Progress 25 launched on 19 March 1986 from the Baikonur Cosmodrome in the Kazakh SSR. It used a Soyuz-U2 rocket.12
Progress 25 docked with the aft port of the Mir Core Module on 21 March 1986 at 11:16:02 UTC, and was undocked on 20 April 1986 at 19:24:08 UTC.34
It remained in orbit until 21 April 1986, when it was deorbited. The deorbit burn occurred at 00:00 UTC and the mission ended at 00:48:30 UTC.56
"Progress 1 - 42 (11F615A15, 7K-TG)". Gunter's Space Page. Retrieved 5 December 2020. https://space.skyrocket.de/doc_sdat/progress.htm ↩
"Progress 25". NASA. Retrieved 5 December 2020. This article incorporates text from this source, which is in the public domain. https://nssdc.gsfc.nasa.gov/nmc/spacecraft/display.action?id=1986-023A ↩
"Cargo spacecraft "Progress 25"". Manned Astronautics figures and facts. Archived from the original on 9 October 2007. https://web.archive.org/web/20071009095616/http://space.kursknet.ru/cosmos/english/cargoes/pr25.sht ↩
"Mir". Astronautix. Archived from the original on 20 August 2016. Retrieved 5 December 2020. https://web.archive.org/web/20160820173204/http://www.astronautix.com/m/mir.html ↩