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ANALISIS KARAKTERISTIK AKUIFER BERDASARKAN PENDUGAAN GEOLISTRIK DI PESISIR KABUPATEN CILACAP JAWA TENGAH Purnama1, Setyawan; Febriarta, Erik; Cahyadi, Ahmad; Khakhim, Nurul; Ismangil, , Lili; Prihatno, Hari
Pendidikan Geografi Vol 11, No 22 (2013): Volume 11 Nomor 22 Desember 2013
Publisher : Pendidikan Geografi

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Abstract

Abstrak : Airtanah merupakan sumberdaya potensial untuk memenuhi kebutuhan air manusia. Keberadaanya di alam berbeda-beda menurut ruang dan waktu. Keberadaan airtanah sangat terkait dengan karakteristik akuifer di suatu wilayah. Penelitian ini bertujuan untuk mengetahui karakteristik akuifer. Peneiltian ini bertujuan untuk mengetahui karakteristik akuifer yangmeliputi jenis material dan ketebalan akuifer. Metode yang digunakan dalam penelitian ini adalah metode geolistrik dengan konfigurasi Schlumberger. Hasil analisis menunjukkan bahwa  akuifer potensial terdapat pada titik A,C,D dan E. Titik-titik tersebut memiliki material akuifer berupa pasir sampai dengan krakal dengan ketebalan lebih dari 70 meter. Selain itu,  hasil penelitian menunjukkan bahwa material pada titik B,F,G,H dan I. didominasi oleh material lempung dan lanau dengan kedalaman lebih dari 70 meter. Hal ini menunjukkan bahwa pada titik-titik tersebut merupakan lokasi dengan potensi airtanah yang kecil.   Kata Kunci: Airtanah, Akuifer, Cilacap, Geolistrik, Pesisir
Mapping of Marine Area Boundary of Central Java Province using Differential GPS Survey Method Khakhim, Nurul; Dulbahri, Dulbahri; Widartono, Barandi Sapta
Forum Geografi Vol 16, No 2 (2002)
Publisher : Forum Geografi

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Abstract

The development of GPS (Global Positioning System) technology which is measuring position by satellite, has taken a great metodology aspect of position on surface of earth. The standard GPS measurement takes an absolute positioning. To develop the accurate abd precision, it is used the differential method. Differential GPS measurement can be much more accurate than standard GPs measurement, wherever the method uses one receiver as base station/ reference and the other receiver as field station in a same time. That could reduce and eliminate drifts and errors. The aim of research is use the differential method of GPS survey to map the ocean boundary of Central Java Province. Physical data which neede are base line and base point. Base line were taken from obsrvation of longtime Landsat TM image band 5th based o opinion that shore line are clear seems and easy to interpreted at 10.00 am according to Landsat satellite reording time and the lowest tide time as base line. Location of lowest tide were selected at conspicuous place, such as cape, dry shore, etc and measured base on the BPN (Badan Pertahanan Nasional) base/ reference point (orde 2 and 3) on the district, with GPS differential metod. Twelve miles distance from base line of ocean bounddary is belong to province and 1/3 of is belong to district. Characteristic of marine landform as cape, bay, estuaria, attended to international rules. Final report of the research were 1) oean boundary map of Center Java Province, 2) the location and base/ reference points (orde 2 and 3) that could be reference as a base point differential method.
The Application of Global Positioning System (GPS) in Mapping Survey of Historical and Archeological Site Khakhim, Nurul
Forum Geografi Vol 16, No 1 (2002)
Publisher : Forum Geografi

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Abstract

Technical development of Global Positioning System (GPS) is the positional determination system of ground control point in the earth surface, which based on satellite. It leads to the significant influence on the methodological aspect of positional determination survey in the earth surface. Global Positioning System gives the three dimension position (X, K Z) or longitudinal, latitude and altitude which are formulated in the reference of World Geodetic System (WGS) in 1984. The data characteristic is the first data, which is required in the survey of limit mapping of historical and archeological site. This article tries to explain the possibility of using the technology of Global Positioning System (GPS) to map the archeological site which contains of potential, ohstacle, methodology and case study in Boko Prambanan temple area. It is also utilized to the possibility of using the Geographical Information System (GIS) to analyze the spatial existence site of environmental condition.
Mapping of Marine Area Boundary of Central Java Province using Differential GPS Survey Method Khakhim, Nurul; Dulbahri, Dulbahri; Widartono, Barandi Sapta
Forum Geografi Vol 16, No 2 (2002)
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/forgeo.v16i2.603

