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X research area is located in eastern Indonesia, where the tectonic conditions are more complex than in western Indonesia. Gravity measurement in this region consists of 7 tracks. The results of gravity measurement show valuable CBA from 84 mgal to 128 mgal, where the value of the lowest CBA is loca...
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| Format: | Final Project |
| Language: | Indonesia |
| Online Access: | https://digilib.itb.ac.id/gdl/view/18302 |
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| Institution: | Institut Teknologi Bandung |
| Language: | Indonesia |
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id-itb.:183022017-09-27T11:45:17Z#TITLE_ALTERNATIVE# ANTASARI (NIM : 10208087); Pembimbing : Alamta Singarimbun, Dr. Wahyu Srigutomo, Ph.D, DIAN Indonesia Final Project INSTITUT TEKNOLOGI BANDUNG https://digilib.itb.ac.id/gdl/view/18302 X research area is located in eastern Indonesia, where the tectonic conditions are more complex than in western Indonesia. Gravity measurement in this region consists of 7 tracks. The results of gravity measurement show valuable CBA from 84 mgal to 128 mgal, where the value of the lowest CBA is located in the west of study area, where the mountains are found in there. Separation of regional anomaly with residual anomaly is done using trend surface analysis, which uses second degree polynomials. Residual anomaly is used in inversion process in order to obtain the vertical cross-section model of the surface. Inversion use steepest descent method. Inversion results from 7 gravity measurement tracks generally indicates that the bedrock have the value of density contrast 200 kg/m3. Above that, the rocks are unevenly coated with lower density contrast. In this area also contained a very low density contrast, almost reaching -600 kg/m3. text |
| institution |
Institut Teknologi Bandung |
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Institut Teknologi Bandung Library |
| continent |
Asia |
| country |
Indonesia Indonesia |
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Institut Teknologi Bandung |
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Digital ITB |
| language |
Indonesia |
| description |
X research area is located in eastern Indonesia, where the tectonic conditions are more complex than in western Indonesia. Gravity measurement in this region consists of 7 tracks. The results of gravity measurement show valuable CBA from 84 mgal to 128 mgal, where the value of the lowest CBA is located in the west of study area, where the mountains are found in there. Separation of regional anomaly with residual anomaly is done using trend surface analysis, which uses second degree polynomials. Residual anomaly is used in inversion process in order to obtain the vertical cross-section model of the surface. Inversion use steepest descent method. Inversion results from 7 gravity measurement tracks generally indicates that the bedrock have the value of density contrast 200 kg/m3. Above that, the rocks are unevenly coated with lower density contrast. In this area also contained a very low density contrast, almost reaching -600 kg/m3. |
| format |
Final Project |
| author |
ANTASARI (NIM : 10208087); Pembimbing : Alamta Singarimbun, Dr. Wahyu Srigutomo, Ph.D, DIAN |
| spellingShingle |
ANTASARI (NIM : 10208087); Pembimbing : Alamta Singarimbun, Dr. Wahyu Srigutomo, Ph.D, DIAN #TITLE_ALTERNATIVE# |
| author_facet |
ANTASARI (NIM : 10208087); Pembimbing : Alamta Singarimbun, Dr. Wahyu Srigutomo, Ph.D, DIAN |
| author_sort |
ANTASARI (NIM : 10208087); Pembimbing : Alamta Singarimbun, Dr. Wahyu Srigutomo, Ph.D, DIAN |
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#TITLE_ALTERNATIVE# |
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| url |
https://digilib.itb.ac.id/gdl/view/18302 |
| _version_ |
1820745843146227712 |