Helpful notes for understanding these formulas:

– R# or L# denotes the ruler (or Lord) of the house indicated by the number.
– H# indicates the cusp of the house indicated by the number.
– Fortuna is referenced in the formulas to denote the use of the Part of Fortune.
– Spiritus or Spirit might be used in a formula to signify the use of the Part of Spirit.
– Formulas on this page typically follow the format: Personal Point + Significator – Trigger

– You can get the complete list of Parts or Lots here: Dreamhouse: Attic: Roof: Astro: Lots: List (umich.edu)