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Table 1.
Notation in non-overlapping masks and simplified assignments.
| Label | Environment | Label | Environment | |
|---|---|---|---|---|
| 1 | Centre (small bulge or nucleus) | → | 1 | Centre |
| 2 | Bar (excluding bar ends) |  |
2+3 | Bar |
| 3 | Bar ends (overlap of bar and spiral) | |||
| 5 | Spiral arms inside interbar (Rgal < Rbar) |  |
5+6 | Spiral arms |
| 6 | Spiral arms (Rgal > Rbar) | |||
| 4 | Interbar (Rgal < Rbar but outside bar footprint) |  |
4+7+8 | Interarm |
| 7 | Interarm (only Rgal spanned by spiral arms, and Rgal > Rbar) | |||
| 8 | Outer disc (Rgal> spiral arm ends) in galaxies with spirals masks | |||
| 9 | Interbar (Rgal < Rbar) in galaxies without spiral masks |  |
9+10 | Disc without spiral masks |
| 10 | Disc (Rgal > Rbar) in galaxies without spiral masks |
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