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.
<Pis'ma Astron. Zh. 27, 456 (2001)>
=2001PAZh...27..456K 2001PAZh...27..456K
=2001AstL...27..391K 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