Keywords: Aladin2011.02.23-01-19-40.058.png en The image contains 107 astronomical X-ray sources within the error box of Oph XR-2 Credit Aladin at SIMBAD Me using Aladin at SIMBAD url http //simbad u-strasbg fr/simbad/ Me and Aladin at SIMBAD 2011-02-22 I sent an email to question simbad u-strasbg fr regarding use of applet Aladin generated sky plots Pierre Fernique astro unistra fr stated There is absolutely no problem to use them for Wikipedia pages A citation of Aladin would be appreciated Legend x - X-ray object LMXB - low-mass X-ray binary red - star DQHer - DQ Hercules star blue oval - galaxy Cc-zero X-ray astronomy |