?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+EL+NINO+DAN+LA+NINA+TERHADAP+DATA-DATA+HUJAN%0D%0AKABUPATEN+LAMPUNG+BARAT+PROVINSI+LAMPUNG&rft.creator=Fajar+Hartantio%2C+1415011055&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=El+Nino+dan+La+Nina+merupakan+fenomena+penyimpangan+iklim+di+Indonesia+yang%0D%0Adipengaruhi+oleh+perubahan+suhu+perairan+di+Samudra+Pasifik+bagian+Timur+dan%0D%0ATengah.+Penelitian+ini+bertujuan+untuk+menganalisis%2C+dan+menentukan+dampak+daerah%0D%0Apaling+dominan+akibat+pengaruh+El+Nino+dan+La+Nina+pada+6+stasiun+curah+hujan+di%0D%0AKabupaten+Lampung+Barat%2C+Provinsi+Lampung%2C+Penelitian+ini+juga+bertujuan+untuk%0D%0Amembandingkan+antara+Metode+Fast+Fourier+Transform+(FFT)+dan+Metode+Lomb%0D%0APeriodogram+yang+menghasilkan+prediksi+perulangan+terjadinya+fenomena+El+Nino+dan%0D%0ALa+Nina.+Penelitian+ini+menggunakan+data+curah+hujan+dari+tahun+1998+sampai+2019%0D%0Ayang+diambil+dari+Balai+Besar+Wilayah+Sungai+Mesuji+%E2%80%93+Sekampung+(BBWSMS).%0D%0AMetode+yang+digunakan+adalah+Metode+Fast+Fourier+Transform+(FFT)+dan+Metode%0D%0ALomb+Periodogram.+Menghasilkan+periode+perulangan+terjadinya+El+Nino+dan+La+Nina%0D%0Aserta+nilai+puncak+grafik+spektrum+pada+6+stasiun+hujan+yaitu+Air+Hitam%2C+Bungin+II%2C%0D%0AFajar+Bulan%2C+Rawa+Bebek%2C+Sukapura%2C+dan+Tribudi+Sukur.+Berdasarkan+hasil%0D%0Aperbandingan+diketahui+Kedua+metode+menunjukan+Stasiun+hujan+Air+Hitam%0D%0Amengalami+pengaruh+El+Nino+dan+La+Nina+yang+lebih+dominan+dengan+periode%0D%0Aperulangan+sebesar+3%2C9165+tahun+pada+metode+Lomb+Periodogram+dan+3%2C7381+tahun%0D%0Apada+metode+Fast+Fourier+Transform+(FFT).+Dikethaui+juga+bahwa+Metode+Lomb%0D%0APeriodogram+memiliki+tingkat+akurasi+lebih+baik+dari+metode+Fast+Fourier+Transform%0D%0A(FFT).+Ini+dikarenakan+metode+Lomb+Periodogram+dapat+membaca+Panjang+data+lebih%0D%0Aakurat+dibandingkan+Metode+Fast+Fourier+Transform+(FFT).%0D%0AKata+kunci%3A+El+Nino%2C+La+Nina%2C+Stasiun+hujan%2C+Curah+Hujan%2C+Fast+Fourier+Transform%0D%0A%0D%0A(FFT)%2C+Lomb+Periodogram%0D%0AEl+Nino+and+La+Nina+is+a+phenomenon+climate+anomalies+in+Indonesia+that+are+affected%0D%0Aby+changes+in+water+temperature+in+the+east+and+central+pacific+oceans.+The+purpose%0D%0Aof+this+research+to+analyze+and+determine+dominant+impact+area+due+to+the+effect+of+El%0D%0ANino+and+La+Nina+on+6+rainfall+station+in+west+Lampung+Regency%2C+Lampung+Province.%0D%0AThis+study+also+compred+between+Fast+Fourier+Transform+(FFT)+methods%2C+and+Lomb%0D%0APeriodogram+methods.+This+study+using+rainfall+data+from+1998+to+2019+taken+from%0D%0ABalai+Besar+Wilayah+Sungai+Mesuji+%E2%80%93+Sekampung+(BBWSMS).%0D%0AThe+method+used+are+Fast+Fourier+Transform+(FFT)+method+and+Lomb+Periodogram%0D%0AMethod.+Resulting+in+the+looping+period+ensue+of+El+Nino+and+La+Nina+also+the+peak%0D%0Aspectrum+values+at+6+rainfall+stations+namely+Air+Hitam%2C+Bungin+II%2C+Fajar+Bulan%2C+Rawa%0D%0ABebek%2C+Sukapura%2C+and+Tribudi+Sukur.+According+on+comparison+result%2C+it+is+known+that%0D%0Aboth+methods+indicate+that+Air+Hitam+Rainfall+Station+experience+the+effect+of+El+Nino%0D%0Aand+La+Nina+more+dominantly+than+the+others%2C+with+the+looping+period+of+3%2C9165+years%0D%0Afrom+Lomb+Periodogram+method+and+3%2C7381+years+from+Fast+Fourier+Transform+(FFT)%0D%0AMethod.+It+is+also+known+that+Lomb+Periodogram+Method+has+a+better+accuracy+than%0D%0AFast+Fourier+Transform+(FFT)+method.+This+is+because+Lomb+Periodogram+can+read%0D%0Athe+length+of+data+more+accurately+than+Fast+Fourier+Transform+(FFT)+method.%0D%0AKeywords+%3A+El+Nino%2C+La+Nina%2C+Rainfall+Station%2C+Rainfall%2C+Fast+Fourier+Transform%0D%0A%0D%0A(FFT)%2C+Lomb+Periodogram&rft.publisher=FAKULTAS+TEKNIK&rft.date=2021&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62212%2F1%2FABSTRAK_1415011055_FAJAR%2520HARTANTIO%2520-%2520Fajar%2520Hartantio.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62212%2F2%2FSKRIPSI%2520FULL%2520TANPA%2520LAMPIRAN_FAJAR%2520HARTANTIO_1415011055%2520-%2520Fajar%2520Hartantio.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62212%2F3%2FSKRIPSI%2520TANPA%2520PEMBAHASAN%2520DAN%2520LAMPIRAN_FAJAR%2520HARTANTIO_1415011055%2520-%2520Fajar%2520Hartantio.pdf&rft.identifier=++Fajar+Hartantio%2C+1415011055++(2021)+PENGARUH+EL+NINO+DAN+LA+NINA+TERHADAP+DATA-DATA+HUJAN+KABUPATEN+LAMPUNG+BARAT+PROVINSI+LAMPUNG.++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F62212%2F