I'd rather you went home now. It is a simple present.

Tomorrow's difficult. I'd rather you came next weekend. It is a future tense.

My wife would rather we didn't see each other any longer. It is a simple present.

I'd rather you hadn't done that. It is a past tense.

Am I right?

In addition, what is the difference between the following?

I'd rather you went home now.what is the difference between the following?

I'd rather you go home .I'd rather you went home now. I'd rather you go home .