GilaStk1-14-300x800depth.png gila-scripts shots11-14fft-1.png shots11-14fft-2.png - fft with plot overdriven and clipped. shots11-14fft-3.png - fft after 200x800 filter. gila100x800.png (used in CATS) gila200xl500.png gila200x800.png - filter (200x800) agc (.02) gila-syn-1.png - synthetic with v = 60 and linear events at t0=.01, .03 and hyperbolic events at t0=.02, .05, .07 gila-syn-2.png - synthetic with fkfilt dipcut -.5 .5 dippas -.4 .4 If v = 60m/s, then direct wave is 1/60 or .0166s/m With .05m per trace, then the dip is .000833m/s or .8 mils gila-syn-3.png - synthetic with fkfilt dipcut -1 1 dippas -.5 .5 gila-syn-3.png - synthetic with fkfilt dipcut -2 2 dippas -1 1 shots11-14fkfilt-0.png - fkfilt (dipcut -.5 .5 dippas -.4 .4) filter agc shots11-14fkfilt-1.png - fkfilt (dipcut -1 1 dippas -.5 .5) filter agc shots11-14fkfilt-2.png - fkfilt (dipcut -2 2 dippas -1 1) filter agc GilaGeophyLogbook.pdf - scanned logbook. Geometry: 5cm group spacing. Shot is 5cm from closest phone. Shot is 5cm off of the line. Shots alternate between 1.25m hammer and a .2m solinoidand alternate ends of the phones. NMO: Shot in loose sand. If v=60, T0=.05s, x=1.25, then Tx = .0541664 (dt or nmo = .0041664) If v=60, T0=.02s, x=1.25, then Tx = .028 (dt or nmo = .0088) nmo-cvel60.png - fkfilt nmo (constant velocity of 60m/s) filter agc gila-str-1.png - syn filter gila-str-2.png - syn filter nmo gila-str-3.png - syn filter nmo with dstretch 10 gila-str-4.png - syn filter nmo with dstretch 20 gila-str-5.png - syn filter nmo mute gila-gat-1.png - gathers without gain gila-gat-2.png - gathers with avenor gain gila-cvstks.pdf - Constant velocity stacks Stack #1: Hammers only in depth - fkfilt geom gather (evens) nmo filter mute avenor stack t2d plotGo to the list of seismic processes. Go to SIOSEIS introduction.Solinoid
shots201-211fkfilt-1.png - fkfilt filter shots201-211fkfilt-2.png - fkfilt filter agc shots201-211fkfilt-3.png - fkfilt filter avenor Stack #2: Solinoid only in depth - fkfilt geom gather (odds) nmo filter mute avenor stack t2d plot (this and all other png plots look best after downloading and using ImageMagick's display)