Liên quan NGC 290 NGC 2903 NGC 2207 và IC 2163 NGC 2964 NGC 2403 NGC 206 NGC 2608 NGC 2506 NGC 2023 NGC 2060
Tài liệu tham khảo WikiPedia: NGC_290 http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=... //arxiv.org/abs/0804.4110 //arxiv.org/abs/astro-ph/0408186 //arxiv.org/abs/astro-ph/0702281 //doi.org/10.1051%2F0004-6361:20066834 //doi.org/10.1051%2F0004-6361:20079298 //doi.org/10.1086%2F424938 http://www.spacetelescope.org/images/heic0603c/ https://cseligman.com/text/atlas/ngc2a.htm#290 https://ui.adsabs.harvard.edu/abs/2005AJ....129.27...
