Zodiacal signs
| Type: | Zodiacal signs |
| Geometry: | Circular, concentric |
| Unit of measurement: | Zodiacal divisions, equal or unequal |
| (Numbering) starts at: | 0 |
| (Numbering) ends at: | 30 |
| Numbered: | every 10 |
| Repeats: | 12 times |
| Divided every: | 10 (Zodiacal divisions, equal or unequal) |
| then every: | 2 (Zodiacal divisions, equal or unequal) |
Scale located on: Tympan, Womb or Back .
Location(s) detail:
| 1-4: | The entire outer circle on the back of an astrolabe. (1-4) |
Zodiac:
| 1 | ARI |
| 2 | TAV |
| 3 | GEI |
| 4 | CAN |
| 5 | LEO |
| 6 | VGO |
| 7 | LIB~ |
| 8 | SCOR |
| 9 | SAGI |
| 10 | CAP |
| 11 | AQ' |
| 12 | PIS~ |
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