Here's an article on choosing the proper humidity https://www.backyardchickens.com/articles/incubation-humidity.73386/
Also, keep in mind for future hatches, if they pip outside the air cell, they often need longer to zip and emerge. They are skipping the internal pip, which usually lasts about 24 hours, but there is important yolk absorption finishing going on at that time.
I'm a very hands on hatcher, and will assist when necessary. Timing is the part that can be difficult to judge when starting out. Sounds like you've made some good calls!
continued good luck!
Also, keep in mind for future hatches, if they pip outside the air cell, they often need longer to zip and emerge. They are skipping the internal pip, which usually lasts about 24 hours, but there is important yolk absorption finishing going on at that time.
I'm a very hands on hatcher, and will assist when necessary. Timing is the part that can be difficult to judge when starting out. Sounds like you've made some good calls!
continued good luck!