You might also try:

1. Drag the marker to wherever you'd like to target.

Or type in the name of a city:

2. Enter a yield (in kilotons):

3. Basic options: Height of burst: [?] Airburst Surface
Other effects: Casualties Radioactive fallout
Advanced options:

4. Click the "Detonate" button below.

Note that you can drag the target marker after you have detonated the nuke.

Created by Alex Wellerstein, 2012-2014.
For more about the nuclear past and present, follow @wellerstein on Twitter, and read Restricted Data: The Nuclear Secrecy Blog.

Other options: Auto-zoom Don't log usage data Grayscale map