The question of querying comes down to the state of your manuscript. Is it query ready? Does it deliver a good story? Has it had a round of editing? Is the word count under 100 000?
Strive for simplicity. Writing your first novel is hard enough without throwing yourself into massive research.
This is what I did to write a book: I set out to write two pages a day. Five hundred words. My logic was that after a year, I’d be around 720 pages. I didn’t need that much but certainly I’d have a book in there somewhere.
There’s not too much ‘how does it feel’ with discipline. It’s a repetitive step in reaching an objective, or rather building towards an objective. Doing the same thing, with little variation, in order to progress. And herein lies it’s saving grace: the repetition.