38S Hatch closure. NASA public domain image colelction.

ISS040-E-139784 (10 Sept. 2014) --- In the Poisk Mini-Research Module 2 (MRM2), NASA astronaut Steve Swanson, Expedition 40 commander, waves good-bye prior to entering the Soyuz TMA-12M capsule which will return him back to Earth along with Russian cosmonauts Alexander Skvortsov and Oleg Artemyev, both flight engineers. Undocking occurred at 7:01 p.m. (EDT) on Sept. 10, 2014.