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Star Formation Region Avedisova 1474

Catalog name: 123.13-6.27

Prominent object names: Sh 2-184, NGC 281 [glossary]

IRAS infrared sources (25): IRAS 00489+5618 (IR) [1], IRAS 00489+5609 (IR) [1], IRAS 00490+5624 (IR) [1], IRAS 00492+5618 (IR) [2], IRAS 00492+5604 (IR) [1], IRAS 00492+5614 (IR) [3], IRAS 00494+5617 = NGC 281 (HII) [164], IRAS 00495+5603 (IR) [1], IRAS 00498+5605 (IR) [1], IRAS 00502+5617 (IR) [1], IRAS 00503+5612 (IR) [1], IRAS 00504+5625 (IR) [1], IRAS 00506+5622 (IR) [1], IRAS 00507+5610 (IR) [1], IRAS 00508+5612 (IR) [1], IRAS 00509+5620 (IR) [1], IRAS 00510+5618 (IR) [1], IRAS 00510+5611 (IR) [1], IRAS 00512+5625 (IR) [1], IRAS 00512+5604 (IR) [1], IRAS 00512+5617 (IR) [6], IRAS 00513+5620 (IR) [1], IRAS 00544+5609 (YSO) [3], IRAS 00551+5613 (IR) [1], IRAS 00557+5612 (IR) [4]

Masers: 1 water, 1 methanol

Other component designations: CTB 7 = NGC 281 (HII) [164], NGC 281 (HII) [164], RAFGL 119, Sh 2-184 = NGC 281 (HII) [164]

Distance estimates for objects in this region

Object PositionSize (arcmin) Source Note Distance(s)
Sh 2-184 123.1-6.34.86 2003A&A...397..213P I 2386
[YDM97] CO 140 123.33-6.44.89 1997ApJS..110...21Y P 2100

For more information on distance estimates see Avedisova distances.

Detailed component listing with references (46 components)

