C.D.S. - SIMBAD4 rel 1.8 - 2024.07.04CEST16:16:14 EM* AS 281 ----------- Object EM* AS 281 --- Sy* --- OID=@2497128 (@@55525,2) --- coobox=18514 Coordinates(ICRS,ep=J2000,eq=2000): 18 10 43.8625892496 -27 57 50.104687248 (Opt ) A [0.0368 0.0321 90] 2020yCat.1350....0G Coordinates(FK4,ep=B1950,eq=1950): 18 07 34.6379814561 -27 58 29.982284665 Coordinates(Gal,ep=J2000,eq=2000): 003.6002104025400 -04.2972126610031 hierarchy counts: #parents=0, #children=0, #siblings=0 Proper motions: -3.470 -2.526 [0.043 0.033 90] A 2020yCat.1350....0G Parallax: 0.2089 [0.0407] A 2020yCat.1350....0G Radial Velocity: -137.23 [1.01] B 2022yCat.1355....0G Redshift: -0.000458 [0.000003] B 2022yCat.1355....0G cz: -137.20 [1.01] B 2022yCat.1355....0G Flux B : 12 [~] E ~ Flux V : 13.60 [~] E ~ Flux G : 12.126050 [0.004749] C 2020yCat.1350....0G Flux J : 8.300 [0.018] C 2003yCat.2246....0C Flux H : 7.284 [0.026] C 2003yCat.2246....0C Flux K : 6.920 [0.018] C 2003yCat.2246....0C Flux g : 14.69 [~] D 2017MNRAS.465..434M Spectral type: M4/6e D 1983RMxAA...8...39M Morphological type: ~ ~ ~ Angular size: 0.200 0.200 90 (Rad ) D 2008ApJ...689..194S Identifiers (14): [MTR2015] OW J181043.9-275750.0 Gaia DR3 4050929693788352384 TIC 249291000 EM* AS 281 ESO 456-65 Hen 2-357 MHA 208-83 PK 003-04 1 PN Ap 1-10 SS73 138 WRAY 16-378 2MASS J18104386-2757501 Gaia DR2 4050929693788352384 [MTR2015] OW J181043.86-275750.0 Bibcodes 1850-2024 () (55): 2023A&A...674A..15L 2019ApJS..240...21A 2017MNRAS.465..434M 2017MNRAS.466.2194G 2016MNRAS.463.1099T 2013MNRAS.431....2F 2010ApJ...719..126C 2010PASP..122..524L 2008ApJ...689..194S 2007MNRAS.376.1120P 2001A&A...378..843K 2000A&AS..146..407B 1999A&AS..137..473M 1997A&A...319..201M 1997A&A...327..191M 1996A&AS..119...61H 1996LNP96.472..225B 1995A&AS..109..177W 1995AJ....109.1770M 1995ApJS...98..659Z 1993ApJ...410..260S 1992A&AS...93..383M 1992ESOPN...1....1A 1989A&AS...77..487A 1988AJ.....95..804K 1987A&AS...68...51S 1987A&AS...71..163A 1987Afz....26..457L 1984A&AS...55..253M 1984PASAu...5..369A 1983A&AS...54..315A 1983RMxAA...8...39M 1982IAUCo..70...27A 1981ApJ...250..232K 1980MNRAS.192..521A 1979A&AS...36..227M 1978MNRAS.184..893W 1977A&AS...30..217A 1976AJ.....81..753M 1976PW&SO...2...57S 1975MNRAS.171..171W 1974MNRAS.167..337A 1973ApJ...185..899S 1973MNRAS.161..145A 1973SSTor...5b...1I 1971ApJS...22..319C 1970IBVS..469....1H 1970TrSht..40...57V 1969CoLic.299.1045H 1967ApJS...14..125H 1967ApJS...14..154W 1966PhDT.........3W 1965ATsir.348....1V 1962AZh....39..256F 1950ApJ...112...72M Measures (distance:1 MK:1 PLX:1 PM:2 V*:1 velocities:1 ): distance:1MK:1PLX:1PM:2V*:1velocities:1 Notes (1) : (S) 08-Oct-2009 - ep ref:2001A&A...378..843K obj:EM* AS 281 PK 003-04 1 , misclassified PN: "symbiotic star" (Kohoutek, 2001A&A...378..843K, \vizier{IV/24/table3}{PK=003-04.1 }{Cat. IV/24}) ================================================================================