Abstract

The development of GPS (Global Positioning System) technology which is measuring position by satellite, has taken a great metodology aspect of position on surface of earth. The standard GPS measurement takes an absolute positioning. To develop the accurate abd precision, it is used the differential method. Differential GPS measurement can be much more accurate than standard GPs measurement, wherever the method uses one receiver as base station/ reference and the other receiver as field station in a same time. That could reduce and eliminate drifts and errors. The aim of research is use the differential method of GPS survey to map the ocean boundary of Central Java Province. Physical data which neede are base line and base point. Base line were taken from obsrvation of longtime Landsat TM image band 5th based o opinion that shore line are clear seems and easy to interpreted at 10.00 am according to Landsat satellite reording time and the lowest tide time as base line. Location of lowest tide were selected at conspicuous place, such as cape, dry shore, etc and measured base on the BPN (Badan Pertahanan Nasional) base/ reference point (orde 2 and 3) on the district, with GPS differential metod. Twelve miles distance from base line of ocean bounddary is belong to province and 1/3 of is belong to district. Characteristic of marine landform as cape, bay, estuaria, attended to international rules. Final report of the research were 1) oean boundary map of Center Java Province, 2) the location and base/ reference points (orde 2 and 3) that could be reference as a base point differential method.
The Application of Global Positioning System (GPS) in Mapping Survey of Historical and Archeological Site Khakhim, Nurul
Forum Geografi Vol 16, No 1 (2002)
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/forgeo.v16i1.412

Abstract

Technical development of Global Positioning System (GPS) is the positional determination system of ground control point in the earth surface, which based on satellite. It leads to the significant influence on the methodological aspect of positional determination survey in the earth surface. Global Positioning System gives the three dimension position (X, K Z) or longitudinal, latitude and altitude which are formulated in the reference of World Geodetic System (WGS) in 1984. The data characteristic is the first data, which is required in the survey of limit mapping of historical and archeological site. This article tries to explain the possibility of using the technology of Global Positioning System (GPS) to map the archeological site which contains of potential, ohstacle, methodology and case study in Boko Prambanan temple area. It is also utilized to the possibility of using the Geographical Information System (GIS) to analyze the spatial existence site of environmental condition.
Analisis Preferensi Visual Lanskap Pesisir Daerah Istimewa Yogyakarta untuk Pengembangan Pariwisata Pesisir Menuju pada Pengelolaan Wilayah Pesisir Berkelanjutan Khakhim, Nurul; Soedharma, Dedi; Mardiastuti, Ani; Siregar, Vincentius P.; Boer, Mennofatria
Forum Geografi Vol 22, No 1 (2008): July 2008
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/forgeo.v22i1.4925

Abstract

The aim of this research is to analyze of DIY coastal landscape with visual preference analysis for suistanble coastal tourism development and management. The unit of analysis that used is coastal typology. The guideline in deciding the classification of coastal typology is using the Response-Process System with relief/slope, main constructing material, genesis process and dominate process happened in the meantime such as tide, wave and river flow. This response-process system divide the coastal typology into seven classes including coastal typology of land erosion coast, sub aerial deposition coast, volcanic coast, structurally shaped coast, wave erosion coast, marine deposition coast and coast built by organism. The method of SBE (Scenic Beauty Estimation) is used for visual preference analysis, and the method used to compose the policy of costal tourism development is SWOT method. Result shows that all seven coastal typology are found in the coastal area. Land erosion coast and coast built by organism dominate in Gunungkidul coastal area and then in Bantul and Kulon Progo coastal area are dominated by marine deposition coast and sub aerial deposition coast. Volcanic coast, structurally shaped coast, wave erosion coast can only be found in a small area of Gunungkidul coast. Each of this coastal typology has a special land characteristic which can be used to develop its potential. Coast built by organism is very suitable for tourism activity proved by the high score of SBE from the respondents. Recommendation for developing coastal area in area of interest is by developing the coastal natural resources suitable to its physical typology, because this will make the management of coastal area for continuous development easier. Recommendations for coastal management in Gunungkidul including mapping and classification of protected karst area and mineable karst area to secure the run of coastal area management, for coastal management in Bantul using Managed realignment which plans for retreat and adopts engineering solutions that recognise natural processes of adjustment, and identifying a new line of defence where to construct new defences and move seaword model by constructing new defenses seaward the original ones. Last, for Kulon Progo coastal area using hold the line model whereby seawalls are constructed around the coastlines.
Analisis Ekologis Meiofauna Sebagai Bioindikator Di Pesisir Pantai Losari, Makassar Yusal, Muh Sri; Marfai, Muh Aris; Hadisusanto, Suwarno; Khakhim, Nurul
bionature Vol 19, No 1 (2018): April
Publisher : Fakultas MIPA UNM

