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Journal : TEKNIK

Kajian Penentuan Arah Kiblat Secara Geodetis Awaluddin, Moehammad; Yuwono, Bambang Darmo; Hani’ah, Hani’ah; Wicaksono, Satrio
TEKNIK Vol 37, No 2 (2016): (Desember 2016)
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (215.729 KB) | DOI: 10.14710/teknik.v37i2.12107

Abstract

Kiblat merupakan arah penting Umat Muslim menghadapkan dirinya saat melakukan ibadah shalat. Pengukuran arah kiblat kemudian menjadi permasalahan ketika lokasi suatu tempat jauh dari Ka’bah karena tidak dapat dilakukan pengamatan penglihatan secara langsung. Oleh karena itu diperlukan metode yang tepat untuk menentukan arah kiblat di daerah yang jauh dari Ka’bah, dalam penelitian ini Kota Semarang. Makalah ini mengkaji besarnya perbedaan arah kiblat pada tiga bidang hitungan ellipsoid, bola dan Peta Mercator. Arah Kiblat pada ketiga bidang hitungan tersebut dibandingkan dengan arah kiblat hasil pengukuran rashdul qiblat. Arah kiblat hasil hitungan di atas ellipsoid yang sudah dikoreksi dengan di atas bola mempunyai perbedaan yang jauh lebih kecil yaitu sebesar 45,7” jika dibandingkan dengan arah kiblat pada Peta Mercator. Perbedaan arah kiblat di atas ellipsoid yang sudah dikoreksi dengan arah kiblat hasil rashdul kiblat di lapangan sebesar 00 7’ 58,24”. Sedangkan untuk selisih arah kiblat di atas bidang bola dengan azimut hasil rashdul kiblat sebesar 00 2’ 49,94”. [Title: Study of Geodetic Qibla Direction Determination] Qiblah is an important direction for Muslims exposes himself while performing prayers. Qiblah direction determination becomes a problem when the location of a place far away from the Kaaba. Therefore we need a method to determine the exact direction of Qibla in areas far from the Kaaba, in this study Semarang. This paper examines the difference of the direction of Qibla on three calculation surface: ellipsoid, spherical and mercator map. Then these Qibla direction accuracies on three calculation surface were compared with Qibla direction resulting from Rashdul Qibla Measurement. The difference of ellipsoid Qibla direction that has been corrected and spherical Qibla direction has a much smaller difference in the amount of 45.7 " compared with Mercator Qibla Direction. The difference of ellipsoid qibla direction and Qibla direction resulting from Rashdul Qibla Measurement is 00 7’ 58,24”. While the difference of spherical Qibla direction and Qibla direction resulting from Rashdul Qibla Measurement is 00 2’ 49,94”. 
KORELASI PENURUNAN MUKA TANAH DENGAN PENURUNAN MUKA AIR TANAH DI KOTA SEMARANG Yuwono, Bambang Darmo
TEKNIK Volume 34, Nomor 3, Tahun 2013
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1296.218 KB) | DOI: 10.14710/teknik.v34i3.6725

Abstract

The characteristics of the pattern of land subsidence need to be mapped for the purposes of planning and structuring the city as well as taking appropriate actions in anticipating and mitigating the impact. These characteristics can be determined by combining the land subsidence measurements done with various methods such as levelling, GPS, direct measurement and InSAR. Land subsidence that occurred in Semarang had a rate that varied between 0 - 13 cm / year with an increasing trend towards the north east (northeast) of Semarang. The areas which had a high rate of land subsidence between 9 -13 cm / year included PRPP, Tanjungmas, Terboyo and Kaligawe. In this paper will show spatial distribution of landsubsidence which have identical pattern  with the change of ground water level .Observations GPS method has a high correlation with changes in ground water level reaches 0.956 compared with InSAR observations, GPS, direct observation
Co-Authors Abdi Sukmono, Abdi Adzindani Reza Wirawan Ahadea Kautzarea Yuwono Aisyah Arifin Alfian Budi Prasetya Alfin Nandaru Alfred Boni Son Simbolon Ali Amirrudin Ahmad Alvian Danu Wicaksono Amirul Hajri Amri Perdana Ginting Andre Hermawan Andri Suprayogi Anggoro Pratomo Adi Arief Laila Nugraha Arintia Eka Ningsih Arwan Putra Wijaya Azeriansyah, Reyhan Bambang Sudarsono Bandi Sasmito Bobby Daneswara Indra Kusuma Desvandri Gunawan Dian Rizqi Ari Wibowo Diqja Yudho Nugroho Dzaki Adzhan Elceria Susanti EVAN BRILLIANTO Extiana, Kiky Fadli Rahman Fadli Rahman, Fadli Fathan Aulia Fauzi Iskandar Fauzi Janu Amarrohman, Fauzi Janu Fina Faizana Fuad Hari Aditya Galih Rakapuri Hana Sugiastu Firdaus Handaru Aryo Suni Hani’ah Hani’ah Haris Yusron Hasanuddin Z. Abidin Henndry . Heri Gusfarienza Indira Nori Kurniawan Indra Laksana Inessia Umi Putri Iqbal Yukha Nur Afani Khairuddin Khairuddin Kusmaryudi, Alan L. M. Sabri Lanjar Cahyo Pambudi Laode M Sabri Lasmi - Rahayu Leur P. Maranatha Sitorus Lorenzia Anggi Ramayanti Lutfi Eka Rahmawan Lutgar Sudiyanto Sitohang M. Awaluddin, M. Maylani Daraputri Merpati Dewo Kusumaningrat Moehammad Awaluddin Moh Kun Fariqul Haqqi Mohamad Rizki Ramadhan Mualif Marbawi Much. Jibriel Sajagat, Much. Jibriel Muhamad Nurman Cholid Muhamad Salahuddin Muhammad Adnan Yusuf, Muhammad Adnan Muhammad Chairul Ikbal, Muhammad Chairul Muhammad Hilmi Muhammad Ilman Fanani Nugrahanto, Prasetyo Odi Nurhadi Bashit ORY ANDRIAN APSANDI Ory Andrian Apsandi R. Sapto Hendri Boedi Soesatyo Raka Angga Prawira Ramdhan Thoriq Setyabudi Ramlansius Tumanggor, Ramlansius Reisnu Iman Arjiansah Renaud Saputra Purba Rian Yudhi Prasetyo Risa Ayu Miftahul Rizky Riska Pratiwi Risty Khoirunisa Risty Khoirunisa, Risty Rizki Fadillah Rizki Putra Agrarian Rizqie Anarullah, Rizqie Roy Kasfari Sanches Budhi Waluyo Satrio Wicaksono Saul Ambarita Sawitri Subiyanto Susilo Susilo Tatag Abiyoso Utomo Theodorus Satriyo Singgih Vauzul Rahmat Wahyu Gangga Widi Hapsari Wijaya, A. P. Wikan Isthika Murti WIWIT PURWANTI Wulan Sari, Lailathul Fitria Yolanda Adya Puspita Yudo Prasetyo YULIA SAVIRA RACHMA Zainab Ramadhanis