Sh2-54是在巨蛇座的一個擴張中的亮星雲 [1]。
在它的核心有許多原恆星和紅外線源;有些射源,像是IRAS18151-1208,非常有可能是非常年輕的大質量恆星[4]。在這個區域內較老恆星族群的平均年齡大約是400-500萬歲,並且聚集成為疏散星團NGC 6604 [2]。
Sh2-54屬於擴張中的星雲,包括鷹星雲和奧米茄星雲都屬於此類型[5]。在這個區域的高質量年氫恆星構成OB星協巨蛇座OB1和巨蛇座OB2[2]。
相關條目
參考資料
- ^ 1.0 1.1 1.2 1.3 SIMBAD Astronomical Database. Results for Sh2-54. [2011-06-05]. (原始内容存档于2019-05-01).
- ^ 2.0 2.1 2.2 Reipurth, B. The Young Cluster NGC 6604 and the Serpens OB2 Association. Handbook of Star Forming Regions, Volume II: the Southern Sky. December 2008, 5: 590. Bibcode:2008hsf2.book..590R.
- ^ Sharpless, Stewart. A Catalogue of H II Regions.. Astrophysical Journal Supplement. December 1959, 4: 257. Bibcode:1959ApJS....4..257S. doi:10.1086/190049.
- ^ Davis, C. J.; Varricatt, W. P.; Todd, S. P.; Ramsay Howat, S. K. Collimated molecular jets from high-mass young stars: IRAS 18151-1208. Astronomy and Astrophysics. October 2004, 425 (3): 981–995. Bibcode:2004A&A...425..981D. doi:10.1051/0004-6361:20041298.
- ^ Sofue, Y.; Handa, T.; Fuerst, E.; Reich, W.; Reich, P. Giant stellar-wind shell associated with the H II region M16. Astronomical Society of Japan. 1986, 38: 347–360. Bibcode:1986PASJ...38..347S.
外部連結
- Sky-Map.org - Sharpless Catalogue (from 51 to 60)(页面存档备份,存于互联网档案馆)
- Star Formation Region Avedisova 277 - Galaxy Map(页面存档备份,存于互联网档案馆)
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