Star Formation Region Avedisova 170

Catalog name: 12.21-0.10

Prominent object names: [L89b] 12.21-0.10, [ADP79] 12.21-0.10, IRAS 18097-1825 [glossary]

IRAS infrared sources (1): IRAS 18097-1825 (IR) [11]

Masers: 2 hydroxyl, 3 water, 5 methanol

Distance estimates for objects in this region

Object PositionSize (arcmin) Source Note Distance(s)
SYCSW 106 13.98+0.8824.0x21.0 1987ApJS...63..821S V 3000, 13500
SYCSW 75 12.20-0.109.0x9.0 1987ApJS...63..821S V 4800
SRBY 22 11.7-0.35.86 1987ApJ...319..730S P 5600

For more information on distance estimates see Avedisova distances.

Detailed component listing with references (29 components)

Main objectR [2001ApJ...549..979K], R [1970A&AS....1..319A], R [1984A&AS...58..197R], R [1994ApJS...91..111W], R [1980A&AS...40..379D], R [1979A&AS...35...23A], R [1982A&A...108..227W], R [1987PASJ...39..709H], R [1982ApJ...252..601J], R [1990A&AS...85..805F], R [2000AJ....119.2801L], R [1989ApJS...71..469L]
10.22 -00.180M CO cloud [1987ApJS...63..821S]
12.20 -00.10M CO cloud [1987ApJS...63..821S], M CO [1982ApJ...252..601J], M CO A [1987ApJS...63..821S], M CO [1987ApJ...319..730S], M OH-A [1970ApL.....6...99T], M H2CO [1980A&AS...40..379D], M OH-A [1993A&AS...98..589W]
12.181-00.123M CH3OH-E B [1998MNRAS.301..640W]
12.193-00.103R coreA [2001ApJ...549..979K]
12.191-00.101R B [1978A&A....65..323S]
12.195-00.127R coreB [2001ApJ...549..979K]
12.194-00.124R C [1978A&A....65..323S]
12.195-00.138IR IRS 2 [1978A&A....65..323S]
12.202-00.120M CH3OH-E C [1998MNRAS.301..640W]
12.204-00.116IR [1986A&A...157....1C]
12.200-00.109IR IRS [1987A&A...181..378C]
12.204-00.116M H2O-E [1994A&A...291..261C]
12.203-00.108M CH3OH-E D [1998MNRAS.301..640W], M CH3OH-E F [1998MNRAS.301..640W], M CH3OH-E [1991ApJ...380L..75M], M CH3OH-E [1995MNRAS.272...96C], M CH3OH-E [1999ApJS..123..515S], M CS outflow [1999A&AS..139..257L], M CS [1997ApJ...476..730P], M CS [1992ApJS...78..505P], M NH3 [1996ApJ...463..205A]
12.207-00.104R coreC [2001ApJ...549..979K]
12.208-00.101R A [1990ApJS...74..181Z], R A,IRS 1 [1978A&A....65..323S], R A [1979ApJ...227..450E], R A,<C> [1989ApJS...69..831W], R A [1994ApJS...91..347B], R A [1978A&A....65..323S], R A [1996ApJS..106..423A], R A [2000ApJ...530..371F], R A [1989ApJS...69..831W], R <C> [1998MNRAS.301..640W], R [1989A&A...213..339F], IR IRS 1,A [1978A&A....65..323S], IR IRS 1 [1978A&A....65..323S], IR IRS 1 [1981A&A....99..210E]
12.210-00.102M OH-E [2000ApJS..129..159A], M OH-E [1989A&A...213..339F]
12.209-00.102M H2O-E [1989A&A...213..339F], M H2O-E [1981ApJ...250..621J], M H2O-E 1 [1996A&AS..120..283H], M H2O-E 2 [1996A&AS..120..283H], M H2O-E 4 [1996A&AS..120..283H], M H2O-E 5 [1996A&AS..120..283H], M H2O-E 1 [1980AuJPh..33..139B], M H2O-E 1 [1981MNRAS.197..949T], M H2O-E [1990A&AS...83..119C], M H2O-E [1990A&AS...84..179C], M H2O-E 1 [1977A&AS...30..145G]
12.210-00.103M CH3OH-E E [1998MNRAS.301..640W], M CH3OH-E [1997MNRAS.291..261W], M NH3 [1996ApJ...463..205A], M NH3 [1990A&AS...83..119C], M NH3 [1992A&A...256..618C], M CS [1992ApJS...78..505P], M CS [1999A&A...352..266O], M CH3CN [1993A&A...276..489O]
12.216-00.114IR 18097-1825 [2000AJ....119.2711H], IR 18097-1825A [1988IRASP.C......0J]
12.202-00.119IR 18097-1825SM M3 [2000AJ....119.2711H], IR [2000AJ....119.2711H]
12.208-00.102IR 18097-1825SM M1 [2000AJ....119.2711H], IR [2000AJ....119.2711H]
12.211-00.103IR [1982ApJ...252..601J]
12.209-00.129IR 18097-1825SM M4 [2000AJ....119.2711H]
12.216-00.118IR 18097-1825SM M2 [2000AJ....119.2711H], IR [2000AJ....119.2711H]
12.216-00.117M OH-E [2000ApJS..129..159A], M OH-E [1998MNRAS.297..215C], M OH-E IRS 1, A [1979ApJ...227..450E], M OH-E [1983AuJPh..36..417C], M OH-E [1981AJ.....86..410W]
12.216-00.119M H2O-E 3 [1996A&AS..120..283H], M H2O-E 6 [1996A&AS..120..283H], M H2O-E 2 [1977A&AS...30..145G], M H2O-E [1981ApJ...250..621J], M H2O-E [1990A&AS...84..179C], M H2O-E [1981MNRAS.197..949T], M H2O-E 3 [1977A&AS...30..145G], M H2O-E [1979ApJ...227..450E]
12.215-00.107M CH3OH-E A [1998MNRAS.301..640W], M CH3OH-E [2000A&AS..143..269S]
12.249-00.121IR IRS 3 [1978A&A....65..323S]

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?