Fișier:The Many Layers of NGC 1808 (iotw2320a).jpg
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DescriereThe Many Layers of NGC 1808 (iotw2320a).jpg |
English: NGC 1808 is a barred spiral galaxy located in the southern constellation Columba (the dove). This image was captured using the Dark Energy Camera (DECam), which is mounted on the Víctor M. Blanco 4-meter Telescope at Cerro Tololo Inter-American Observatory (CTIO), a Program of NSF’s NOIRLab, in Chile. The core of NGC 1808 is thought to house a supermassive black hole, characterized by its accretion of material and higher-than-normal brightness. The smoldering center is closely surrounded by a faint blue ring populated with star clusters and supernova remnants. This region is defined by its starburst activity, producing an exceptional number of hot, bright, young stars. The abundance of rapid star formation is thought to be the result of past tidal interactions with the nearby galaxy NGC 1792. Laced throughout this middle region of NGC 1808 are dark dust lanes resulting from large outflows of hydrogen gas from the galactic nucleus. The softly glowing outer arms surrounding the galaxy are slightly warped, again pointing to tidal interactions with NGC 1792. Such an interaction could have created the asymmetrical shape of NGC 1808 and hurled gas towards the nucleus, igniting the rapid star formation in its surrounding ring.You can find a square view of this Image of the Week here.Image processing: R. Colombari and M. Zamani (NSF’s NOIRLab) |
Dată | 17 mai 2023 (upload date) |
Sursă | The Many Layers of NGC 1808 |
Autor | Dark Energy Survey/DOE/FNAL/DECam/CTIO/NOIRLab/NSF/AURA |
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This media was created by the National Optical-Infrared Astronomy Research Laboratory (NOIRLab).
Their website states: "Unless specifically noted, the images, videos, and music distributed on the public NOIRLab website, along with the texts of press releases, announcements, images of the week and captions; are licensed under a Creative Commons Attribution 4.0 International License, and may on a non-exclusive basis be reproduced without fee provided the credit is clear and visible." To the uploader: You must provide a link (URL) to the original file and the authorship information if available. | |
Acest fișier a fost eliberat sub licența Creative Commons Atribuire 4.0 Internațională.
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2.490 pixel
4.427 pixel
3.082.137 byte
checksum engleză
c47fa0b2b5e0b67774c69d069c86aaf560508206
17 mai 2023
pHash checksum engleză
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Data și ora | Miniatură | Dimensiuni | Utilizator | Comentariu | |
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Informații
Acest fișier conține informații suplimentare, introduse probabil de aparatul fotografic digital sau scannerul care l-a generat. Dacă fișierul a fost modificat între timp, este posibil ca unele detalii să nu mai fie valabile.
Credit/Furnizor | Dark Energy Survey/DOE/FNAL/DECam/CTIO/NOIRLab/NSF/AURA |
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Titlu scurt |
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Data și ora producerii imaginii | 17 mai 2023 06:00 |
Comentarii la fișierul JPEG | NGC 1808 is a barred spiral galaxy located in the southern constellation Columba (the dove). This image was captured using the Dark Energy Camera (DECam), which is mounted on the Víctor M. Blanco 4-meter Telescope at Cerro Tololo Inter-American Observatory (CTIO), a Program of NSF’s NOIRLab, in Chile. The core of NGC 1808 is thought to house a supermassive black hole, characterized by its accretion of material and higher-than-normal brightness. The smoldering center is closely surrounded by a faint blue ring populated with star clusters and supernova remnants. This region is defined by its starburst activity, producing an exceptional number of hot, bright, young stars. The abundance of rapid star formation is thought to be the result of past tidal interactions with the nearby galaxy NGC 1792. Laced throughout this middle region of NGC 1808 are dark dust lanes resulting from large outflows of hydrogen gas from the galactic nucleus. The softly glowing outer arms surrounding the galaxy are slightly warped, again pointing to tidal interactions with NGC 1792. Such an interaction could have created the asymmetrical shape of NGC 1808 and hurled gas towards the nucleus, igniting the rapid star formation in its surrounding ring. You can find a square view of this Image of the Week here. Image processing: R. Colombari and M. Zamani (NSF’s NOIRLab) |
Software folosit | Adobe Photoshop 24.2 (Windows) |
Data și ora digitizării | 14 martie 2023 18:43 |
Data și ora modificării fișierului | 24 martie 2023 22:49 |
Data ultimei modificări a metadatelor | 24 martie 2023 22:49 |
Sursă | NSF's NOIRLab |
ID-ul unic al documentului original | xmp.did:b65f57ce-f572-324f-9d0f-3ce2b37c5f3b |
Titlul imaginii |
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Cuvinte cheie | NGC 1808 |
Informații de contact |
950 North Cherry Ave. Tucson, AZ, 85719 USA |
Termeni de utilizare |
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