- 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 557
Catalog name: 30.82+0.26
Prominent object names: [WHR97] 18440-0148, [ADP79] 30.82+0.26 [glossary]
IRAS infrared sources (1): IRAS 18440-0148 = [WHR97] 18440-0148 (HII) [19]
Masers: 1 hydroxyl, 4 methanol
Detailed component listing with references (7 components)
| Main object | R [1979A&AS...35...23A] |
| 30.818+00.274 | IR 18440-0148 [1988IRASP.C......0J], M CS [1996A&AS..115...81B] |
| 30.821+00.275 | M OH-E [1983AuJPh..36..417C] |
| 30.820+00.274 | M CH3OH-E A [1998MNRAS.301..640W], M CH3OH-E [1991ApJ...380L..75M], M CH3OH-E [1995A&A...294..825V], M CS [1999A&AS..139..257L] |
| 30.819+00.273 | M CH3OH-E B [1998MNRAS.301..640W], M CH3OH-E [2000A&AS..143..269S], M CH3OH-E [1995MNRAS.272...96C] |
| 30.790+00.204 | 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] |
| 30.801+00.217 | M CH3OH-E G [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?
