Henry Draper Catalogue and W Coronae Borealis

Shortcuts: Differences, Similarities, Jaccard Similarity Coefficient, References.

Difference between Henry Draper Catalogue and W Coronae Borealis

Henry Draper Catalogue vs. W Coronae Borealis

The Henry Draper Catalogue (HD) is an astronomical star catalogue published between 1918 and 1924, giving spectroscopic classifications for 225,300 stars; it was later expanded by the Henry Draper Extension (HDE), published between 1925 and 1936, which gave classifications for 46,850 more stars, and by the Henry Draper Extension Charts (HDEC), published from 1937 to 1949 in the form of charts, which gave classifications for 86,933 more stars. W Coronae Borealis (W CrB) is a Mira-type long period variable star in the constellation Corona Borealis.

Similarities between Henry Draper Catalogue and W Coronae Borealis

Henry Draper Catalogue and W Coronae Borealis have 1 thing in common (in Unionpedia): Apparent magnitude.

Apparent magnitude

The apparent magnitude of a celestial object is a number that is a measure of its brightness as seen by an observer on Earth.

Apparent magnitude and Henry Draper Catalogue · Apparent magnitude and W Coronae Borealis · See more »

The list above answers the following questions

What Henry Draper Catalogue and W Coronae Borealis have in common
What are the similarities between Henry Draper Catalogue and W Coronae Borealis

Henry Draper Catalogue and W Coronae Borealis Comparison

Henry Draper Catalogue has 31 relations, while W Coronae Borealis has 7. As they have in common 1, the Jaccard index is 2.63% = 1 / (31 + 7).

References

This article shows the relationship between Henry Draper Catalogue and W Coronae Borealis. To access each article from which the information was extracted, please visit:

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