What is the diameter for 1997 when longitude is 212.0e and latitude is 47.0n?
CREATE TABLE table_46405 (
    "Name" text,
    "Latitude" text,
    "Longitude" text,
    "Diameter (km)" real,
    "Year named" real
)
SELECT MIN("Diameter (km)") FROM table_46405 WHERE "Year named" = '1997' AND "Longitude" = '212.0e' AND "Latitude" = '47.0n'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is the diameter for 1997 when longitude is 212.0e and latitude is 47.0n? ### Input: CREATE TABLE table_46405 (
    "Name" text,
    "Latitude" text,
    "Longitude" text,
    "Diameter (km)" real,
    "Year named" real
) ### Response: SELECT MIN("Diameter (km)") FROM table_46405 WHERE "Year named" = '1997' AND "Longitude" = '212.0e' AND "Latitude" = '47.0n'