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J/AJ/107/135          Colors in bulges of galaxies  (Balcells+ 1994)

Colors and color gradients in bulges of galaxies BALCELLS M., PELETIER R.F. <Astron. J. 107, 135 (1994)> =1994AJ....107..135B
Keywords: photometry: galaxies - galaxies: spiral - galaxies: early-type File Summary:
FileName Lrecl Records Explanations
ReadMe 80 . This file table1 89 32 Photometric data table2 123 18 Central colors and color gradients table3 53 6 Comparison with aperture photometry table4 23 4 Integrated colors of single burst models
Byte-by-byte Description of file: table1
Bytes Format Units Label Explanations
2- 6 I5 --- UGC UGC denomination 9- 10 A2 --- IC When IC, the following number is the IC name 11- 14 I4 --- NGC NGC denomination 18- 19 I2 --- Type Numerical morphological type from the RC3 23- 26 F4.2 --- epsilon Disk ellipticity (1-b/a) 29- 34 F6.2 mag Mtot(R) R luminosity of the galaxy 38- 43 F6.2 mag Mbul(R) []? R luminosity of the bulge 47- 51 F5.2 --- D/B Bulge to disk ratio in R color 55- 59 F5.2 mag/arcsec2 mu0(R) Central surface brightness of the disk in R color 62- 66 F5.2 --- h_UR []? Ratio of the scale lengths of the disk in U and R minus 1 (hU/hR - 1) 70- 89 A20 --- RR Reason why a galaxy did not qualify for the dustfree sample
Byte-by-byte Description of file: table2
Bytes Format Units Label Explanations
3- 6 I4 --- NGC NGC name 10- 13 F4.2 mag (B-R)0 B-R central color 17- 20 F4.2 mag e_(B-R)0 rms uncertainty on (B-R)0 23- 27 F5.2 --- d(B-R)/dr B-R color gradient 31- 34 F4.2 --- e_d(B-R)/dr rms uncertainty on d(B-R)/dr 38- 41 F4.2 mag (U-R)0 U-R central color 45- 48 F4.2 mag e_(U-R)0 rms uncertainty on (U-R)0 52- 56 F5.2 --- d(U-R)/dr U-R color gradient 60- 63 F4.2 --- e_d(U-R)/dr rms uncertainty on d(U-R)/dr 67- 70 F4.2 mag (R-I)0 R-I central color 74- 77 F4.2 mag e_(R-I)0 rms uncertainty on (R-I)0 81- 85 F5.2 --- d(R-I)/dr R-I color gradient 89- 92 F4.2 --- e_d(R-I)/dr rms uncertainty on d(R-I)/dr 96- 99 F4.2 mag (U-B)0 U-B central color 103-106 F4.2 mag e_(U-B)0 rms uncertainty on (U-B)0 110-114 F5.2 --- d(U-B)/dr U-B color gradient 118-121 F4.2 --- e_d(U-B)/dr rms uncertainty on d(U-B)/dr
Byte-by-byte Description of file: table3
Bytes Format Units Label Explanations
1- 8 A8 --- NGC Galaxy name 11- 15 F5.2 mag DeltaU []? Average difference between the artificial aperture measurement and the literature photometry, in U 19- 22 F4.2 mag e_DeltaU []? rms uncertainty on DeltaU 25- 29 F5.2 mag DeltaB Average difference between the artificial aperture measurement and the literature photometry, in B 33- 36 F4.2 mag e_DeltaB rms uncertainty on DeltaB 39- 43 F5.2 mag DeltaR Average difference between the artificial aperture measurement and the literature photometry, in R 47- 50 F4.2 mag e_DeltaR []? rms uncertainty on DeltaR
Byte-by-byte Description of file: table4
Bytes Format Units Label Explanations
3- 7 F5.2 Sun [Fe/H] Metallicity 11- 15 F5.3 mag (B-R)20 Integrated B-R color for an age of 20 Gyr 19- 23 F5.3 mag (B-R)12 Integrated B-R color for an age of 12 Gyr

(End) Patricia Bauer [CDS] 22-Feb-1993
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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