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Sao chổi lớn năm 1811, tên chính thức C/1811 F1, là sao chổi có thể nhìn thấy bằng mắt thường trong khoảng 260 ngày, một kỷ lục cho đến khi xuất hiện sao chổi Hale-Bopp vào năm 1997.
The Great Comet of 1811, formally designated C/1811 F1, is a comet that was visible to the naked eye for around 260 days, the longest recorded period of visibility until the appearance of Comet Hale–Bopp in 1997.
The Great Comet of 1811, first observed in March and easily visible in the night sky during September and October, made a dramatic backdrop for the first weeks of the trip. More information on the Great Comet of 1811 is available from astronomer Gary W. Kronk.
On 2 September 1883 a (faint) comet was accidentally discovered by William Robert Brooks and later identified with the comet of 1812. [14] An outburst was observed on 21–23 September 1883, as the comet brightened from magnitude 10–11 to 8–8.5, and its appearance changed from diffuse to star-like. [15]
Tiếng Việt. Tiếng Việt ( chữ Nôm: 㗂 tiếng 越 Việt ), còn gọi tiếng Việt Nam, tiếng Kinh hay Việt ngữ, là ngôn ngữ của người Việt với vai trò ngôn ngữ chính thức tại Việt Nam. Tiếng Việt là ngôn ngữ mẹ đẻ của trên 90 triệu người, cũng được người Việt hải ...
Media in category "Great Comet of 1811". The following 24 files are in this category, out of 24 total. 1811CometIlustration.jpg 900 × 495; 254 KB. 1840 celestial map of the Northern Hemisphere by Adolf Stieler.jpg 9,385 × 7,801; 13.53 MB. 1856 Burritt - Huntington Chart of Comets, Star Clusters, Galaxies, and Nebulae - Geographicus - Comets2 ...
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The Great Comet of 1811 ( C/1811 F1) was a comet visible to the naked eye for about 260 days. This was a record until the appearance of Comet Hale–Bopp in 1997. In October 1811, at its brightest, it displayed an apparent magnitude of 0, with an easily visible tail. Category: Comets.
