29 (number) and NGC 21

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

Difference between 29 (number) and NGC 21

29 (number) vs. NGC 21

29 (twenty-nine) is the natural number following 28 and preceding 30. NGC 21 (also known as NGC 29) is a spiral galaxy in the Andromeda constellation.

Similarities between 29 (number) and NGC 21

29 (number) and NGC 21 have 2 things in common (in Unionpedia): Andromeda (constellation), Spiral galaxy.

Andromeda (constellation)

Andromeda is one of the 48 constellations listed by the 2nd-century Greco-Roman astronomer Ptolemy and remains one of the 88 modern constellations.

29 (number) and Andromeda (constellation) · Andromeda (constellation) and NGC 21 · See more »

Spiral galaxy

Spiral galaxies form a class of galaxy originally described by Edwin Hubble in his 1936 work The Realm of the Nebulae(pp. 124–151) and, as such, form part of the Hubble sequence.

29 (number) and Spiral galaxy · NGC 21 and Spiral galaxy · See more »

The list above answers the following questions

What 29 (number) and NGC 21 have in common
What are the similarities between 29 (number) and NGC 21

29 (number) and NGC 21 Comparison

29 (number) has 63 relations, while NGC 21 has 6. As they have in common 2, the Jaccard index is 2.90% = 2 / (63 + 6).

References

This article shows the relationship between 29 (number) and NGC 21. To access each article from which the information was extracted, please visit:

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