You're okay, I'm an old fart
It was a 950 kg engine. Compared with 750 kg Jumo 004, a bit newer generation, so it should've made greater thrust. French pusher the early Atar (a development of the BMW 003) to 27 kN, on same weight as the 011 and certainly better materials.
IMO and FWIW, the 16 kN figure is plausible.