Soviet coin 1 rouble 1987 Tsiolkovsky coin value

The image of this coin is simply an example of Soviet coin 1 rouble 1987 Tsiolkovsky type coinage.
Cost approximate and valid for common coin only (without rare varieties).
I do not buy or sell coins - this is just a catalog.

Union of Soviet Socialist Republics - USSR (1922-1991)

Monetary system - Ruble = 100 kopecks
Type - commemorative coin: 130 years since the birth of K.E. Tsiolkovsky

Copper-Nickel
Diameter - 31.0 mm.
Weight - 12.80 gram

Years of minting
1987

Reverse:
Tsiolkovsky sits on the background of the starry sky with a flying rocket
Legend: К.Э.ЦИОЛКОВСКИЙ (K.E. TSIOLKOVSKY) / 1857 1935

Obverse:
State emblem of the USSR
Legend: СССР 1 РУБЛЬ (USSR 1 ROUBLE) 1987

Edge: Inscription "ОДИН РУБЛЬ • ОДИН РУБЛЬ •" (ONE ROUBLE)

Krause catalog number - Y#205

Value of the coin in the condition "UNC" - ~$1