Sh 2-22

Sharpless 2-22
Emission nebula
H II region
	As seen in 2022
Observation data: J2000 epoch
Right ascension	17h 55m 06s
Declination	−25° 01′ 00″
Distance	799 pc
Constellation	Sagittarius
Designations	RCW 144, Gum 71, LBN 14
	See also: Lists of nebulae

Last updated October 10, 2025

Sh 2-22 is an emission nebula in the constellation Sagittarius. It is part of the Sharpless Catalog assembled by Stewart Sharpless. The nebula appears to surround 63 Ophiuchi, however, 63 Ophiuchi and the star's corresponding ring nebula around it are unrelated to Sh 2-22.^[2]

References

↑ "Sh 2-22".
↑ "Sh 2-22".

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[1] "Sh 2-22".

[2] "Sh 2-22".

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[2]

v t e Gum Catalog
Colin Stanley Gum
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See also: Gum Nebula