Main objectO S 184 [1970A&A.....6..349G], O [1970Ap&SS...6...45W], O [1990AJ.....99..622F]
123.13 -06.24O NGC 281 cluster [87065]
123.14 -06.27R [1963AJ.....68..181W], R [1968AJ.....73..949C], R [1967BAN....19..201D], R [1972A&AS....5..369F], R [1977A&A....60..233I], R [1968ApJ...153..743G], R [1965MNRAS.129..159R], R CTA 6 [1960PASP...72..237H], R DA25,CTB 7 [1968AJ.....73..135G], R [1973A&A....23..117C], R [1983ApJ...266..263G]
123.3 -06.3M CO cloud 140 [1997ApJS..110...21Y], M CO [1990ApJ...362..147C], M CO [1980AJ.....85.1612I], M CH [1980A&A....83..226S], M CO [1978ApJ...219..467E], M CO [1982ApJS...49..183B], M CO [1979ApJ...227L..93E]
123.040-06.317M CO West-peak [1978ApJ...219..467E]
122.992-06.297IR 00489+5618 IRAS1 [1994A&A...288..282H], IR 00489+5618 [1994A&A...288..282H], IR 00489+5618 [1988IRASP.C......0J]
122.998-06.442IR 00489+5609 IRAS2 [1994A&A...288..282H], IR 00489+5609 [1988IRASP.C......0J]
123.013-06.186IR 00490+5624 IRAS3 [1994A&A...288..282H], IR 00490+5624 [1994A&A...288..282H], IR 00490+5624 [1988IRASP.C......0J]
123.029-06.297IR 00492+5618 IRAS4 [1994A&A...288..282H], IR 00492+5618 [1994A&A...288..282H], IR 00492+5618 [1988IRASP.C......0J]
123.03 -06.31IR RAFGL 119 [1983AFGL..161....0P]
123.031-06.521IR 00492+5604 IRAS5 [1994A&A...288..282H], IR 00492+5604 [1994A&A...288..282H], IR 00492+5604 [1988IRASP.C......0J]
123.033-06.353IR 00492+5614 IRAS6 [1994A&A...288..282H], IR 00492+5614 [1994A&A...288..282H], IR 00492+5614 [1988IRASP.C......0J]
123.093-06.300R A [1978A&AS...32..423F]
123.058-06.297R A,ridge [1977A&A....60..233I], R A [1989ApJS...71..469L], R A [1981A&A....94..238R], M H2O-E [1994A&A...291..261C]
123.069-06.308M CO NW_clump [1979ApJ...227L..93E]
123.065-06.309IR 00494+5617 IRAS7 [1990ApJ...349..515W], IR 00494+5617 [1989ApJ...345..257W], IR 00494+5617 [1990ApJ...349..515W], IR FT24 complex [1996ApJ...472..624F], IR 00494+5617 [1991MNRAS.249..385P], IR FT24 A [1996ApJ...472..624F]
122.964-06.322IR 00494+5617 S2 [2000ApJ...539..775M]
123.065-06.309IR 00494+5617 S1 [2000ApJ...539..775M], IR 00494+5617 A IRAS7 [1994A&A...288..282H], IR 00494+5617 A [1994A&A...288..282H], IR 00494+5617 A [1988IRASP.C......0J], IR NGC281-west [1981ApJ...246..426W], IR [1981ApJ...246..426W], IR Cluster [1994ApJS...94..615H], IR nebulae [1994ApJS...94..615H], M CO outflow [1990ApJ...352..139S], M CO outflow [1994A&A...288..282H], M NH3 outflow [1988A&A...203..367W], M CS [1994A&A...288..601Z], M CS peak [2001ARep...45..331L], M OH-A [1994A&AS..106...87S], M NH3 [1996A&A...306..267S], M NH3 [1988A&A...203..367W], M HCO+ [1996A&A...306..267S], M HCN [1999A&A...348..600P], M CO [1989ApJ...345..257W]
123.068-06.304IR Cluster [1993ApJ...407..657C], IR Cluster [1994ApJS...94..615H], IR nebulae [1994ApJS...94..615H], M H2O-E [1992A&AS...93..525H], M H2O-E [1979A&A....72..234G], M H2O-E [1990A&AS...84..179C], M H2O-E [1992A&A...255..293F], M H2O-E [1978ApJ...219..467E], M H2O-E west [1995A&AS..112..299T]
123.065-06.309M CH3OH-E [1999A&AS..134..115S], M CH3OH-E [2000A&AS..143..269S], M CH3OH-E [93052]
123.067-06.307M NH3 clump_a [1993A&AS...98...51H], M CS peak [1998A&AS..133..337Z], M CS [1997ApJ...476..730P], M CS [1992ApJS...78..505P], M CS [1996ApJ...463..205A], M NH3 [1996ApJ...463..205A], M CO [1982ApJS...49..183B], M CO [1979ApJ...227L..93E]
123.065-06.333M CO S_clump [1979ApJ...227L..93E]
123.065-06.315IR FT24 B [1996ApJ...472..624F], M CO [1978ApJ...219..467E]
123.082-06.542IR 00495+5603 IRAS8 [1994A&A...288..282H], IR 00495+5603 [1994A&A...288..282H], IR 00495+5603 [1988IRASP.C......0J]
123.084-06.314M CO NE_clump [1979ApJ...227L..93E]
123.109-06.357R [1991AJ....101.1435M]
123.114-06.512IR 00498+5605 IRAS9 [1994A&A...288..282H], IR 00498+5605 [1988IRASP.C......0J]
123.168-06.307IR 00502+5617 IRAS10 [1994A&A...288..282H], IR 00502+5617 [1988IRASP.C......0J]
123.19 -06.28R B [1977A&A....60..233I], R B [1981A&A....94..238R]
123.186-06.283R B [1978A&AS...32..423F]
123.186-06.396IR 00503+5612 IRAS11 [1994A&A...288..282H], IR 00503+5612 [1994A&A...288..282H], IR 00503+5612 [1988IRASP.C......0J]
123.207-06.181IR 00504+5625 IRAS12 [1994A&A...288..282H], IR 00504+5625 [1994A&A...288..282H], IR 00504+5625 [1988IRASP.C......0J]
123.224-06.220IR 00506+5622 IRAS13 [1994A&A...288..282H], IR 00506+5622 [1994A&A...288..282H], IR 00506+5622 [1988IRASP.C......0J]
123.239-06.429IR 00507+5610 IRAS14 [1994A&A...288..282H], IR 00507+5610 [1988IRASP.C......0J]
123.252-06.388IR 00508+5612 IRAS15 [1994A&A...288..282H], IR 00508+5612 [1994A&A...288..282H], IR 00508+5612 [1988IRASP.C......0J]
123.273-06.265IR 00509+5620 IRAS16 [1994A&A...288..282H], IR 00509+5620 [1994A&A...288..282H], IR 00509+5620 [1988IRASP.C......0J]
123.282-06.297IR 00510+5618 IRAS17 [1994A&A...288..282H], IR 00510+5618 [1994A&A...288..282H], IR 00510+5618 [1988IRASP.C......0J]
123.285-06.407IR 00510+5611 IRAS18 [1994A&A...288..282H], IR 00510+5611 [1994A&A...288..282H], IR 00510+5611 [1988IRASP.C......0J]
123.315-06.365M CO East-peak [1978ApJ...219..467E]
123.318-06.182IR 00512+5625 IRAS20 [1994A&A...288..282H], IR 00512+5625 [1994A&A...288..282H], IR 00512+5625 [1988IRASP.C......0J]
123.321-06.524IR 00512+5604 IRAS19 [1994A&A...288..282H], IR 00512+5604 [1994A&A...288..282H], IR 00512+5604 [1988IRASP.C......0J]
123.321-06.313IR 00512+5617 [1991MNRAS.249..385P], IR 00512+5617 IRAS21 [1988IRASP.C......0J], IR 00512+5617 [1994A&A...288..282H], IR 00512+5617 [1988IRASP.C......0J]
123.332-06.265IR 00513+5620 IRAS22 [1994A&A...288..282H], IR 00513+5620 [1994A&A...288..282H], IR 00513+5620 [1988IRASP.C......0J]
123.766-06.441O *redden clust er [1999A&A...352..228M], IR 00544+5609 [1988IRASP.C......0J]
123.857-06.366IR 00551+5613 B [1988IRASP.C......0J]
123.947-06.386IR FT30 complex [1996ApJ...472..624F], IR FT30 A [1996ApJ...472..624F], IR 00557+5612 A [1988IRASP.C......0J], IR FT30 B [1996ApJ...472..624F]

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?