《明史·志·卷三》
宣德元年正月庚戌日，太阳产生青赤色的埔气，随着又产生交晕，颜色黄赤色。
宣德元年正月庚戌，日生青赤璚气，随生交晕，色黄赤。
On the 10th day of the first month of the first year of the Xuande era, a blue-red vapour appeared around the sun, followed by an intersection halo, which was yellow-red in colour. 