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1158.286 KB) | DOI: 10.35580/bionature.v19i1.7308

Abstract

Abstract.  The research aims to analyze ecological value of meiofauna as bioindicator in Losari Coast, Makassar. The total meiofauna abundance was 66791 indv/m2, consisted of 12 phylum and 91 species/genus. The stations located at the mouth of the Jeneberang River, Tanjung Merdeka, and the Tallo River  are research sites with high levels of abundance, due to the presence of organic contaminants produced by surrounding anthropogenic activity that trigger high growth of meiofauna.  ostracoda, oligochaeta, tunicata and ciliophora are the phylum with high levels of abundance compared to other meiofauna, as it that phylum has a high adaptability to the entry of pollutant material in the water. Diversity index and evenness indicates  the meioufauna in the Losari Coast categorized by a high level of diversity and evenly distributed. While  dominance index indicated that no dominant meifauna species, except at research stations located around the Losari Beach reclamation project. Keywords: Abundance, meiofauna, anthropogenic, Coastal Losari Beach, Makassar
Analisis Persebaran Suhu dan Salinitas Permukaan Laut di Selat Makassar Labania, Hosiana MD; Sunarto, Sunarto; Khakhim, Nurul
Gravitasi Vol. 16 No. 2 (2017)
Publisher : Tadulako University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/gravitasi.v16i2.9479

Abstract

ABSTRAK Studi ini membahas mengenai persebaran suhu dan salinitas permukaan laut di Selat Makassar.  Analisis dilakukan dengan memanfaatkan data suhu dan salinitas permukaan laut selama 10 tahun (2005-2014) yang diperoleh dari Global Argos Marine Atlas.  Penelitian bertujuan untuk mengetahui karakteristik sebaran suhu dan salinitas di perairan Selat Makassar pada Musim Barat dan Musim Timur yang ditinjau berdasarkan fase El Niño, La Niña dan pada tahun Normal. Hasil yang diperoleh menunjukkan bahwa kecenderungan suhu permukaan laut pada Musim Barat terlihat lebih tinggi dibandingkan dengan kisaran suhu permukaan laut pada Musim Timur, baik pada saat fase ENSO maupun pada saat normal.  Suhu permukaan laut selama Musim Timur pada tahun 2008 – 2010, berada pada interval 24,31 – 30,12 ºC dan pada Musim Barat, pada kisaran 27,56 – 30,77 0C.  Untuk salinitas, diperoleh sebaran salinitas pada Musim Timur di perairan Selat Makassar sedikit lebih rendah (33,14 – 34,76 0/00) jika dibandingkan dengan sebaran salinitas pada Musim Barat (33,48 – 34,82 0/00), dengan perbedaan kisaran yang tidak terlalu signifikan.  Pola bulanan yang ditunjukkan oleh kelima stasiun pengamatan, baik untuk suhu dan salinitas terlihat cenderung sama pada setiap tahunnya.  Suhu terendah teramati pada Stasiun Sta-A, terjadi pada bulan Februari, sementara di keempat stasiun lainnya, suhu terendah teramati pada bulan Agustus.  Kecuali untuk Stasiun Sta-A, salinitas permukaan laut terendah umumnya terjadi pada bulan Juni dan unuk Stasiun Sta-A sendiri cenderung terlihat lebih fluktuatif. Kata Kunci: Selat Makassar, suhu, salinitas, fase ENSO
Variabilitas Musiman Gelombang dan Arus Laut di Perairan Pantai Lembasada, Kabupaten Donggala Labania, Hosiana MD; Sunarto, Sunarto; Khakhim, Nurul
Gravitasi Vol. 17 No. 1 (2018)
Publisher : Tadulako University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (784.073 KB) | DOI: 10.22487/gravitasi.v17i1.10661

