GLONASS satellites (red) and GPS satellites (blue).
GLONASS round-the-world voyage on the yacht DELTA.
GLONASS expedition on the yacht DELTA.
GLONASS on the yacht DELTA around the world.
GLONASS satellites (red) and GPS satellites (blue).
GLONASS round-the-world voyage on the yacht DELTA.
GLONASS expedition on the yacht DELTA.
GLONASS on the yacht DELTA around the world.