J/PAZh/27/456 Astrometric study of ADS 48 (Kiyaeva+, 2001) ================================================================================ An astrometric study of the triple star ADS 48. Kiyaeva O.V., Kiselev A.A., Polyakov E.V., Rafal'skii V.B. =2001PAZh...27..456K =2001AstL...27..391K ================================================================================ ADC_Keywords: Stars, double and multiple ; Positional data Abstract: The series of relative positions of the hierarchical triple system ADS 48 ABF (AB=6",AF=327") obtained with the 26-inch Pulkovo refractor during 1961-1995 and measured with the Fantazia automated measuring system are analyzed. Object: -------------------------------------- RA (2000) DE Designation -------------------------------------- 00 05 41.0 +45 48 43 ADS 48 A 00 05 40.7 +45 48 37 ADS 48 B 00 05 24.9 +45 48 15 ADS 48 F -------------------------------------- File Summary: -------------------------------------------------------------------------------- FileName Lrecl Records Explanations -------------------------------------------------------------------------------- ReadMe 80 . This file table2.dat 55 29 Seasonal means of the component B relative to A table3.dat 42 28 Seasonal means of the component F relative to A table4.dat 42 28 Seasonal means of the component F relative to B -------------------------------------------------------------------------------- Byte-by-byte Description of files: table2.dat -------------------------------------------------------------------------------- Bytes Format Units Label Explanations -------------------------------------------------------------------------------- 1- 8 F8.3 yr Date Observational moment 11-15 F5.3 arcsec rho Distance between components 18-21 F4.3 arcsec e_rho Standard deviation in rho 24-30 F7.3 deg theta Position angle 33-36 F4.3 deg e_theta Standard deviation in theta 39-40 I2 --- Nplate Number of plates 43-47 F5.3 arcsec O-Crho Observation orbit minus Calculated orbit in rho direction 51-55 F5.3 arcsec O-Ctan Observation orbit minus Calculated orbit in tangential direction -------------------------------------------------------------------------------- Byte-by-byte Description of files: table3.dat table4.dat -------------------------------------------------------------------------------- Bytes Format Units Label Explanations -------------------------------------------------------------------------------- 1- 8 F8.3 yr Date Observational moment 11-17 F7.3 arcsec rho Distance between components 20-23 F4.3 arcsec e_rho Standard deviation in rho 26-32 F7.3 deg theta Position angle 35-38 F4.3 deg e_theta Standard deviation in theta 41-42 I2 --- Nplate Number of plates -------------------------------------------------------------------------------- ================================================================================ (End) Veta Avedisova [INASAN] 23-Aug-2001