LEMUR-2-DAISY-HARPER (also known as Lemur-2-DaisyHarper) is a 3U CubeSat satellite launched on December 27, 2018, from the Vostochny Cosmodrome using a Soyuz-2-1A launch vehicle. The spacecraft has dimensions of 0.3 meters in length and diameter, and it weighs 4.6 kilograms at launch as well as when dry. It is equipped with STRATOS (a GPS radio occultation payload), SENSE (an AIS-receiver), and AirSafe (an ASD-B payload). The satellite’s power source includes solar cells and batteries. Manufactured by SPIREG for SPIREL, its shape consists of a box with two panels extended. The launch site was PU1S at VOSTO, but additional details about its mission purpose or major events are not provided.