ships have one navigating officer. Normal jogging on the bridge is the OOW, QM and BM (lookouts to you). If the Navs is off watch then the Navs isn't there. The Navs will also be in the watch bill so you can have the Navs as OOW but not all OOW are Navs.
Being of a non nautical persuasion, t’was this ↓↓↓
During the middle of Lt Stanley's watch she noticed the Jan Cornelis was around 1400 yards away and reported this to her navigator before returning behind the curtain.
that led me to think the navigating officer was on the bridge whilst Lt. Doris
This radar screen behind the curtain... can it get Netflix?