| Show | Sort | Column | Constraint | Explain (UCD) |
| | | recno | | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) (RECORD) |
| | | n_GASS | (char) | [*] * indicates a note in notes.dat file (meta.note) (NOTE) |
| | | GASS | | GASS number (meta.id;meta.main) (ID_MAIN) |
| | | SDSS | (char) | SDSS designation (JHHMMSS.ss+DDMMSS.s) (meta.id) (ID_ALTERNATIVE) |
| | | zsp | | SDSS redshift (Note G2)
(src.redshift) (REDSHIFT_HC) |
| | | ton | min | On-source integration time of the Arecibo observation (Note G1)
(time.expo) (TIME_EXPTIME) |
| | | DV | km/s | Velocity resolution of the final, smoothed spectrum (spect.resolution) (SPECT_RESOLUTION) |
| | | z | | Redshift, measured from the HI spectrum (Note 2)
(src.redshift) (REDSHIFT_HC) |
| | | W50 | km/s | Observed velocity width of the source line profile, measured at the 50% level of each peak (spect.line.width) (SPECT_VELOC_WIDTH) |
| | | e_W50 | km/s | rms uncertainty on W50 (Note 3)
(stat.error) (ERROR) |
| | | W50c | km/s | Velocity width corrected for instrumental broadening and cosmological redshift only (Note 4)
(spect.line.width) (SPECT_VELOC_WIDTH) |
| | | FHI | Jy.km/s | Observed, integrated HI-line flux density, measured on the smoothed and baseline-subtracted spectrum (phot.flux.density) (SPECT_FLUX_VALUE) |
| | | e_FHI | Jy.km/s | rms uncertainty on FHI (Note 3)
(stat.error) (ERROR) |
| | | rms | mJy | rms noise of the observation, measured on the signal- and RFI-free portion of the smoothed spectrum (stat.stdev;instr.det.noise;obs) (INST_NOISE) |
| | | S/N | | Signal-to-noise ratio of the HI spectrum (Note 5)
(stat.snr) (INST_S/N) |
| | | logMHI | [Msun] | HI mass (phys.mass) (PHYS_MASS_MISC) |
| | | logMHI/M* | [-] | HI mass fraction (phys.mass;arith.ratio) (PHYS_MASS_FRACTIONAL) |
| | | Q | | [1/5] Quality flag, 1=good (Note 6)
(meta.code.qual) (CODE_QUALITY) |
ALL cols | | | |