SELECT COUNT("star") FROM table_203_56 WHERE "current\nmagnitude" >= 1.0
how many stars have a current magnitude of at least 1.0 ?
CREATE TABLE table_203_56 (
    id number,
    "star" text,
    "start\nyear" number,
    "end\nyear" number,
    "maximum\nyear" number,
    "maximum\nmagnitude" number,
    "distance at\nmaximum (ly)" number,
    "current\ndistance" number,
    "current\nmagnitude" number
)