Where is Planet 4?

The recharge cycle was months into the mission and Tennessee was repairing the sails for the 1st, of 8 recharge cycles. The particle blast disrupted the 1st recharge.

"We've got eight more recharge cycles to go before Origae-6?"

Alien: Covenant novelization, page 42.

"How long until we reach Origae-6?"

"Seven years, four months, three weeks, two days,"

Alien: Covenant novelization, page 84.

A recharge cycle appears less than one year.

Planet 4 Coordinates?

When she dropped back down, her nose was bloody from impact.....Woozy from months spent in hypersleep,

Alien: Covenant novelization, page 28.