Keywords: 2U 1728-16 visual negative.jpg en This visual negative is exactly centered on the low-mass X-ray binary V2216 Ophiuchi although the error box for 2U 1728-16 does not include this source Credit Aladin at SIMBAD Me at SIMBAD using Aladin url http //simbad u-strasbg fr/simbad/ Me and Aladin at SIMBAD 2011-05-18 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 The J2000 0 position of 2U 1728-16 is almost exactly 2' south-southwest of the tip of the red arrow specifically 2' straight down from this tip Cc-zero X-ray astronomy Astronomical diagrams |