Log Book Archives - Page 18 of 24 - Roger Nelson Astronomy

M36

Roger Nelson January 16, 2024Lists, Log Book, Messiers, NGC Objects, Open Clusters, Portfolios Leave a Comment

M36 Messier 36 or M36, also known as NGC 1960, is an open cluster of stars in the somewhat northern Auriga constellation. It was discovered by Giovanni Batista Hodierna before 1654, who described it as a nebulous patch. The cluster …

M34

Roger Nelson January 16, 2024Lists, Log Book, Messiers, NGC Objects, Open Clusters, Portfolios Leave a Comment

M34 Messier 34 (also known as M34 or NGC 1039) is a large and relatively near open cluster in Perseus. It was probably discovered by Giovanni Batista Hodierna before 1654[4] and included by Charles Messier in his catalog of comet-like …

M33 Triangulum Galaxy

Roger Nelson January 16, 2024Galaxies, Herschel 400 Catalog, Lists, Local Group, Log Book, Messiers, NGC Objects, Portfolios Leave a Comment

M33 Triangulum Galaxy The Triangulum Galaxy is a spiral galaxy 2.73 million light-years (ly) from Earth in the constellation Triangulum. It is catalogued as Messier 33 or NGC (New General Catalogue) 598. With the D25 isophotal diameter of 18.74 kiloparsecs …

M30

Roger Nelson January 16, 2024Globular Clusters, Lists, Log Book, Messiers, Portfolios Leave a Comment

M30 Messier 30 (also known as M30 or NGC 7099) is a globular cluster of stars in the southeast of the southern constellation of Capricornus, at about the declination of the Sun when the latter is at December solstice.[a] It …

M29 Open Cluster

Roger Nelson January 16, 2024Lists, Log Book, Messiers, NGC Objects, Open Clusters, Portfolios Leave a Comment

M29 Open Cluster Messier 29 or M29, also known as NGC 6913, is a quite small, bright open cluster of stars just south of the central bright star Gamma Cygni of a northerly zone of the sky, Cygnus. It was …

M24 Sagittarius Star Cloud

Roger Nelson January 16, 2024Log Book, Messiers, NGC Objects, Open Clusters, Portfolios Leave a Comment

M24 Sagittarius Star Cloud Messier 24 (M24), also known as the Sagittarius Star Cloud, is a large Milky Way star cloud in Sagittarius constellation. The Sagittarius Star Cloud lies at an approximate distance of 10,000 light years from Earth and …

M23 Open Cluster

Roger Nelson January 16, 2024Lists, Log Book, Messiers, NGC Objects, Open Clusters, Portfolios Leave a Comment

M23 Open Cluster M23 Open Cluster or Messier 23, also known as NGC 6494, is an open cluster of stars in the northwest of the southern constellation of Sagittarius. It was discovered by Charles Messier in 1764. It can be …

M21 Open Cluster

Roger Nelson January 16, 2024Lists, Log Book, Messiers, Open Clusters, Portfolios Leave a Comment

M21 Open Cluster Messier 21 or M21, also designated NGC 6531 or Webb’s Cross, is an open cluster of stars located to the north-east of Sagittarius in the night sky, close to the Messier objects M20 to M25 (except M24). …

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Nu 1/2 Draco

Roger Nelson January 15, 2024Double Stars, Lists, Log Book, Portfolios Leave a Comment

Nu 1/2 Draco Nice Double Star system in the constellation of Draco Observation Log Information Log Index: 1303 Session: 356 Date: 2018-04-09 Equipment: 110mmDoublet EP APO – PF Canon 60D Location: ABCalgary4407-46thAveSW Keywords: Nu 1/2 Draco, Draco, Double Star