Torch coral not opening

[Yallnotfwme223]

Would you say this is a splitting head ?

 

[James_O]

It worries me that they have been shrunken for so long.

Usually hammers/torches will shrink from time to time, but not for 3 days in a row.

 

[Yallnotfwme223]

I just don’t know what it could be my parameters are good my flow is good my lighting hasn’t changed I just don’t want to see them Die