| Survey Period | 1992 - present | | Telescope | 1.3 m Warsaw University Telescope Las Campanas Observatory in Chile | | Target Field | The Galactic bulge and adjoining regions of the Milky Way, also including the Magellanic Clouds | | Area (sq deg) | 2,861 frames, each with an area of 1.4 square degrees), for a total area of 4,005 square degrees | | Object Count | > 400 million (OGLE-IV) |
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