- Introduction
- Face-on map overview
- Sources
- The Cloud Hunters
- The Star Sweepers
- Things Unseen: The Westerhout radio sources
- The Avedisova catalog: A real Hitchhiker's Guide to the Galaxy?
- Avedisova glossary
- Introduction to the Milky Way Explorer
- Commentary on the Galactic Plane
- Hydrogen-alpha commentary
- Fragments
Star Formation Region Avedisova 1153
Catalog name: 90.22+1.71
Prominent object names: Sh 2-121 [glossary]
IRAS infrared sources (2): IRAS 21036+4927 (IR) [6], IRAS 21037+4933 (IR) [2]
Other component designations: SH 2-121 (HII) [23]
Distance estimates for objects in this region
| Object | Position | Size (arcmin) | Source | Note | Distance(s) |
|---|---|---|---|---|---|
| Sh 2-121 | 90.23+1.72 | 1.83 | 2003A&A...397..133R | I | 6300 |
| WB89 34 | 1989A&AS...80..149W | I | 8189, 100, 100, 100 | ||
| WB89 37 | 1989A&AS...80..149W | I | 8370, 1190, 100, 100, 100 |
For more information on distance estimates see Avedisova distances.
Detailed component listing with references (7 components)
| Main object | O S 121 [1978A&A....66....1C], O [1990AJ.....99..622F] |
| 90.24 +01.71 | R 28P80 [1991A&AS...89..599H], R [1981A&A...100...28F], R RRF 825 [1990A&AS...83..539R], R [1975A&A....42....9K], R 29P10 [1991A&AS...89..599H], R [1990A&A...235..407V], R F3R 2906 [1990A&AS...85..805F], R [1986AJ.....92..371G], R [1993ApJS...86..475F], R [1978A&AS...32..423F], R [1983PhDT........20F], R [1996ApJS..107..239T], R [1966ApJS...13...65P], R [1990A&AS...83..539R], R [1990A&AS...85..805F], R [1983AJ.....88.1470V], R [1986ApJS...61....1B] |
| 90.25 +01.70 | R halo [1985AJ.....90.2061V] |
| 90.243+01.735 | R plume [1985AJ.....90.2061V] |
| 90.229+01.719 | R core [1985AJ.....90.2061V] |
| 90.232+01.721 | IR 21036+4927 [1995AJ....109.2611C], IR 21036+4927 [1985AJ.....90.2061V], M CO [1982ApJS...49..183B], IR 21036+4927 [1988IRASP.C......0J], M CO [1989A&AS...80..149W] |
| 90.317+01.770 | IR 21037+4933 [1988IRASP.C......0J], M CO [1989A&AS...80..149W] |
Acknowledgement: based on the Catalog of Star-Forming Regions in the Galaxy ( Avedisova, V. S., Astronomy Reports, Volume 46, Issue 3, March 2002, pp.193-205 [2002ARep...46..193A]). The complete catalog can be accessed here: V/112/.
For more information, read The Avedisova catalog: A real Hitchhiker's Guide to the Galaxy?
