How about the 27th?

No. Judging from the above search of the zodiac, the 27th of the first month is not an auspicious day of the zodiac. If you want to do something important, you can choose another auspicious day of the zodiac.

Zi Shi [23- 1 point],-,Shanan, Yi: marry, migrate, enter the house, open the market, trade, build, bury, go to work, travel, seek wealth, avoid: pray for blessings, seek heirs, the white tiger must use the Kirin symbol, otherwise everything is inappropriate.

Ugly time [1-3],-,rushing sheep, evil east, appropriate: building, building houses, moving, settling down, entering households, opening markets, opening warehouses, going to work, seeing expensive, seeking wealth, traveling, getting married, entering the population, taboo: none.

Yin Shi [3-5 o'clock],-,rushing to the monkey, hating the north, should be: blessing, seeking heirs, getting engaged, getting married, seeking wealth, opening the market, trading, settling in bed, offering sacrifices, and avoiding: taking office, building, moving, moving, and litigation.

Shi Mao [5-7 o'clock],-,Chicken, Shaxi, Appropriate: seeking heirs, getting engaged, getting married, seeking wealth, opening the market, trading, making a bed, taboo: offering sacrifices, praying, fasting, enjoying the gods, going to work, traveling, building houses, and breaking ground.