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DAFTAR ISI Halaman Halaman Judul .........................................................................................................i Intisari .......................................................................................................................ii KataPengantar .........................................................................................................iii DaftarIsi ....................................................................................................................v DaftarTabel...............................................................................................................vii DaftarGambar ..........................................................................................................viii BABI PENDAHULUAN 1.1 Latar Belakang .................................................................................................1 1.2 Rumusan Masalah ............................................................................................4 1.3 Tujuan ..............................................................................................................5 1.4 Manfaat ............................................................................................................5 BAB II TINJAUAN PUSTAKA 2.1 Profil .................................................................................................................6 2.2 Kontur ...............................................................................................................6 2.3 Altimeter ...........................................................................................................12 2.4 Lereng ...............................................................................................................19 2.5 SIG (Sistem Informasi Geografi)......................................................................21 2.6 SRTM ...............................................................................................................22 2.7 Peta Rupa Bumi Indonesia ...............................................................................28 2.8 GPS (Global Position System)..........................................................................28 2.9 Citra Landsat 8 .................................................................................................29 BAB III METODOLOGIPENELITIAN 3.1 Alat dan Bahan ..............................................................................................31 3.1.1 Alat ................................................................................................................31 3.1.2 Bahan .............................................................................................................32 3.2 TahapanKerja .................................................................................................32 3.2.1 Tahapan Persiapan Data .................................................................................32 3.2.2 TahapanPengumpulan Data............................................................................32 3.2.3 TahapanPengolahan Data ...............................................................................33 3.2.3 Tahapan Sampling dan Kalibrasi Data Lapangan .........................................43 3.2.3 Tahapan Penyajian Data ................................................................................46 3.3 Diagram Alir Penelitian ................................................................................47 BAB IV DESKRIPSI WILAYAH 4.1 Deskripsi Wilayah Yogyakarta ......................................................................48 4.1.1 Kondisi Fisik .................................................................................................48 4.1.2 Kondisi Geografis dan Administrasi Wilayah ...............................................49 4.1.3 Kondisi Iklim..................................................................................................50 BAB V PEMBAHASAN DAN HASIL 5.1 Hasil ..............................................................................................................52 vii
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5.2
Pembahasan ...................................................................................................64
BAB VI KESIMPULAN DAN SARAN 6.1 Kesimpulan ....................................................................................................91 6.2 Saran ..............................................................................................................92 Daftar Pustaka ...........................................................................................................93 Daftar Lampiran .........................................................................................................95
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DAFTAR TABEL Tabel 2.0. Tabel 2.1. Tabel 5.0. Tabel 5.1. Tabel 5.2. Tabel 5.4.
Halaman Tabel pengamatan Altimeter di Bulaksumur .......................................19 Tabel pengamatan Altimeter di Bulaksumur .......................................20 Tabel rentang jalan tiap 2,5 kilometer ketinggian metode AltimeterAvocet 50, SRTM 90 meter, Kontur dan GPS 76 CSX ........52 Tabel titik ketinggian sesuai koordinat, metode AltimeterAvocet 50, SRTM 90 meter, Kontur dan GPS 76 CSX ....................................53 Tabel Keterangan Penggunaan Lahan .................................................54 Tabel Keterangan Penggunaan Lahan .................................................86
