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Дата изменения: Mon Dec 23 18:23:59 2013 Дата индексирования: Fri Feb 28 19:12:13 2014 Кодировка: |
| lax | decimal log of major axis (in 0.1 arcmin) |
| e_lax | uncertainty on major axis |
| sax | decimal log of major axis to minor axis ratio (log D/d) |
| e_sax | uncertainty on sax |
| dcode | code for the type of diameter following table dcode below |
| band | photometric band following table band below |
| isophote | isophotal level in mag.arsec-2 for isophotal diameters |
| quality | code for quality according to the table quality below |
| iref | bibliographic reference code |
| Dcode | Definition |
| 1 | visual internal diameter |
| 2 | visual external diameter |
| 3 | external diameter from surface photometry |
| 4 | external diameter from aperture photometry |
| 5 | effective diameter |
| 6 | Dn diameter (up to a mean SB of 20.75 B_mag-arsec-2) |
| 7 | external 3-sigma isophotal diameter |
| Band | Definition |
| 0 | unknown (or coadd) |
| 1 | unknown in visible domain |
| 2 | U band |
| 3 | B band |
| 4 | V band |
| 5 | pg Holmberg |
| 6 | pv Holmberg |
| 7 | radio (21-cm line) |
| 8 | IRAS 12 mu |
| 9 | IRAS 25 mu |
| 10 | IRAS 60 mu |
| 11 | IRAS 100 mu |
| 12 | H band 1.6mu for Aaronson system) |
| 13 | I band for Mathewson system |
| 14 | R band |
| 15 | J band |
| 16 | K band |
| 17 | H band |
| 18 | z band |
| 19 | not used |
| 20 | I DENIS |
| 21 | J DENIS |
| 22 | K DENIS |
| 23 | J 2MASS |
| 24 | H 2MASS |
| 25 | K 2MASS |
| 26 | u SDSS (Sloan) |
| 27 | g SDSS (Sloan) |
| 28 | r SDSS (Sloan) |
| 29 | i SDSS (Sloan) |
| 30 | z SDSS (Sloan) |
| Quality | Definition |
| 0 | accurate |
| 1 | doubtful or 1sigma detection |
| 2 | upper limit |
| 9 | measurement to be rejected |