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| | Book of Fixed Stars - Wikipedia, the free encyclopedia |
 | | The book was thoroughly illustrated along with observations and descriptions of the stars, their positions, their magnitudes (brightness) and their color. |
 | | He probably also cataloged the Omicron Velorum star cluster as a "nebulous star", and an additional "nebulous object" in Vulpecula, a cluster now known as Al Sufi's, the Coathanger's or Brocchi's Cluster, or Collinder 399. |
 | | Moreover, he mentions the Large Magellanic Cloud as Al Bakr, the White Ox, of the southern Arabs as it is invisible from Southern Arabia because of its southern latitude. |
| en.wikipedia.org /wiki/Book_of_Fixed_Stars (276 words) |
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