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J/A+A/282/899    Teff and angular diameters from IRFM    (Blackwell+ 1994)

Stellar effective temperatures and angular diameters determined by the infrared flux method (IRFM): revisions using improved Kurucz LTE stellar atmospheres Blackwell D.E., Lynas-Gray A.E. <Astron. Astrophys. 282, 899 (1994)> =1994A&A...282..899B
ADC_Keywords: Effective temperatures ; Stars, diameters ; Photometry, infrared Keywords: stars: fundamental parameters - stars: atmospheres File Summary:
FileName Lrecl Records Explanations
ReadMe 80 . This file table1 41 72 Values of Log R as a function of temperature, wavelength and surface gravity table2 17 4 Effect on determined effective temperatures of using Kurucz (1992) model atmospheres instead of MARCS atmospheres table3 40 18 Effect on determined temperatures at J, K, L for a change in surface gravity table4 43 6 Effect of A(V) on effective temperatures table5 35 5 Effect of a one per cent decrease in flux at J, K, L wavelengths on temperatures table6 75 80 Parameters of selected stars table7 43 6 Effect of A(V) on the integrated flux table8 52 3 Coefficients A,B,C in the relation temperature = A+B*(V-K)+C*(V-K)**2 table9 30 48 Comparison between determined temperatures and calculated temperatures for stars which as not been detected as spectroscopic binaries table10 30 32 Comparison between determined temperatures and calculated temperatures for known spectroscopic binaries table11 34 19 Comparison of IRFM effective temperatures with 'adopted' temperatures of Bell and Gustafsson table12 47 3 Relation between temperatures determined by Ridgway et al. and present IRFM temperatures table13 43 6 Effect of A(V) on angular diameters table14 54 3 Comparison between angular diameters determined by Michelson interferometry and present IRFM determinations
Byte-by-byte Description of file: table1
Bytes Format Units Label Explanations
1- 3 F3.1 [cm/s2] log.g Surface gravity 6- 9 I4 K Teff Effective temperature 15- 20 F6.4 --- LogR1 Ratio of integrated flux to monochromatic flux lambda 1.2467 um 24- 29 F6.4 --- LogR2 Ratio of integrated flux to monochromatic flux lambda 2.2135 um 34- 39 F6.4 --- LogR3 Ratio of integrated flux to monochromatic flux lambda 3.7825 um
Byte-by-byte Description of file: table2
Bytes Format Units Label Explanations
1- 4 I4 K Teff Effective temperature 7- 9 I3 K TcJ Temperature change for use of filter J 12- 13 I2 K TcK Temperature change for use of filter K 16- 17 I2 K TcL Temperature change for use of filter L
Byte-by-byte Description of file: table3
Bytes Format Units Label Explanations
1 A1 --- Filter Filter used 4- 7 I4 K Teff Effective temperature 18- 20 I3 K Tc2 Temperature change for log g=2 28- 30 I3 K Tc3 Temperature change for log g=3 38- 40 I3 K Tc4 Temperature change for log g=4
Byte-by-byte Description of file: table4 Byte-by-byte Description of file: table7 Byte-by-byte Description of file: table13
Bytes Format Units Label Explanations
1- 4 I4 K Teff Effective temperature 14- 19 F6.4 --- CF5 Correction factors for A(V)=0.05m 22- 27 F6.4 --- CF10 Correction factors for A(V)=0.10m 30- 35 F6.4 --- CF15 Correction factors for A(V)=0.15m 38- 43 F6.4 --- CF20 Correction factors for A(V)=0.20m
Byte-by-byte Description of file: table5
Bytes Format Units Label Explanations
5- 8 I4 K Teff Effective temperature 17- 18 I2 K TcJ Temperature change at J wavelength 26- 27 I2 K TcK Temperature change at K wavelength 34- 35 I2 K TcL Temperature change at L wavelength
Byte-by-byte Description of file: table6
Bytes Format Units Label Explanations
1- 4 I4 --- BS BS (Bright Star catalogue) number 5 A1 --- n_BS When *, known spectroscopic binary 8- 15 A8 --- SpType Spectral class 16- 19 F4.2 mag A(V) Interstellar extinction 22- 25 F4.2 mag V Visual magnitude 28- 31 F4.2 mag B-V B-V color 34- 37 F4.2 mag V-K V-K color 40- 42 F3.1 [cm/s2] log.g []? Surface gravity 45- 49 F5.2 --- Fe/H []? Metallicity 52- 60 E9.3 10-9W/m2 FT Total flux 63- 66 I4 K Teff Effective temperature 69- 73 F5.3 mas D Angular diameter
Byte-by-byte Description of file: table8
Bytes Format Units Label Explanations
6- 15 A10 --- Type Kind of star 20- 23 I4 --- A Coefficient A 29- 33 I5 --- B Coefficient B 40- 44 F5.1 --- C Coefficient C
Note: Temperature = A + B(V-K) + C(V-K)^2 Byte-by-byte Description of file: table9 Byte-by-byte Description of file: table10
Bytes Format Units Label Explanations
1- 4 I4 --- BS BS (Bright Star catalogue) number 8- 11 I4 K Tm Measured temperature 15- 18 I4 K Tc Calculated temperature (1) 21- 26 F6.2 % R Residual (measured - calculated temperature)
Note (1): For table9, temperature = 8906 - 2625*(V-K) + 363.2*(V-K)^2 where V-K has been corrected for interstellar extinction. The stars have not been detected to be spectroscopic binaries For table10, temperature = 8825 - 2548*(V-K) + 343.9*(V-K)^2, where V-K has been corrected for interstellar extinction. The stars are known spectroscopic binaries
Byte-by-byte Description of file: table11
Bytes Format Units Label Explanations
1- 4 I4 --- BS BS (Bright Star catalogue) number 8- 11 I4 K Tbg Adopted temperature of Bell & Gustafsson (1) 15- 18 I4 K Tirfm IRFM (Infrared Flux Method) effective temperature 24- 28 F5.2 % Tirfm-Tbg Temperature differences Tirfm - Tbg
Note (1): Bell R.A., Gustafsson B., 1989MNRAS.236..653B
Byte-by-byte Description of file: table12
Bytes Format Units Label Explanations
4- 7 F4.2 mag V-K V-K color 12- 15 I4 K Tirfm IRFM effective temperature 22- 25 I4 K Tr Adopted temperature of Ridgway et al. (1) 34- 36 I3 K Tirfm-Tr Temperature differences Tirfm - Tr 45- 47 F3.1 % DT/T Temperature differences Tirfm - Tr percent
Note (1): Ridgway S.T. et al., 1980ApJ...235..126R
Byte-by-byte Description of file: table14
Bytes Format Units Label Explanations
1- 4 I4 --- BS BS (Bright Star catalogue) number 12- 15 F4.2 --- ADi IRFM angular diameter 26- 29 F4.2 --- ADm Michelson interferometry angular diameter (1) 44- 48 F5.2 % ADi-ADm Angular diameter difference IRFM-Michelson
Note (1): Mozurkewich D. et al., 1991AJ....101.2207M

(End) Patricia Bauer [CDS] 14-Mar-1994
The document above follows the rules of the Standard Description for Astronomical Catalogues.From this documentation it is possible to generate f77 program to load files into arrays or line by line

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