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| Keywords: Aladin2011.05.08-Cygnus XR-3.png en Sky plot of the fifty-three astronomical X-ray sources within 1 5° of the J2000 0 position for Cygnus XR-3 Credit Aladin at SIMBAD Me at SIMBAD using Aladin url http //simbad u-strasbg fr/simbad/ Me and Aladin at SIMBAD 2011-05-08 I sent an email to Pierre Fernique astro unistra fr to ask about PUBLIC Domain use of Aladin skyplots He emailed back that First of all thanks to use Simbad and Aladin to generate your sky plots There is absolutely no problem to use them for Wikipedia pages A citation of Aladin would be appreciated Best regards Pierre Fernique Legend X - X-ray source red + - HII region Seyfert_2 - Seyfert type 2 galaxy Cc-zero X-ray astronomy Astronomical diagrams | ||||
