Contact
If a chart or citation is wrong, the most useful report includes the details you entered and the result you expected.
Reporting an error
Every result has a feedback form beneath it. Submissions are stored together with that result, so we can reproduce it directly.
Other matters
For collaboration, republication or data use, please use the contact method below.
There is no public mailbox at the moment. Every result has a feedback form beneath it; submissions are stored together with that result so we can reproduce the issue.