Forms
- 辰 right — keeps its full form on the right side
- 辰 top — keeps its full form on top, e.g. 辱
- 辰 enclose — wraps around a component at the lower right, e.g. 唇
- 辰 bottom — keeps its full form at the bottom, e.g. 晨
Characters filed under it as a radical
Kangxi radical no.161 · 7strokes — The 214 Kangxi radicals
Filed under it in a dictionary. That is a lookup convention — it does not mean it is the only part the character is built from.