Saint Petersburg (North), 60°N 30°E, UTC +3

Vologda, 59°N 39°E, UTC +3, North

Yaroslavl, 57°N 39°E, UTC +3, North

Irbit, 57°N 63°E, UTC +5, North

Irbit (NIR, 760 nm), 57°N 63°E, UTC +5, North

Vorkuta, 67°N 64°E, UTC +3, Northwest

Novy Urengoy, 66°N 76°E, UTC +5, North

Strezhevoy, 61°N 77°E, UTC +7, North

Aykhal, 65°N 111°E, UTC +9