C.D.S. - SIMBAD4 rel 1.8 - 2024.04.19CEST13:24:20 BD+48 2721 ----------- Object BD+48 2721 --- HS* --- OID=@285154 (@@11079,28) --- coobox=332 Coordinates(ICRS,ep=J2000,eq=2000): 18 34 09.1968898200 +48 27 39.864764700 (Opt ) A [0.0281 0.0323 90] 2020yCat.1350....0G Coordinates(FK4,ep=B1950,eq=1950): 18 32 49.8780832130 +48 25 10.645912213 Coordinates(Gal,ep=J2000,eq=2000): 077.1473446906382 +22.6918208729613 hierarchy counts: #parents=0, #children=0, #siblings=0 Proper motions: 17.089 65.219 [0.036 0.042 90] A 2020yCat.1350....0G Parallax: 3.4747 [0.03] A 2020yCat.1350....0G Radial Velocity: -158 [22] E 2021ApJS..256...28L Redshift: -0.000527 [0.000073] E 2021ApJS..256...28L cz: -157.96 [22.00] E 2021ApJS..256...28L Flux B : 10.50 [~] E ~ Flux V : 10.70 [~] E ~ Flux G : 10.658312 [0.002778] C 2020yCat.1350....0G Flux J : 11.107 [0.022] C 2003yCat.2246....0C Flux H : 11.215 [0.018] C 2003yCat.2246....0C Flux K : 11.277 [0.018] C 2003yCat.2246....0C Spectral type: sdB4 C 1982MNRAS.201..901D Morphological type: ~ ~ ~ Angular size: ~ ~ ~ (~) ~ ~ Identifiers (9): LAMOST J183409.58+482739.8 Gaia DR3 2120323958447382272 TIC 47581488 BD+48 2721 GEN# +0.04802721 TD1 30861 TYC 3531-1327-1 2MASS J18340919+4827398 Gaia DR2 2120323958447382272 Bibcodes 1850-2024 () (20): 2022A&A...662A..40C 2022ApJS..259....5T 2021ApJS..256...28L 2020A&A...635A.193G 2019A&A...621A..38G 2019MNRAS.490.3158C 2018A&A...618A..86S 2017A&A...600A..50G 2016MNRAS.463.2756H 2013A&A...549A.110G 2013A&A...557A.122G 2012A&A...543A.149G 2012AstL...38..694G 2011A&A...525A..29J 2003AJ....126.1455S 2001AN....322..401E 1988SAAOC..12....1K 1983MNRAS.202..317C 1982MNRAS.201..901D 1978A&A....66L...9B Measures (distance:2 Fe_H:1 IUE:4 MK:3 PLX:2 PM:2 velocities:1 ): distance:2Fe_H:1IUE:4MK:3PLX:2PM:2velocities:1 Notes (0) : ================================================================================