Expedition 23 (Russian: МКС-23) was the 23rd long-duration mission to the International Space Station (ISS). Expedition 23 began with the Soyuz TMA-16 undocking on 18 March 2010. Shortly thereafter cosmonauts Aleksandr Skvortsov and Mikhail Korniyenko and astronaut Tracy Caldwell Dyson arrived at the Space Station on Soyuz TMA-18 on 4 April 2010. The Soyuz spacecraft lifted off from the Baikonur Cosmodrome at 00:04 EST on 2 April 2010.
This A-B Emblem version features the names of the crew.