Compilation of photometry . HyperLeda home | Documentation | ... This catalogue (table a107 in the database) presents the compilation of apparent fluxes (magnitudes) of galaxies. ... In March 2006, the table counted 8.6 million measurements (in any color band) for 1.65 million galaxies. Magnitude with its uncertainty and quality flag in parentheses. ... Logarithm of aperture used for aperture photometry. ... Code for the type of magnitude as given in the "mag_codes" table: . ...

Comedi Documentation . Prev . Next . comedi_poll -- force updating of streaming buffer . ... int comedi_poll (comedi_t * device, unsigned int subdevice); . The function comedi_poll() is used on a subdevice that has a Comedi command in progress in order to update the streaming buffer. If supported by the driver, all available samples are copied to the streaming buffer. ... If sucessful, the number of additional bytes available is returned. ... comedi_set_max_buffer_size ...

... Telescopes . ... Diameter of circular antenna . ... Number of antenna elements . ... Geometrical area . ... Effective area of full circle . ... Wavelength range . ... Frequency range . ... 2 arcsec . ... Flux density limit . ... Absolute brightness temperature limit . 0.050 mK . ...

... Corresponding gates in each row are connected in parallel at both edges of the array. ... Other gates. ... otherwise indicated, 45 kpixels/sec and standard voltages using a dual slope CDS circuit (8 µs integration time) Minimum Format Pixel Size Imaging Area Dark current (MPP), 20° C equivalent Readout noise Front Back Full Well signal Output gain CTE per pixel Typical 512 x 512 pixels 24 µm x 24 µm 12.3 mm x 12.3 mm 50 pa/cm2 5 electrons 7 electrons 350,000 electrons 1.5 µV/ electron 0 ...