USA 33, also known as OBJECT_ID 1988-099A, is a reconnaissance satellite equipped with an enhanced electro-optical payload named Enhanced CRYSTAL 2103. Launched on November 6, 1988, from the AFWTR SLC4E launch pad using a Titan 34D vehicle, this satellite was manufactured by TRW for the NRO/CIA and is operated primarily for reconnaissance purposes. It has dimensions of 19 meters in length with a diameter of 3.1 meters and spans up to 30 meters when its deployable solar arrays are extended. The spacecraft features batteries for power storage and has a dry mass of 8500 kilograms, which is the same as its launch mass. Its shape consists of a cylindrical body plus two panels.