IRAS 17163-3907 [SEP] constellation
IRAS 17163−3907
IRAS 17163−3907, also known as Hen 3-1379, is a possible yellow hypergiant star located 13,000 light years from Earth in the constellation of Scorpius. The star is embedded in thick shells of expelled gases and dust, and owing to its appearance has been nicknamed by astronomers the "Fried Egg Nebula". Yellow hypergiants are in an extremely active phase of their evolution.
Discovery.
The star was discovered and catalogued as emission line star Hen 3-1379 in 1976, and classified as a proto
- V509 Cassiopeiae
- IRC+10420 (V1302 Aql)
- IRAS 18357-0604
- V766 Centauri (= HR 5171A) (possibly a red supergiant)
- HD 179821
- IRAS 17163-3907
- V382 Carinae
- RSGC1-F15
In Westerlund 1:
- W4
- W8a
- W12a
- W16a
- W32
- W265
In other galaxies:
- HD 7583 (R45 in SMC)
- HD 33579 (in LMC)
- HD 269723 (R117 in