NAME OF THE GALAXY NGC 7218 TYPE OF OBSERVATION FLUX INSTRUMENT REFERENCE IMAGE/MAP--TOTAL FLUX--INSTRUMENT--RESOLUTION--REFERENCE HI 21 cm observations (Single Dish) HI 21cm (Interferomety) Radio continuum (1.4 GHz) Molecules CO HCN CS Optical Broadband U Optical Broadband B Optical Broadband V Optical Broadband R Near Infrared J Near Infrared H Near Infrared K Narrow Band - Bracket Gamma Narrow Band - H-alpha H-alpha+[NII] ew =26+/-4 angstroms Palomar Kennicutt & Kent Narrow Band - H-alpha --> -log(flux)=11.83 log(erg cm^-2 s^-1) 1.5m AJ, 88, 1094 UV Imaging ROSAT/ASCA/other X-ray observations LINES OBSERVED FLUXES/EQUIVALLENT WIDTHS OTHERS Optical spectra IUE OTHER MEASUREMENTS/COMMENTS