HOLLYWOOD 18 ACTIVE-SOURCE DATASET IRIS ID: 201839 ASSEMBLED ID: 20-015 LOCATION: Hollywood, California PI: Rufus Catchings, USGS Moffet Field PROFILE 1 PARAMETERS: recorded on 5-23-18, orientated South to North, 2 meter spacing, 89 stations PROFILE 1 SEISMOGRAPHS: profile recorded by two Stratavisor 60 channel seismographs: instrument NZ recorded the south side of the profile instrument 78015 recorded the north side of the profile NZ recorded stations 01-60 as channels 1-60, channels 61-64 not used 78015 recorded stations 59-89 as channel 1-30, no channel recorded at station 69 thus for instrument 78015 the distance from channel 10 to 11 is 4 meters, not 2 meters geophones for NZ channel 59 and 78015 channel 1 placed at the same station geophones for NZ channel 60 and 78015 channel 2 placed at the same station PROFILE 2 PARAMETERS: recorded on 6-01-18, orientated South to North, 3 meter spacing, 66 stations PROFILE 2 SEISMOGRAPHS: profile recorded by two Stratavisor 60 channel seismographs: instrument NZ recorded the south side of the profile instrument 78015 recorded the north side of the profile NZ recorded stations 01-60 as channels 1-60, channels 61-64 not used 78015 recorded stations 59-66 as channel 1-8 geophones for NZ channel 59 and 78015 channel 1 placed at the same station geophones for NZ channel 60 and 78015 channel 2 placed at the same station FOR BOTH PROFILES: one geophone at each station, with a shotpoint located approximately one meter from each station at an azimuth perpendicular to the profile direction P-WAVE GEOPHONES: Mark Products L40A 40.0 hz, 335 ohm geophones, sensitivity 22.34 volts/meter/sec S-WAVE GEOPHONES: Mark Products L28-LBH 4.5 hz, 395 ohm geophones, sensitivity 31.3 volts/meter/sec P-WAVE SOURCES: a hammer striking a plate vertically or a 500lb accelerated weight drop S-WAVE SOURCES: a hammer striking a block horizontally or a 500 lb accelerated weight drop striking a block at a 45 degree angle SHOOTING SEQUENCE: first, P-wave sourced shots were recorded by single-component vertical geophones then, S-wave sourced shots were recorded by single-component horizontal geophones orientated perpendicular to the profile direction Note that there were usually several coincident shots at each shotpoint location SEG-Y FILES: each SEG-Y file consists of channels recorded by one seismograph for one shot each channel is recorded as a separate, single-component trace in the SEG-Y file each trace contains 4000 data samples at a sample rate of 2000 samples per second data samples consist of 4 byte IEEE floating point values, and are in units of millivolts data was recorded using a delay of -100 ms, thus records start 100 ms before the trigger time SEG-Y data are related to the metadata via the SEG-Y headers: FFID and CHAN FFID represents both recording instrument and shot number, and has format: XYYYY, where X = instrument number (1 or 2) and YYYY = shot number (0001, 0002, etc) CHAN represent channel number, and has a value from 1 to 60 Please refer to the profile parameter information for the dates and station coordinates, instead of the RECEIVER/SOURCE COORDINATE and TRACE START TIME header values in the SEG-Y files. SHOT SUMMARY: instrument 01 = NZ instrument 02 = 78015 SP type: phammer = hammer striking a plate vertically shammer = hammer striking a block horizontally