Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_11147852_1 (channel_tv___dt__ VARCHAR, year_of_affiliation VARCHAR)
### Question:
What channels have stations that were affiliated in 2002?
### Answer:
SELECT channel_tv___dt__ FROM table_11147852_1 WHERE year_of_affiliation = "2002"