The presiding deity is Quetzalcoatl, the great sky god, the Plumed Serpent, who in his aspect as god of Wind symbolises instability.
A day of mixed blessings; of intelligence and learning, a day to remain alert to outside influences, but a day of mixed and unstable emotions on which you should endeavour to remain calm.
A very fortunate 13 days, which is productive and happy, and a good time for new ideas or cultivating new friendships. Also a good time to marry.