Gum Catalog
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The Gum catalog is an
astronomical catalog An astronomical catalogue is a list or tabulation of astronomical objects, typically grouped together because they share a common type, Galaxy morphological classification, morphology, origin, means of detection, or method of discovery. The olde ...
of 84
emission nebula An emission nebula is a nebula formed of ionized gases that emit light of various wavelengths. The most common source of ionization is high-energy ultraviolet photons emitted from a nearby hot star. Among the several different types of emission n ...
e in the southern sky. It was made by the
Australia Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...
n
astronomer An astronomer is a scientist in the field of astronomy who focuses on a specific question or field outside the scope of Earth. Astronomers observe astronomical objects, such as stars, planets, natural satellite, moons, comets and galaxy, galax ...
Colin Stanley Gum (1924-1960) at
Mount Stromlo Observatory Mount Stromlo Observatory located in the west of Canberra, Australia, is part of the Research School of Astronomy and Astrophysics at the Australian National University (ANU). Australia's oldest telescope and several others at the observatory we ...
using wide field photography. Gum published his findings in 1955 in a study entitled ''A study of diffuse southern H-alpha nebulae'' which presented a catalog of 84 nebulae or nebular complexes. Similar catalogs include the
Sharpless catalog The Sharpless catalog is a list of 313 H II regions (emission nebulae) intended to be comprehensive north of declination −27°. (It does include some nebulae south of that declination as well.) The first edition was published in 1953 with 1 ...
and the RCW catalog, and many of the Gum objects are repeated in these other catalogs. However, the RCW and Gum catalogs were mainly of the southern hemisphere (Mount Stromlo is in the southern hemisphere) The Gum Nebula is named for Gum, who discovered it as Gum 12; it is an
emission nebula An emission nebula is a nebula formed of ionized gases that emit light of various wavelengths. The most common source of ionization is high-energy ultraviolet photons emitted from a nearby hot star. Among the several different types of emission n ...
that can be found in the southern
constellation A constellation is an area on the celestial sphere in which a group of visible stars forms Asterism (astronomy), a perceived pattern or outline, typically representing an animal, mythological subject, or inanimate object. The first constellati ...
s Vela and
Puppis Puppis ("poop deck, stern") is a constellation in the southern sky. It was originally part of the Former constellations, traditional constellation of Argo Navis (the ship of Jason and the Argonauts), which was divided into three parts, the other ...
.


Examples


List

* Gum 1 * Gum 2 * Gum 3 * Gum 4 * Gum 5 * Gum 6 * Gum 7 * Gum 8 * Gum 9 * Gum 10 * Gum 12 * Gum 13 * Gum 14 * Gum 15 * Gum 16 * Gum 17 * Gum 18 * Gum 19 * Gum 20 * Gum 21 * Gum 22 * Gum 23 * Gum 24 * Gum 25 * Gum 26 * Gum 27 * Gum 28 * Gum 29 * Gum 30 * Gum 31 * Gum 32 * Gum 33 * Gum 34 * Gum 35 * Gum 36 * Gum 37 * Gum 38 * Gum 39 *
Gum 40 Gum or GUM may refer to: Viscous or sticky substances * Chewing gum, designed to be chewed without being swallowed ** Bubble gum, designed to be inflated out of the mouth as a bubble ** Gum base, the masticatory delivery system * Natural gum, pol ...
* Gum 41 * Gum 42 * Gum 43 * Gum 44 * Gum 45 * Gum 46 * Gum 47 * Gum 48 * Gum 49 * Gum 50 * Gum 51 * Gum 52 * Gum 53 * Gum 54 * Gum 55 * Gum 56 * Gum 57 * Gum 58 * Gum 59 * Gum 60 * Gum 61 * Gum 62 * Gum 63 * Gum 64 * Gum 65 * Gum 66 * Gum 67 * Gum 68 *
Gum 69 Gum or GUM may refer to: Viscous or sticky substances * Chewing gum, designed to be chewed without being swallowed ** Bubble gum, designed to be inflated out of the mouth as a bubble ** Gum base, the masticatory delivery system * Natural gum, pol ...
* Gum 70a, Gum 70b, HD 100546 Nebulae * Gum 71 * Gum 72 * Gum 73 * Gum 74 * Gum 75 * Gum 76 *
Gum 77 Gum or GUM may refer to: Viscous or sticky substances * Chewing gum, designed to be chewed without being swallowed ** Bubble gum, designed to be inflated out of the mouth as a bubble ** Gum base, the masticatory delivery system * Natural gum, pol ...
* Gum 78 * Gum 79 * Gum 80 * Gum 81 * Gum 82 * Gum 83 * Gum 84 * Gum 85


See also

*
RCW Catalogue The RCW Catalogue (from Rodgers, Campbell & Whiteoak) is an astronomical catalogue of Hα-emission H II region, regions in the southern Milky Way, described in . It contains 182 objects, including many of the earlier Gum catalogue (84 items) objec ...


References


Sources


Gum NebulaThe Cloud HuntersIllustrated Gum Catalog


External links


Illustrated and annotated commentary of Gum objects
{{Portal bar, Astronomy, Stars, Outer space Astronomical catalogues of nebulae H II regions 1955 documents 1955 in science