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The 8 Gates Formulas (Eight Formations)

Use this table to determine the auspicious and inauspicious directions based on the Sitting Mountain (Zuo) of the property.

Sit (Zuo)Xian Tian (Ding/People)
IN is Good
Hou Tian (Cai/Wealth)
IN is Good
Tian Jie (Calamity)
OUT is Good
Qian (NW)Li (South)Gen (NE)Zhen (East)
Kan (North)Dui (West)Kun (SW)Xun (SE)
Gen (NE)Qian (NW)Zhen (East)Kun (SW)
Zhen (East)Gen (NE)Li (South)Qian (NW)
Xun (SE)Kun (SW)Dui (West)Kan (North)
Li (South)Zhen (East)Qian (NW)Gen (NE)
Kun (SW)Kan (North)Xun (SE)Zhen (East)
Dui (West)Xun (SE)Kan (North)Li (South)

*Note: Tian Jie is derived from the "Guest" water logic and varies slightly in some lineages, but this is the standard San Yuan mapping.

The 8 Robbery Sha (Ba Yao Sha)

These directions are the "Killings" of the Sitting Mountain. Water flowing IN from these directions, or physical Sha Qi (sharp objects, poles) located here, brings disaster.

Sit (Zuo)Yao Sha DirectionEarthly Branch
Kan (North)DragonChen (SE)
Kun (SW)RabbitMao (East)
Zhen (East)MonkeyShen (SW)
Xun (SE)RoosterYou (West)
Qian (NW)HorseWu (South)
Dui (West)SnakeSi (SE)
Gen (NE)TigerYin (NE)
Li (South)PigHai (NW)
Mnemonic: "Kan Long, Kun Tu, Zhen Shan Hou; Xun Ji, Qian Ma, Dui She Tou; Gen Hu, Li Zhu Wei Yao Sha."