Supported by the following organizations
This is to certify that Svetoslav Dimitrov Alexandrov successfully completed and received a passing grade in SOC1.longx: PredictionX: Lost Without Longitude a course of study offered by HarvardX, an online learning initiative of Harvard University.
Noted by
Alyssa Goodman
Robert Wheeler Willson Professor of Applied Astronomy Harvard University
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- Verified Certificate Issued January 31, 2023
- Valid Certificate ID 834375aabbfd4543b7ecd639b7ad6e61