- 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 9
Catalog name: 0.33-0.19
Prominent object names: Sh 2-20, RCW 141, ESO 455-39 [glossary]
IRAS infrared sources (1): IRAS 17439-2845 = ESO 455-39 (HII) [74]
Masers: 1 methanol
Other component designations: RCW 141 = ESO 455-39 (HII) [74], Sh 2-20 = ESO 455-39 (HII) [74]
Distance estimates for objects in this region
| Object | Position | Size (arcmin) | Source | Note | Distance(s) |
|---|---|---|---|---|---|
| Sh 2-20 | 0.33-0.19 | 4.36 | 2003A&A...397..133R | I | 1500 |
For more information on distance estimates see Avedisova distances.
Detailed component listing with references (7 components)
| Main object | O S 20,RCW 141 [1976A&A....51..289B], O [1990AJ.....99..622F] |
| 0.314-00.199 | R S36 [1989A&AS...81..291S] |
| 0.32 -00.21 | IR FIR 19 [1984ApJ...283..601O], M CO [1982ApJS...49..183B] |
| 0.314-00.199 | IR 17439-2845 [1988IRASP.C......0J], M CS [1996A&AS..115...81B] |
| 0.315-00.201 | M CH3OH-E A [1998MNRAS.301..640W], M CH3OH-E B [1998MNRAS.301..640W], M CH3OH-E C [1998MNRAS.301..640W], M CH3OH-E D [1998MNRAS.301..640W], M CH3OH-E E [1998MNRAS.301..640W], M CH3OH-E F [1998MNRAS.301..640W], M CH3OH-E G [1998MNRAS.301..640W], M CH3OH-E [1996MNRAS.283..606C], M CH3OH-E [1995PASA...12..186W], M CH3OH-E [1995A&AS..110...81V], M CH3OH-E [1994MNRAS.269..257G] |
| 0.313-00.204 | R <U> [1998MNRAS.301..640W] |
| 0.316-00.202 | R <U> [1998MNRAS.301..640W] |
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?
