%A NIM: 15730056 Agus Nilawati %O Fajar Iqbal, S.Sos., M.Si %T PENGARUH PENGGUNAAN MEDIA SOSIAL INSTAGRAM TERHADAP KETERBUKAAN DIRI SISWA SMA (Analisis Regresi Linier Sederhana pada Siswa SMA Negeri 6 Yogyakarta) %X The purpose of this research is to know the effect of using social media Instagram to self disclosure by students of Senior High School 6 Yogyakarta. The subject of this research is the students of Senior High School 6 Yogyakarta that learning in second grade and active in using social media Instagram. This research is classified as a quantitative research using self disclosure theory by Joseph Luft and Harry Ingham as the base. Hypotheses of this research is media social Instagram usage effected to self disclosure of Senior High School 6 Yogyakarta students. The result of hypoteses is counted using SPSS with simple linear regression analysis. The research found that the “t hitung” is 14.7111 with significance 0.000<0.05 that means %K Social Media, Media Usage, Instagram, Self Disclosure, Teenager %D 2019 %I UIN Sunan Kalijaga %L digilib38221