User input section Dari hasil perhitungan Batzle-Wang matrix Penjelasanporosity 0.33 rho brine 0.9928709 g/cc m1 shalerho m 2.65 g/cc K brine 2.5524156 GPA m2 sand berisi 100% brineK m sand 40 GPa V brine 1603.3536 m/s m3 sand berisi 50% brine dan 50% gasu sand 3.3056 m4 sand berisi 100% gasKdry sand 3.2477 GPa rho gas 0.1175482 g/ccVp shale 2500 K gas 0.033665 GPArho shale 2.5 V gas 16.923156 m/sSg 1T 80 CP 17.2375 MpaG gas 0.55salinity 0.018 %

Biot Gassmannrho sat K fl K sat Vp (m/s) z

rho m1 2.5 2500 6250rho m2 2.103 2.552416 9.1098643931 2535.191 5331.87954rho m3 1.959 0.066454 3.4171992705 1998.696 3914.884803rho m4 1.814 0.033665 3.3336928385 2065.616 3747.627969

Koefisien refleksi bidang batasshale dengan sand berisi :100% brine RC1 -0.07927250% gas RC2 -0.229724100% gas RC3 -0.250297

Hasil konvolusi dengan zero phase waveletTWT RC1 RC2 RC3

0 0 0 02 1.585443 4.594474 5.0059314854 -5.54905 -16.08066 -17.52076026 1.585443 4.594474 5.0059314858 0 0 0

-20 -15 -10 -5 0 5 100

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RC1 RC2 RC3

TWT

Sw0

sand berisi 100% brine 1sand berisi 50% brine dan 50% gas 0.5sand berisi 100% gas 0

-20 -15 -10 -5 0 5 100

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RC1 RC2 RC3

TWT

T 80 C MOHON GANTI ANGKA HANYA DI SHEET PERTAMAP 17.2375 MpaG gas 0.55salinity 0.018 %

Perhitungan Vw1402.85 4.871 -0.04783 1.49E-04 0 1 2 3

-2.20E-07 1.524 -0.0111 2.75E-04 4 0 1 2-6.50E-07 7.99E-10 3.44E-03 1.74E-04 3 4 0 1-2.14E-06 -1.46E-08 5.23E-11 -1.20E-05 2 3 4 0-1.63E-06 1.24E-08 1.33E-10 -4.61E-13 1 2 3 4

1402.85 389.68 -306.112 76.1344-8.998912 26.26995 -15.3069 30.3049-5.739288 0.563921 1.021241 4.133692-4.060004 -2.21351 0.636517 -0.061308-0.667064 0.405483 0.347988 -0.096797

Vw 1589.092 m/sV brine 1603.354 m/srho_w 0.980551 g/ccrho_B 0.992871 g/ccK_B 2.552416 GPA

0 0 0 00 1 1 11 1 2 22 2 2 33 3 3 3

T 80 MOHON GANTI ANGKA HANYA DI SHEET PERTAMAP 17.2375G 0.55

a 0.05273247b 0.59593184c 0.42639227d 0.00113753R 8.3144m -0.3789886gamma 1.47409388f 0.05254865Ta 353.15Pr 3.69161941Tr 1.87215883

Z 0.7910851

rho_G 0.11754824K_G (MPA) 33.6650175K_G (GPA) 0.03366502Vp 16.923156