You'll need to specify which "Washington" you're asking about. There are several places called Washington, including:

* Washington, D.C. (United States): This is approximately 38.9072° N, or 4,300 kilometers north of the equator.

* Washington state (United States): This is a large state with a range of latitudes, from 45.95° N at the southern border to 49.00° N at the northern border.

* Other places named Washington: There are numerous other places named Washington around the world. To get a precise answer, you'll need to specify the location.

Please provide more context about the "Washington" you are interested in.