Artificial sattelite tracking system TNA-57 at command and tracking station Medvezhiy Ozyora (Bear Lake).
- Categories: Science & Technology
- Location: Moscow region, Russia
- Event date: 01.05.1990
- Date published: 09.11.2009
- Author: Alexander Mokletsov
- Source: Sputnik
- Credit: Sputnik
- Original: DP90-4966, 6x6 slide
- Media: JPEG, 3571x5364px, 8.5Mb