The Satellite Catalog Number (also known as NORAD Catalog Number, NORAD ID, NASA catalog number, USSPACECOM object number or simply catalog number and similar variants) is a sequential 5-digit number assigned by USSPACECOM (United States Space Command) to all Earth orbiting satellites in order of identification.
Satellite Catalog Number (disebut juga NORAD Catalog Number, NASA catalog number, USSPACECOM object number, atau Catalog number saja dan variasinya) adalah nomor pengenal 5 digit berurutan yang diberikan {{USSPACECOM]] kepada semua satelit yang mengorbit Bumi agar mudah diidentifikasi.