Star Formation Region Avedisova 409

Catalog name: 24.80+0.10

Prominent object names: [L89b] 24.80+0.10, RAFGL 2200, W 42, [ADP79] 24.80+0.10, W 42 [glossary]

Westerhout radio sources: W 42 (HII) [52]

IRAS infrared sources (3): IRAS 18335-0713 = IRAS 18335-0713A (IR) [2], IRAS 18335-0711 = GAL 024.85+00.09 (HII) [11], IRAS 18337-0707 (IR) [4]

Masers: 1 hydroxyl, 3 water, 5 methanol

Other component designations: RAFGL 2200

Distance estimates for objects in this region

Object PositionSize (arcmin) Source Note Distance(s)
SYCSW 420 23.45+0.253.0x3.0 1987ApJS...63..821S V 7200, 8400
[L89b] 24.805+0.098 24.805+0.098 2009ApJ...690..706A V 6400

For more information on distance estimates see Avedisova distances.

Detailed component listing with references (16 components)

Main objectR [1970AuJPA..14..133S], R W 42 [1990A&AS...83..539R], R [1984A&AS...58..197R], R [1970A&AS....1..319A], R J [1986PASJ...38..361H], R [1980A&AS...40..379D], R [1994ApJS...91..111W], R [1979A&AS...35...23A], R [1978A&A....70..719C], R [1970A&A.....4..357R], R [1990A&AS...83..539R], R [1990A&AS...85..805F], R [2000AJ....119.2801L], R [1989ApJS...71..469L], R [1983A&A...127..211W]
24.814+00.098IR [1984ApJ...285...74H]
24.82 +00.10IR RAFGL 2200 [1983AFGL..161....0P]
24.76 +00.07M CO cloud [1987ApJS...63..821S], M CO cloud45 [1990ApJ...355..536L], M CO [1986PASJ...38..361H], M H2CO [1972A&A....19..354W], M H2CO [1980A&AS...40..379D], M OH-A [1979A&AS...37....1T]
24.812+00.096IR 18335-0713A [1988IRASP.C......0J], M CH3OH-E [2000A&AS..143..269S]
24.795+00.084M H2O-E [1977A&AS...30..145G], M H2O-E [1980AuJPh..33..139B], M CO [1982MNRAS.199..197R], M NH3 [1981MNRAS.195..387M]
24.799+00.097R [1990ApJ...358..485B], R core [1990ApJS...74..181Z], R core [1994ApJS...91..347B], R [1990ApJS...74..181Z], R [1994ApJS...91..347B]
24.805+00.098M H2O-E [1994A&A...291..261C]
24.790+00.083R A [2000ApJ...530..371F], R A [1997A&A...325..282C], M CS outflow [1999A&AS..139..257L]
24.790+00.084M OH-E [1989A&A...213..339F], M OH-E [1983AuJPh..36..417C], M OH-E [1979A&AS...37....1T], M OH-E [1970ApL.....6...99T], M H2O-E [1989A&A...213..339F], M H2O-E [1979A&A....72..234G], M H2O-E [1971ApJ...170L.113T], 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 G [1998MNRAS.301..640W], M CH3OH-E J [1998MNRAS.301..640W], M CH3OH-E K [1998MNRAS.301..640W], M CH3OH-E L [1998MNRAS.301..640W], M CH3OH-E [1995MNRAS.272...96C], M CH3OH-E [1990A&A...240..116B], M CH3OH-E [2001ARep...45...26K], M CH3OH-E [1995AZh....72...22V], M CS [1997ApJ...476..730P], M CS [1992ApJS...78..505P], M CS [1996ApJ...463..205A], M NH3 [1996ApJ...463..205A], M CH3OH [2000MNRAS.313..599C]
24.789+00.082R B [2000ApJ...530..371F], R B [1997A&A...325..282C]
24.784+00.080M CH3OH-E [1999ApJS..123..515S], M CH3OH-E [1991ApJ...380L..75M], M NH3 [1997A&A...325..282C]
24.845+00.091IR 18335-0711 [1988IRASP.C......0J], M CH3OH-E [1995MNRAS.272...96C], M CH3OH-E F [1998MNRAS.301..640W], M CH3OH-E H [1998MNRAS.301..640W]
24.850+00.088R [1994ApJS...91..347B]
24.922+00.080IR 18337-0707 [1988IRASP.C......0J], M CH3OH-E [2000A&AS..143..269S]
24.923+00.079R [1994ApJS...91..347B]

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?