CREATE TABLE table_22198 ("HD designation" CLOB, "Constellation" CLOB, "Distance  (  ly  ) " CLOB, "Spectral type" CLOB, "Signal power  (  kW  ) " FLOAT, "Date sent" CLOB, "Arrival date" CLOB)

If the distance is 55.7, what is the name of the constellation?
SELECT "Constellation" FROM table_22198 WHERE "Distance ( ly )" = '55.7'
SELECT "Constellation" FROM "table_22198" WHERE "Distance ( ly )" = '55.7'