C.D.S. - SIMBAD4 rel 1.8 - 2024.04.20CEST00:35:01 LX Cyg ------ Object V* LX Cyg --- C* --- OID=@35494 (@@8569,7) --- coobox=185 Coordinates(ICRS,ep=J2000,eq=2000): 21 55 57.0262652688 +48 20 52.522680876 (Opt ) A [0.0227 0.0234 90] 2020yCat.1350....0G Coordinates(FK4,ep=B1950,eq=1950): 21 54 02.0808949454 +48 06 36.061105720 Coordinates(Gal,ep=J2000,eq=2000): 095.3960386735666 -04.9158391674077 hierarchy counts: #parents=0, #children=0, #siblings=0 Proper motions: -5.142 -3.658 [0.029 0.030 90] A 2020yCat.1350....0G Parallax: 0.3528 [0.0279] A 2020yCat.1350....0G Radial Velocity: -39.92 [2.76] C 2018yCat.1345....0G Redshift: -0.000133 [0.000009] C 2018yCat.1345....0G cz: -39.92 [2.76] C 2018yCat.1345....0G Flux B : 13.22 [0.48] D 2000A&A...355L..27H Flux V : 10.49 [0.06] D 2000A&A...355L..27H Flux G : 11.410300 [0.013077] C 2020yCat.1350....0G Flux R : 10.52 [~] E 2020ApJS..247...44A Flux J : 5.128 [0.232] D 2003yCat.2246....0C Flux H : 3.907 [0.180] D 2003yCat.2246....0C Flux K : 2.929 [0.272] D 2003yCat.2246....0C Spectral type: C D 2016A&A...585A.145U Morphological type: ~ ~ ~ Angular size: ~ ~ ~ (~) ~ ~ Identifiers (13): Gaia DR3 1976303298319464576 TIC 370811791 AAVSO 2152+47A AN 348.1929 CSS 1286 GSC 03608-00738 IRAS 21540+4806 S1* 696 V* LX Cyg 2MASS J21555703+4820525 TYC 3608-738-1 UCAC3 277-233369 Gaia DR2 1976303298319464576 Bibcodes 1850-2024 () (39): 2023A&A...672A.165M 2023A&A...674A..15L 2020ApJS..247...44A 2019A&A...622A.120U 2019AJ....158...22C 2018A&A...618A..58M 2017ARep...61...80S 2016A&A...585A.145U 2016AstL...42..665F 2013A&A...556A..38U 2012A&A...548A..79A 2011A&A...531A..88U 2008A&A...488..675G 2008JAVSO..36....1T 2006AJ....132.1468Y 2006OEJV...23....3S 2005AJ....130..776T 2005BAVSM.174....1H 2005MNRAS.363.1111C 2004JAVSO..33Q..82T 2004MNRAS.352..325Z 2003BaltA..12..622B 2003IBVS.5367....1T 2003JAVSO..31..128Z 2002A&A...387..129W 2000A&A...363.1065H 1999JAVSO..27...41E 1998AJ....116.2520J 1995A&AS..113...51C 1991PASJ...43..311N 1989ARA&A..27..701G 1987ApJ...317..810D 1986VeSon..10..210B 1984PW&SO...3....1S 1979ApJ...234..538A 1976PW&SO...2...21S 1969AJ.....74..413T 1957ApJ...125..408B 1956ApJ...124..346C Measures (distance:1 MK:7 PLX:2 PM:2 V*:4 velocities:1 ): distance:1MK:7PLX:2PM:2V*:4velocities:1 Notes (1) : (S) 09-Mar-2016 - cl ref:2016A&A...585A.145U obj:V* LX Cyg According to 2016A&A...585A.145U, the spectral type of LX Cyg has evolved from S/SC to C ================================================================================