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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

Sh 2-22

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".

[1]

[2]

v t e Gum Catalog
Colin Stanley Gum
Gum 1 Gum 2 Gum 3 Gum 4 Gum 5 Gum 6 Gum 7 Gum 8 Gum 9 Gum 10 Gum 12 Gum 13 Gum 14 Gum 15 Gum 16 Gum 17 Gum 18 Gum 19 Gum 20 Gum 21 Gum 22 Gum 23 Gum 24 Gum 25 Gum 26 Gum 27 Gum 28 Gum 29 Gum 30 Gum 31 Gum 32 Gum 33 Gum 34 Gum 35 Gum 36 Gum 37 Gum 38 Gum 39 Gum 40 Gum 41 Gum 42 Gum 43 Gum 44 Gum 45 Gum 46 Gum 47 Gum 48 Gum 49 Gum 50 Gum 51 Gum 52 Gum 53 Gum 54 Gum 55 Gum 56 Gum 57 Gum 58 Gum 59 Gum 60 Gum 61 Gum 62 Gum 63 Gum 64 Gum 65 Gum 66 Gum 67 Gum 68 Gum 69 Gum 70 Gum 71 Gum 72 Gum 73 Gum 74 Gum 75 Gum 76 Gum 77 Gum 78 Gum 79 Gum 80 Gum 81 Gum 82 Gum 83 Gum 84 Gum 85
See also: Gum Nebula