X-ray Burst Sky Map
In Galactic coordinates, the map plots out the roughly 100 low-mass X-ray binaries (LMXBs). The squares are LMXBs in globular clusters; the circles, outside of globular clusters. The filled symbols are X-ray bursters, while the open symbols have not been observed to burst.
Figure from Lewin, van Paradijs & Taam, 1993, Space Si. Rev., 62, 223.