File:Barragem da Valeira - Portugal (16833470110).jpg
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Summary
[edit]DescriptionBarragem da Valeira - Portugal (16833470110).jpg |
A barragem da Valeira situa-se no distrito de Bragança, entre os concelhos de São João da Pesqueira (distrito de Viseu) e Carrazeda de Ansiães. Entrou em funcionamento em 1975 e é alimentada pelo curso de água do rio Douro. A Valeira é uma barragem em gravidade, com 48 metros de altura. Pertence à bacia hidrográfica principal do Douro e possui uma bacia hidrográfica própria de 4388,0 km2. A sua albufeira tem uma capacidade total de armazenamento de 98 540 x 103 m3 e uma capacidade útil de 13 040 x 103 m3, e apresenta uma superfície inundável ao NPA (Nível Pleno de Armazenamento) de 795 hectares. As cotas de água na albufeira são: NPA (Nível Pleno de Armazenamento) de 105,20 metros, NMC (Nível Máximo de Cheia) de 113,00 metros e NmE (Nível Mínimo de Exploração) de 103,50 metros. A capacidade do descarregador é de 18 000 m3 /s e o escoamento médio anual de 15 137 hm3. <a href="http://www.infopedia.pt/$barragem-da-valeira" rel="nofollow">www.infopedia.pt/$barragem-da-valeira</a> |
Date | |
Source | Barragem da Valeira - Portugal |
Author | Vitor Oliveira from Torres Vedras, PORTUGAL |
Camera location | 41° 09′ 37.56″ N, 7° 22′ 30.64″ W | View this and other nearby images on: OpenStreetMap | 41.160432; -7.375179 |
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This image was originally posted to Flickr by Portuguese_eyes at https://flickr.com/photos/21446942@N00/16833470110. It was reviewed on 21 March 2019 by FlickreviewR 2 and was confirmed to be licensed under the terms of the cc-by-sa-2.0. |
21 March 2019
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 05:06, 21 March 2019 | 3,888 × 2,592 (2.22 MB) | Tm (talk | contribs) | Transferred from Flickr via #flickr2commons |
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Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Camera manufacturer | Canon |
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Camera model | Canon EOS 40D |
Exposure time | 1/4,000 sec (0.00025) |
F-number | f/4 |
ISO speed rating | 400 |
Date and time of data generation | 16:02, 3 April 2015 |
Lens focal length | 17 mm |
Horizontal resolution | 240 dpi |
Vertical resolution | 240 dpi |
Y and C positioning | Co-sited |
Pair of black and white reference values |
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Exif version | 2 |
Meaning of each component |
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Metering mode | Center weighted average |
Flash | Flash did not fire, compulsory flash suppression |
Supported Flashpix version | 1 |
Color space | sRGB |
File source | 0 |
Scene type | 0 |