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DAFTAR GAMBAR Halaman Gambar 2.1 Pengukuran Profil dengan metode pemitaan.........................................7 Gambar 2.2 Tampilan Pemotongan melintang pada kontur.......................................8 Gambar 2.3 Pembentukan garis kontur dengan membuat proyeksi tegak garis perpotongan bidang mendatar...............................................................11 Gambar 2.4 Pembentukan kontur 3 Dimensi dengan metode Hachures dan Shading .................................................................................................11 Gambar 2.5 Pembentukan profil lereng menggunakan indeks kontur.......................13 Gambar 2.6 Tampilan Bentuk kontur.........................................................................14 Gambar 2.7 koreksi suhu dan kelembaban ................................................................18 Gambar 3.1 Setting ketinggian 0 meter Altimeter dipantai Parangtirits....................29 Gambar 3.2 Plotting ketinggian sepanjang Parangtritis – Kaliurang.........................30 Gambar 3.3 transfer data GPS ke dalamMap Source.................................................31 Gambar 3.4 Find Device data GPS sebelum transfer data ke Map Source................31 Gambar 3.5 Export Data dari Map Source.................................................................32 Gambar 3.6 Export Data dari ArcMap.......................................................................32 Gambar 3.7 Tabel attribute titik ploting ketinggian...................................................33 Gambar 3.8 Pemotongan Citra SRTM ke Areal Ploting ketinggian..........................33 Gambar 3.9 Hasil Pemotongan Citra SRTM ke Areal Ploting ketinggian ................34 Gambar 3.10 Pembuatan garis Interpolasi mengikuti titik ketinggian pada Citra SRTM....................................................................................................34 Gambar 3.11 Profil lereng menggunakan interpolasi menurut titik ketinggian.........35 Gambar 3.12 kenampakan titik ketinggian setelah proses Kriging............................35 Gambar 3.13 kenampakan kriging setelah proses Vector to TIN ..............................36 Gambar 3.14 kenampakan TIN setelah proses TIN to Raster....................................36 Gambar 3.15 Hasil proses interpolasi sesuai titik ploting ketinggian........................37 Gambar 3.16 Pemotongan kontur dengan batas area survey .....................................38 Gambar 3.17 Proses pemotongan (clip) shape file kontur .........................................38 Gambar 3.18 Hasil pemotongan kontur menggunakan metode Clip .........................39 Gambar 3.19 Pengolahan kontur menjadi kenampakan TIN .....................................39 Gambar 3.20 Pengolahan TIN menjadi kenampakan Raster .....................................40 Gambar 3.21 Kenampakan profiling dari data kontur ...............................................40 Gambar 3.22 Kalibrasi pada titik ketinggian GPS Altimeter disesuaikan dengan RBI........................................................................................................41 Gambar 3.23 Konversi titik ploting ketinggian dari GPS ..........................................42 Gambar 3.24 Kenampakan DEM hasil proses TIN to Raster ....................................42 Gambar 3.25 Kenampakan profil melintanghasil interpolasi ....................................43 Gambar 3.26 Kenampakan Peta Overlay Profil hasil interpolasi ..............................44
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Gambar 3.27 Diagram alir Pembuatan Peta Profil Sepanjang Parangtirits sampai dengan Kaliurang................................................................................45 Gambar 4.0 Peta Daerah Istimewa Yogyakarta ........................................................46 Gambar 5.0 Kenampakan Peta Overlay Profil hasil interpolasi ................................54 Gambar 5.1 Gambar Peta Profil melintang menggunakan Metode GPS 76 CSX ....55 Gambar 5.2 Gambar Peta Profil melintang menggunakan Metode SRTM 90 meter .....................................................................................................56 Gambar 5.3 Gambar Peta Profil melintang menggunakan Metode Kontur RBI Yogyakarta............................................................................................57 Gambar 5.4 Gambar Profil melintang menggunakan Metode AltimeterAvocet 50 ..........................................................................................................60 Gambar 5.5 Gambar Bahgan Profil melintang menggunakan Metode AltimeterAvocet 50...............................................................................61 Gambar 5.6 Gambar Profil melintang menggunakan Metode Kontur......................64 Gambar 5.7 Gambar Bagan Profil melintang menggunakan Metode Kontur...........64 Gambar 5.8 Gambar Profil melintang menggunakan Metode SRTM 90 meter .......68 Gambar 5.9 Gambar Bagan Profil melintang menggunakan Metode SRTM 90 meter .....................................................................................................69 Gambar 5.10 Gambar Profil melintang menggunakan Metode GPS 76CSX ...........73 Gambar 5.11 Gambar Bagan Profil melintang menggunakan Metode GPS 76CSX ................................................................................................73 Gambar 5.12 Gambar Profil melintang gabungan dari empat metode......................76 Gambar 5.13 Gambar Bagan Profil melintang gabungan dari empat metode .........77
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