Abstract

Studi mengenai kondisi gelombang dan arus laut di perairan Lembasada Kabupaten Donggala telah dilakukan dalam penelitian ini. Kajian yang dimaksud bertujuan untuk mempelajari karakteristik gelombang dan arus laut yang ditinjau berdasarkan variabilitas musiman. Data yang diukur berupa data tinggi dan periode gelombang, kecepatan dan arah arus permukaan, kecepatan dan arah angin serta pengukuran batimetri perairan sekitar pantai. Pengumpulan data dilakukan dengan teknik pengamatan langsung (visual observation). Berdasarkan hasil penelitian yang dilakukan di perairan ini dapat disimpulkan bahwa tinggi gelombang maksimum terjadi pada Musim Barat mencapai 105,0 cm dengan tinggi gelombang signifikan maksimumnya (Hs) mencapai 61,0 cm. Untuk kedua musim lainnya, Musim Timur (Agustus), tinggi gelombang signifikan Hs mencapai 24,0 cm dan Hs pada Musim Peralihan mencapai 25,0 cm. Khusus untuk Musim Barat, tinggi gelombang terukur merupakan gelombang swell yang berasal dari perairan Selat Makassar dengan kecepatan angin pada saat pengukuran cenderung kecil. Arus yang terukur dominan merupakan arus yang dihasilkan oleh medan gelombang yang mengarah ke daratan kemudian menyusur pantai.Kata Kunci: gelombang dan arus laut, variabilitas musiman, perairan Lembasada
Evaluasi Kesesuaian dan Daya Dukung Lahan untuk Pengembangan Pariwisata di Wilayah Kepesisiran Pulau Breuh Hidayatullah, Hidayatullah; Khakhim, Nurul; Kurniawan, Andri
Media Komunikasi Geografi Vol 22, No 1 (2021)
Publisher : Universitas Pendidikan Ganesha

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23887/mkg.v22i1.30502

Abstract

Pengembangan pariwisata terutama di wilayah kepesisiran dan pulau kecil akan membawa pengaruh besar terhadap kondisi lingkungan alami di sana karena kawasan pesisir dikenal dikenal sangat dinamis serta rawan terhadap pencemaran dan kerusakan lingkungan. Oleh karena itu, untuk menghindari terjadinya degradasi dan disfungsi lahan di kawasan pesisir Pulau Breuh akibat dari pengembangan wisata, maka perlu dilakukan suatu kajian untuk pengembangan wisata bahari yang berkelanjutan. Kajian ini meliputi evaluasi kesesuaian pemanfaatan lahan dengan potensi sumberdaya dan daya dukung yang tersedia. Penelitian ini bertujuan untuk mengevaluasi kesesuaian serta daya dukung lahan untuk pengembangan pariwisata di wilayah kepesisiran Pulau Breuh, Kecamatan Pulo Aceh. Pengambilan data dalam penelitian ini dilakukan di tiga lokasi penelitian yaitu Pantai Lambaro, Pantai Balu dan Pantai Rinon. Metode yang digunakan dalam penelitian ini adalah metode survei dan penentuan titik sampel secara purposive sampling. Sedangkan untuk metode analisisnya menggunakan analisis indeks kesesuaian wisata (IKW) dan daya dukung kawasan (DKK). Hasil penelitian menunjukkan bahwa wilayah kepesisiran Pulau Breuh khususnya Pantai Lambaro, Balu dan Rinon sangat sesuai (S1) dikembangkan sebagai kawasan wisata pesisir untuk aktivitas rekreasi pantai. Untuk daya dukung kawasan untuk kegiatan wisata rekreasi di Pantai Lambaro adalah 4469 orang/hari. Pantai Balu memiliki DDK 4250 orang/hari sedangkan DDK untuk Pantai Rinon yaitu 3.335 orang/hari.