Star Formation Region Avedisova 1352

Catalog name: 111.29-0.66

Prominent object names: Sh 2-157, LBN 537 [glossary]

IRAS infrared sources (5): IRAS 23131+5942 (IR) [4], IRAS 23139+5943 (IR) [3], IRAS 23138+5945 = 2MASS J23160483+6001590 (Em*) [33], IRAS 23146+5954 (IR) [15], IRAS 23155+5951 (IR) [3]

Masers: 2 water, 1 methanol

Other component designations: RAFGL 3057, Sh 2-157 = LBN 537 (HII) [72]

Distance estimates for objects in this region

Object PositionSize (arcmin) Source Note Distance(s)
Sh 2-157 111.29-0.6665.45 1982ApJS...49..183B I 2500
WB89 263 1989A&AS...80..149W I 4500
WB89 265 1989A&AS...80..149W I 4850

For more information on distance estimates see Avedisova distances.

Detailed component listing with references (26 components)

Main objectO S 157 [1978A&A....66....1C], O [1990AJ.....99..622F]
111.17 -00.65R [1965MNRAS.129..159R], R [2000AJ....119.2801L], R [61000], R [1968ApJ...153..743G], R [1980MNRAS.192..179P]
111.05 -00.96M CO [1980AJ.....85.1612I], M CO [1984A&A...133...99C]
111.21 -00.77R [1977A&A....59...27I], M H2CO [1986A&A...168..237W]
111.064-00.635IR 23131+5942 [1988IRASP.C......0J]
111.253-00.770IR 23139+5939 [1986A&A...168..237W], M CO outflow [1989A&A...215..131W], M CO outflow [1996ApJ...457..267S], M CS [1999A&AS..139..257L], M NH3 [1988A&A...203..367W]
111.255-00.768M H2O-E C1 [1995A&AS..112..299T], M H2O-E C2 [1995A&AS..112..299T], M H2O-E C3 [1995A&AS..112..299T], M H2O-E C4 [1995A&AS..112..299T], M H2O-E [1999ApJS..123..487M], M H2O-E [1993A&AS...98..589W], M H2O-E [1990A&AS...84..179C], M H2O-E [1992A&A...255..293F], M H2O-E [1986A&A...168..237W]
111.253-00.770M CH3OH-E [2000A&AS..143..269S]
111.256-00.770R [1995A&AS..112..299T]
111.278-00.708IR 23139+5943 [1988IRASP.C......0J]
111.29 -00.66O S 157 A knot [1978A&A....66....1C]
111.399-00.666R [1972ApJ...172..335S], R [1975A&A....42....9K], R [1990A&AS...85..805F]
111.296-00.657R A [1973A&A....27..143I], R A [1977A&A....59...27I]
111.297-00.662IR IRS [1976A&A....46..319Z], IR IRS [1974A&A....34..299L], M CO [1978A&A....70..769I], M CO [1980AJ.....85.1612I], M CO [1982ApJS...49..183B]
111.28 -00.66IR RAFGL 3057 [1983AFGL..161....0P], M CO [1974ApJ...192..347D], M HCN [1979PASP...91..830D]
111.281-00.660IR FIR1 [1995MNRAS.276.1024J]
111.283-00.668IR FIR2 [1995MNRAS.276.1024J]
111.284-00.664IR 23138+5945 [1988IRASP.C......0J], M CO [1989A&AS...80..149W], M CO [1989A&A...215..131W], M NH3 [1988A&A...203..367W], M NH3 clump_a [1993A&AS...98...51H]
111.275-00.666R C [1977A&A....59...27I]
111.282-00.663R <CH> [1994ApJS...91..659K]
111.284-00.669M H2O-E [1993A&AS...98..589W], M H2O-E [1977A&AS...30..145G], M H2O-E [1990A&AS...84..179C], M NH3 [1996ApJ...463..205A], M CS [1996ApJ...463..205A], M CS [1997ApJ...476..730P], M CS [1992ApJS...78..505P]
111.284-00.664R [1999ApJ...514..232K], R B [1990ApJS...74..181Z], R B [1973A&A....27..143I], R B [1977A&A....59...27I]
111.288-00.670R D [1977A&A....59...27I]
111.422-00.560IR 23146+5954 [1988IRASP.C......0J], M CO [1989A&AS...80..149W], M CO [1989A&A...215..131W]
111.50 -00.63R [1977A&A....59...27I], R [1990A&AS...85..805F], R [1980A&AS...42..227K], M CO [1980AJ.....85.1612I]
111.515-00.644IR 23155+5951 [1988IRASP.C......0J]

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?