Back 1 hour
When local standard time was about to reach
Sunday, May 6, 1990, 12:00:00 midnight clocks were turned backward 1 hour to
Saturday, May 5, 1990, 11:00:00 pm local standard time instead.
Sunrise and sunset were about 1 hour earlier on May 6, 1990 than the day before. There was more light in the morning.