C.D.S. - SIMBAD4 rel 1.8 - 2024.04.18CEST07:19:37 NGC 6618 --------- Object NGC 6618 --- OpC --- OID=@2566212 (@@143942,0) --- coobox=18714 Coordinates(ICRS,ep=J2000,eq=2000): 18 20 47.0 -16 10 18 (Opt ) E [~ ~ ] 2009MNRAS.399.2146W Coordinates(FK4,ep=B1950,eq=1950): 18 17 53.9 -16 11 42 Coordinates(Gal,ep=J2000,eq=2000): 015.0953 -00.7454 hierarchy counts: #parents=0, #children=1406, #siblings=0 Proper motions: 1.510 -1.740 [0.060 0.080 90] D 2017AstBu..72..257L Parallax: 0.60 [0.04] C 2019ApJ...870...32K Radial Velocity: -44.577 [0.682] C 2014A&A...562A..54C Redshift: -0.000149 [0.000002] C 2014A&A...562A..54C cz: -44.57 [0.68] C 2014A&A...562A..54C Flux Spectral type: ~ ~ ~ Morphological type: ~ ~ ~ Angular size: 1.63 1.63 90 (~) D 2013A&A...560A..76M Identifiers (30): Villafranca O-009 [KC2019] Theia 846 1E 1818.0-1610 C 1817-162 CTB 52 LBN 60 LBN 015.28-00.67 LMH 21 M 17 MM 20 NAME NGC 6618 Horseshoe NGC 6618 NRL 4 OCISM 9 OCl 44 OCl 44.0 [BDB2003] G015.05-00.69 [KPR2004b] 444 [PT56] 41 GRS G015.00 -00.70 [KPS2012] MWSC 2896 BD-16 4820 GCRV 10811 HD 168520 W 38 NAME Checkmark Nebula NAME Lobster Nebula NAME omega Nebula NAME Swan Nebula WEB 15351 Bibcodes 1850-2024 () (1612): 2024A&A...681A..21S 2024A&A...681A..85B 2024A&A...681A.112D 2024A&A...682A.180D 2024ApJ...961...13D 2024ApJ...961..107L 2024ApJ...963...55D 2024ApJS..270...13F 2023A&A...670A...9D 2023A&A...670A.108S 2023A&A...671A..13B 2023A&A...676A.122P 2023A&A...678A..95S 2023AJ....166..240K 2023ApJ...943...46X 2023ApJ...945...29K 2023ApJ...949...82D 2023ApJ...949...89X 2023ApJ...949...90L 2023ApJ...953..113L 2023ApJ...954..123P 2023ApJ...959...74B 2023ApJS..264....7C 2023ApJS..268...12Y 2023MNRAS.521.5087T 2023MNRAS.522..503Z 2023MNRAS.522..559O 2023MNRAS.523.2770Z 2023MNRAS.524.1625D 2023MNRAS.525..107C 2023MNRAS.526..175L 2023MNRAS.526..966S 2023PASJ...75..187F 2022A&A...657A.131M 2022A&A...658A..98P 2022A&A...662A...8M 2022A&A...663A..26B 2022A&A...664A..80L 2022A&A...666A.165S 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