By P. B. W. Schwering, F. P. Israel (auth.)
Around the start of the 16th century, Portuguese and Dutch sailors first ventured into southern seas. With their prepared navigational curiosity within the skies, they famous the continual presence of 2 cloud-like positive aspects, no longer faraway from the virtually instantly Southern Pole. the 1st literature point out of those 'clouds' used to be within the magazine written in 1520 via the Italian navigator Pigafetta at the first circumnavigation of the globe through Magalhaes (c/. Pigafetta et ai. , 1962). In honour of this make the most, the items have considering develop into often called the Magellanic Clouds, even supposing the Dutch identify 'Kaapsche Wolken' (Cape Clouds - after the Cape of fine desire) has additionally been in use for hundreds of years. the big and Small Magellanic Clouds are dwarf abnormal galaxies, orbiting our personal Milky approach Galaxy, shortly at distances of fifty three and sixty three kpc respectively (Humphreys, 1984) . . they're the galaxies nearest to us: so much different neighborhood crew galaxies are of order ten instances extra far away. The LMC and SMC also are the prototypical blue dwarf irregulars, representatives of a category of gadgets during which a number of hundred extra far-off gadgets are actually identified. Their lots are a couple of consistent with cent of the mass of the Milky method Galaxy, yet they're particularly gas-rich and seem to be, at the moment epoch, forming stars at a extra prodiguous price than our Galaxy (c/. Lequeux, 1984).
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Extra info for Atlas and Catalogue of Infrared Sources in the Magellanic Clouds
Sample text
At edge of infrared extended emission, near GDR. O'S of LI-LMC 1232. 5'NE of LI-LMC 1335. At infrared edge of GDR. extension to infrared peak LI··LHC 1323. 4'NH of 1374). 6'SE of 1361). On infrared extension in Greater Doradus region (GDR). On 27 INFRARED SOURCE IDENTIFICAnON TABLES 28 Table lHC-Z. 2: Infrared emission from Hodge (197Z) clark clouds in the lHC 1continued 2). 6'NH of 1436). 4'H of LI-LHe 1435. On infrared extension in GOR. In Greater Doradus region. 8'E of LI-LHe 1446. On infrared extension in GDR.
Flux densities are calculated using the size of Column 7. When the size could not be measured the point source response was assumed. In section 4 the Point Source Conversion Factors are given to convert (Peak-Background) Watt m- 2 sr- 1 to Jy. The error in flux densities is approximately 10 - 20 %, and depends on the intensity peak and background level. The flux densities have been obtained from maps produced with the November 1984 IRAS calibration (of the official IRAS products). Lm band. Lm band.
On infrared extension in GOR. See OEM 263. 8'SE of 1451). 6' N of 1486). 1. 7' NE of 1487. On infrared extension South of N159, in GOR. 0'NE of 1483). In 30 Doradus outskirts. 7'5 of LI-LHe 1525. Infrared peak in GOR. See DEM 284. 8'SE of LI-LHe 1518. Infrared peak in GOR. See OEM 271. 7'NE of LI-LHe 1539. In GDR. In 30 Ooradus outskirts. 7'SE of LI-LHe 1553. In GDR. 4'N of LI-LHe 1586. Infrared peak in GDR. See OEM 298. 7'5 of LI-LHe 1629. Infrared peak in GOR. See OEM 304. 3'S of 1662). 1'5 of LI-LHe 1671.