li 176i M40

M40

Roger NelsonDouble Stars, Lists, Log Book, Messiers, Portfolios

M40 M40, A Case of mistaken identity, Winnecke 4 (also known as Messier 40 or WNC 4) is an optical double star consisting of two unrelated stars in a northerly zone of the sky, Ursa Major. The pair were discovered …

li 170i M38

M38

Roger NelsonDouble Stars, Lists, Log Book, Messiers, NGC Objects, Portfolios

M38 M38 or Messier 38, also known as NGC 1912 or Starfish Cluster, is an open cluster of stars in the constellation of Auriga. It was discovered by Giovanni Batista Hodierna before 1654 and independently found by Le Gentil in …

li 280i M37 2099

M37

Roger NelsonDouble Stars, Lists, Log Book, Messiers, NGC Objects, Portfolios

M37 Messier 37 (also known as M37 or NGC 2099) is the brightest and richest open cluster in the constellation Auriga. It was discovered by the Italian astronomer Giovanni Battista Hodierna before 1654. M37 was missed by French astronomer Guillaume …

li 1303 NuDra 2018 04 09 0108 scaled e1707869073932

Nu 1/2 Draco

Roger NelsonDouble Stars, Lists, Log Book, Portfolios

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

li 1302 16 17Dra 2018 04 09 0106 scaled e1707868994537

16/17 Draco

Roger NelsonDouble Stars, Lists, Log Book, Portfolios

16/17 Draco Double Star in the constellation of Draco. Observation Log Information Log Index: 1302 Session: 356 Date: 2018-04-09 Equipment: 110mmDoublet EP APO – PF Canon 60D Location: ABCalgary4407-46thAveSW Keywords: 16/17 Draco, Draco, Double Star

ν1/ν2

ν1/ν2 Coma Berenices

Roger NelsonDouble Stars, Lists, Log Book, Portfolios

ν1/ν2 Coma Berenices Double Stars in the Constellation of Coma Berenices Observation Log Information Log Index: 1301 Session: 356 Date: 2018-04-09 Equipment: 110mmDoublet EP APO – PF Canon 60D Location: ABCalgary4407-46thAveSW Keywords: ν1/ν2 Coma Berenices, Coma Berenices,Double Star

li 1300 12CVn 2018 04 09 0102 e1707868814905

15/17 Canum Venaticorum

Roger NelsonDouble Stars, Lists, Log Book, Portfolios

15/17 Canum Venaticorum 15 & 17 Canum Venaticorum (CVn) is a wide double Star in the Constellation of Canes Venatici. (The Hunting Dogs) Both require Darker skies to find them 15 CVn visual magnitude is 6.28. 17 CVn visual magnitude …

31/32 Comae Berenices

32/33 Comae Berenices

Roger NelsonDouble Stars, Lists, Log Book, Portfolios

32/33 Comae Berenices 33 Comae Berenices is a high proper-motion star located in the constellation of Coma Berenices. It is not part of the Coma Berenices constellation outline but is within the borders of the constellation. Based on the spectral …

li 1298 17Com 2018 04 09 0098

17 Comae Berenices

Roger NelsonDouble Stars, Lists, Log Book, Portfolios

17 Comae Berenices 17 Comae Berenices (17 Com) is a multiple star system in the northern constellation of Coma Berenices. The brighter component, 17 Com A, is a naked eye star with an apparent visual magnitude of 5.2. It has …