1.5 Rotational Periods (VIDEO) Deutsches Elektronen-Synchrotron DESY This video is under embargo. Please login to access this video. Caption The movie, assembled from the individual snapshots, covers about 1.5 rotational periods. Credit DESY, Evangelos Karamatskos Usage Restrictions May be used free of charge in context with the PR. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.