vertwd = 500 lb accelerated weight drop striking a plate vertically anglewd = 500 lb accelerated weight drop striking a block at a 45 degree angle PROFILE 1 SHOTS RECORDED BY P-WAVE GEOPHONES: |SP LOC:| | SHOT |INSTRU-|STA-| SP RANGE |CHANNEL|TION| TYPE -----------|-------|----|-------- 0001-0003 | 01-01 | 1 | vertwd 0004-0005 | 01-02 | 2 | vertwd 0006-0007 | 01-03 | 3 | vertwd 0008-0009 | 01-04 | 4 | vertwd 0010-0011 | 01-05 | 5 | vertwd 0012-0013 | 01-06 | 6 | vertwd 0014-0015 | 01-07 | 7 | vertwd 0016-0017 | 01-08 | 8 | vertwd 0018-0019 | 01-09 | 9 | vertwd 0020-0021 | 01-10 | 10 | vertwd 0022-0025 | 01-11 | 11 | vertwd 0026-0027 | 01-12 | 12 | vertwd 0028-0029 | 01-13 | 13 | vertwd 0030-0031 | 01-14 | 14 | vertwd 0032-0033 | 01-15 | 15 | vertwd 0034-0035 | 01-16 | 16 | vertwd 0036-0037 | 01-17 | 17 | vertwd 0038-0039 | 01-18 | 18 | vertwd 0040-0041 | 01-19 | 19 | vertwd 0042-0043 | 01-20 | 20 | vertwd 0044-0045 | 01-21 | 21 | vertwd 0046-0047 | 01-22 | 22 | vertwd 0048-0049 | 01-23 | 23 | vertwd 0050-0051 | 01-24 | 24 | vertwd 0052-0053 | 01-25 | 25 | vertwd 0054-0055 | 01-26 | 26 | vertwd 0056-0057 | 01-27 | 27 | vertwd 0058-0059 | 01-28 | 28 | vertwd 0060-0061 | 01-29 | 29 | vertwd 0062-0063 | 01-30 | 30 | vertwd 0064-0065 | 01-31 | 31 | vertwd 0066-0067 | 01-32 | 32 | vertwd 0068 | 01-33 | 33 | vertwd 0069-0070 | 01-34 | 34 | vertwd 0071-0072 | 01-35 | 35 | vertwd 0073-0074 | 01-36 | 36 | vertwd 0075-0076 | 01-37 | 37 | vertwd 0077-0079 | 01-38 | 38 | vertwd 0080-0081 | 01-39 | 39 | vertwd 0082-0083 | 01-40 | 40 | vertwd 0084 | 01-41 | 41 | vertwd 0085-0086 | 01-42 | 42 | vertwd 0087-0088 | 01-43 | 43 | vertwd 0089-0090 | 01-44 | 44 | vertwd 0091-0092 | 01-45 | 45 | vertwd 0093-0094 | 01-46 | 46 | vertwd 0095-0096 | 01-47 | 47 | vertwd 0097-0098 | 01-48 | 48 | vertwd 0099-0100 | 01-49 | 49 | vertwd 0101-0103 | 01-50 | 50 | vertwd 0104-0105 | 01-51 | 51 | vertwd 0106-0107 | 01-52 | 52 | vertwd 0108-0109 | 01-53 | 53 | vertwd 0110-0111 | 01-54 | 54 | vertwd 0112-0113 | 01-55 | 55 | vertwd 0114-0115 | 01-56 | 56 | vertwd 0116-0117 | 01-57 | 57 | vertwd 0118-0119 | 01-58 | 58 | vertwd 0120-0122 | 01-59 | 59 | vertwd 0123-0124 | 02-02 | 60 | vertwd 0125 | 02-03 | 61 | vertwd 0126-0127 | 02-04 | 62 | vertwd 0128-0129 | 02-05 | 63 | vertwd 0130-0131 | 02-06 | 64 | vertwd 0132-0133 | 02-07 | 65 | vertwd 0134-0136 | 02-08 | 66 | vertwd 0137-0139 | 02-09 | 67 | vertwd 0140-0142 | 02-10 | 68 | vertwd 0143-0152 | 02-11 | 70 | vertwd 0153-0156 | 02-12 | 71 | phammer 0157-0162 | 02-13 | 72 | phammer 0163-0168 | 02-14 | 73 | phammer 0169-0174 | 02-15 | 74 | phammer 0175-0180 | 02-16 | 75 | phammer 0181-0186 | 02-17 | 76 | phammer 0187-0192 | 02-18 | 77 | phammer 0193-0198 | 02-19 | 78 | phammer 0199-0204 | 02-20 | 79 | phammer 0205-0211 | 02-21 | 80 | phammer 0212-0217 | 02-22 | 81 | phammer 0218-0223 | 02-23 | 82 | phammer 0224-0229 | 02-24 | 83 | phammer 0230-0235 | 02-25 | 84 | phammer 0236-0241 | 02-26 | 85 | phammer 0242-0247 | 02-27 | 86 | phammer 0248-0253 | 02-28 | 87 | phammer 0254-0259 | 02-29 | 88 | phammer 0260-0265 | 02-30 | 89 | phammer PROFILE 1 SHOTS RECORDED BY S-WAVE GEOPHONES: |SP LOC:| | SHOT |INSTRU-|STA-| SP RANGE |CHANNEL|TION| TYPE -----------|-------|----|-------- 0266-0276 | 01-01 | 1 | shammer 0277-0286 | 01-02 | 2 | shammer 0287-0298 | 01-03 | 3 | shammer 0299-0308 | 