When to see the ISS over Washington
At 38.9° N, Washington sits under the track of the ISS: on its best passes the station climbs close to the zenith. Visible passes come in series of one to two weeks, every month or two, when its orbit lines up with dusk or dawn. The passes below are computed for 38.9072° N, 77.0369° W, 22 m above sea level.
Next passes over Washington
Computing the next passes over Washington…
Questions
- When can I see the ISS from Washington?
- When it passes in sunlight while the sky over Washington is dark: in the two hours after sunset or before sunrise, in series that last one to two weeks. This page lists the next passes, computed as it opens.
- Can you see the ISS with the naked eye from Washington?
- Yes. On a good pass it is brighter than any star: a steady light crossing the sky in a few minutes. No telescope or binoculars are needed.