J/ApJ/416/787 Mount Wilson Crv Metallicity index (Soon+ 1993)
The Mount Wilson Observatory Metallicity index, Crv: comparison with other photometric systems SOON W.H., ZHANG Q., BALIUNAS S.L., KURUCZ R.L. <Astrophys. J. 416, 787 (1993)> =1993ApJ...416..787S
ADC_Keywords: Stars, giant; Stars, supergiant; Photometry; Abundances, [Fe/H] Keywords: stars: abundances - stars: late-type - techniques: spectroscopic File Summary:
FileName Lrecl Records Explanations
ReadMe 80 . This file table1 127 236 Data for dwarfs table2 127 141 Data for giants
Byte-by-byte Description of file: table1 Byte-by-byte Description of file: table2
Bytes Format Units Label Explanations
1- 6 I6 --- HD ? HD designation 7 A1 --- m_HD Multiplicity index on HD designation 8 A1 --- n_HD [*] Note for HD 36389 (1) 10- 19 A10 --- Name Other name 22- 27 F6.3 mag <Crv> ? Time averaged spectrophotometric index Crv = 2.5 log (NR/NV) (2) 29- 32 I4 --- o_<Crv> ? Number of observed points 34- 38 F5.3 mag e_<Crv> ? Standard deviation of observed points 40- 44 F5.3 mag b-y Observed b-y index 46- 51 F6.3 mag m1 Observed m1 index 53- 57 F5.3 mag c1 ? Observed c1 index 59- 62 F4.2 mag V-K ? Observed V-K index 64- 67 F4.2 --- THETAeff ? Observed stellar effective temperature (THETAeff= 5040/Teff, Teff in K) 69- 71 F3.1 [cm/s2] log(g) ? Observed surface gravity 74- 78 F5.2 --- [Fe/H]1 ? Scaled iron abundance 79 A1 --- --- ',' indicates a metallicity interval 80- 84 F5.2 --- [Fe/H]2 ? Highest value of metallicity when n_[Fe/H] = , 92- 95 F4.1 mag Dm ? magnitude difference of the two components for double stars 102-106 F5.1 arcsec Sep ? Maximum observed separation for double stars 108-127 A20 --- Period Orbital period for double stars The symbols SBa and SB identify the primary star associated with a known or suspected spectroscopic binary system.
Note (1): Note that the reddest giant on the list HD 36389 had b-y = 1.440 and is not plotted in all the (b-y)-dependent plots. Note (2): N_R and N_V are the counts in the two wider windows (20A) labeled as R_4001 and V_3901, centered at 4001 and 3901 A respectively.
Courtesy: Willie Soon
(End) Patricia Bauer [CDS] 11-Jul-1994
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