pole, saw the green flash for an amazing 35 minutes, as the rising sun slid across the horizon at the end of the long, dark winter.

as broadcast by the Mount Washington Observatory's radio program, “The Weather Notebook” on. Just as the setting Sun disappears completely from view, a last glimmer appears startlingly green. The effect is typically visible only from locations with a low, distant horizon, and lasts just a few seconds.

A green flash is also visible for a rising Sun, but takes better timing to spot. A dramatic green flash was caught in the above. The setting sun sometimes causes an amazing sight, a brief green or blue flash of light. The flashes of green and even blue light last only seconds.

It's a Author: Jonathan Belles. Read "The Green Flash and Other Low Sun Phenomena, The American Journal of Physics" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

I thoroughly enjoyed reading Seeking the Green Flash for many reasons. I live in Maui and sail in the places accurately portrayed in the book. The plot is very absorbing and I didn't want to put it down.

I highly recommend Lanny's book to anyone who loves sailing or simply enjoys an excellent adventure novel/5(27). It's a green flash from the Sun. The truth is the green flash does exist and its cause is well understood.

Just as the setting Sun disappears completely from view, a last glimmer appears startlingly green. The effect is typically visible only from locations with a low, distant horizon, and lasts just a few seconds. There was a wonderful book of colour images published by the Vatican Observatory about 50 years ago "The Green Flash and Other Low Sun Phenomena." The Vatican Observatory at Castel Gondolfo has excellent horizons both east and west, and one of the Jesuits there specialized in photographing the green flash whenever possible.

Below is the description of a green flash by Jules Verne: " will be ' green,' but a most wonderful green, a green which no artist could. Green flash. From Academic Kids. Green flashes and green rays are rare optical phenomena that occur shortly after sunset or before sunrise, when a green spot is visible for a short period of time above the sun, or a green ray shoots up from the sunset point.

It is usually observed from a low altitude where there is an unobstructed view of the. There are other kinds of mirage that similarly enhance the green flash, but this inferior mirage is by far the most common. If you want to prolong your view of the green flash, you have two options.

One is to move upwards to match the speed at which the sun is setting, so that you can keep the green rim continuously in view.

This option allows users to search by Publication, Volume and Page Selecting this option will search the current publication in context.

Selecting this option will search all publications across the Scitation platform Selecting this option will search all publications for the Publisher/Society in contextAuthor: D.

O'Connell, Lawrence H. Aller. Also known as “green rays”, the green flash is an atmospheric phenomenon that can be seen from any altitude, and that occurs either just as the top rim of the Sun descends below the horizon at sunset, or, just as the top of the Sun emerges from below the horizon during sunrise.

At the precise moment that the sun melts into the horizon on the ocean during a sunset, lucky spectators may see a “green flash” along the horizon. It lasts no more than a few seconds, so it. English: This page is for images of the Green flash phenomena. Green flashes and green rays are rare optical phenomena that occur shortly after sunset or before sunrise, when a green spot is visible for a short period of time above the sun.

And that’s what increases the intensity of the light so that we see a proper, vivid green flash. There are other kinds of mirage that similarly enhance the green flash, but this inferior mirage is by far the most common. If you want to prolong your view of .Green flashes are real (not illusory) phenomena seen at sunrise and sunset, when some part of the Sun suddenly changes color (at sunset, from red or orange to green or blue).

The word “flash” refers to the sudden appearance and brief duration of this green color, which usually lasts only a second or two at moderate latitudes. Green flashes are a group of phenomena which stem from slightly different causes, and therefore some types of green flashes are more common than others.

Lots of people will claim that they have seen the green flash at sunset, but they are tricky to find and don’t happen all the time.

While there is no optimal condition that will guarantee a.