Keywords: Aladin2011.02.23-01-48-39.280.png en The image contains the locations of 96 dark nebula and 107 X-ray objects within the error box of Oph XR-2 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 DkNeb - dark nebula red - pre-main sequence star DQHer - DQ Herculis variable blue oval - galaxy cluster Cc-zero X-ray astronomy Dark nebulae |