01-04 | 4 | shammer 0309-0319 | 01-05 | 5 | shammer 0320-0329 | 01-06 | 6 | shammer 0330-0339 | 01-07 | 7 | shammer 0340-0347 | 01-08 | 8 | shammer 0348-0353 | 01-09 | 9 | shammer 0354-0359 | 01-10 | 10 | shammer 0360-0365 | 01-11 | 11 | shammer 0366-0371 | 01-12 | 12 | shammer 0372-0377 | 01-13 | 13 | shammer 0378-0383 | 01-14 | 14 | shammer 0384-0389 | 01-15 | 15 | shammer 0390-0395 | 01-16 | 16 | shammer 0396-0401 | 01-17 | 17 | shammer 0402-0407 | 01-18 | 18 | shammer 0408-0413 | 01-19 | 19 | shammer 0414-0419 | 01-20 | 20 | shammer 0420-0425 | 01-21 | 21 | shammer 0426-0431 | 01-22 | 22 | shammer 0432-0437 | 01-23 | 23 | shammer 0438-0443 | 01-24 | 24 | shammer 0444-0449 | 01-25 | 25 | shammer 0450-0455 | 01-26 | 26 | shammer 0456-0461 | 01-27 | 27 | shammer 0462-0467 | 01-28 | 28 | shammer 0468-0473 | 01-29 | 29 | shammer 0474-0479 | 01-30 | 30 | shammer 0480-0485 | 01-31 | 31 | shammer 0486-0491 | 01-32 | 32 | shammer 0492-0497 | 01-33 | 33 | shammer 0498-0503 | 01-34 | 34 | shammer 0504-0509 | 01-35 | 35 | shammer 0510-0515 | 01-36 | 36 | shammer 0516-0521 | 01-37 | 37 | shammer 0522-0527 | 01-38 | 38 | shammer 0528-0533 | 01-39 | 39 | shammer 0534-0539 | 01-40 | 40 | shammer 0540-0545 | 01-41 | 41 | shammer 0546-0551 | 01-42 | 42 | shammer 0552-0557 | 01-43 | 43 | shammer 0558-0563 | 01-44 | 44 | shammer 0564-0569 | 01-45 | 45 | shammer 0570-0575 | 01-46 | 46 | shammer 0576-0581 | 01-47 | 47 | shammer 0582-0587 | 01-48 | 48 | shammer 0588-0593 | 01-49 | 49 | shammer 0594-0599 | 01-50 | 50 | shammer 0600-0605 | 01-51 | 51 | shammer 0606-0611 | 01-52 | 52 | shammer 0612-0617 | 01-53 | 53 | shammer 0618-0623 | 01-54 | 54 | shammer 0624-0629 | 01-55 | 55 | shammer 0630-0635 | 01-56 | 56 | shammer 0636-0641 | 01-57 | 57 | shammer 0642-0647 | 01-58 | 58 | shammer 0648-0653 | 01-59 | 59 | shammer 0654-0659 | 02-02 | 60 | shammer 0660-0665 | 02-03 | 61 | shammer 0666-0671 | 02-04 | 62 | shammer 0672-0677 | 02-05 | 63 | shammer 0678-0683 | 02-06 | 64 | shammer 0684-0689 | 02-07 | 65 | shammer 0690-0695 | 02-09 | 67 | shammer 0696-0713 | 02-10 | 68 | shammer 0714-0723 | 02-11 | 70 | shammer 0724-0731 | 02-12 | 71 | shammer 0732-0737 | 02-13 | 72 | shammer 0738-0744 | 02-14 | 73 | shammer 0745-0751 | 02-15 | 74 | shammer 0752-0757 | 02-16 | 75 | shammer 0758-0763 | 02-17 | 76 | shammer 0764-0770 | 02-18 | 77 | shammer 0771-0776 | 02-19 | 78 | shammer 0777-0783 | 02-20 | 79 | shammer 0784-0794 | 02-21 | 80 | shammer 0795-0796 | 01-01 | 1 | anglewd 0797-0801 | 01-10 | 10 | anglewd PROFILE 2 SHOTS RECORDED BY P-WAVE GEOPHONES: |SP LOC:| | SHOT |INSTRU-|STA-| SP RANGE |CHANNEL|TION| TYPE -----------|-------|----|-------- 2189-2192 | 01-01 | 1 | vertwd 2193 | 01-02 | 2 | vertwd 2194 | 01-03 | 3 | vertwd 2195 | 01-04 | 4 | vertwd 2196 | 01-05 | 5 | vertwd 2197 | 01-06 | 6 | vertwd 2198 | 01-07 | 7 | vertwd 2199 | 01-08 | 8 | vertwd 2200 | 01-09 | 9 | vertwd 2201 | 01-10 | 10 | vertwd 2202 | 01-11 | 11 | vertwd 2203 | 01-12 | 12 | vertwd 2204 | 01-13 | 13 | vertwd 2205 | 01-14 | 14 | vertwd 2206 | 01-15 | 15 | vertwd 2207 | 01-16 | 16 | vertwd 2208 | 01-17 | 17 | vertwd 2209 | 01-18 | 18 | vertwd 2210 | 01-20 | 20 | vertwd 2211 | 01-21 | 21 | vertwd 2212-2213 | 01-22 | 22 | vertwd 2214 | 01-24 | 24 | vertwd 2215 | 01-25 | 25 | vertwd 2216 | 01-26 | 26 | vertwd 2217 | 01-27 | 27 | vertwd 2218 | 01-28 | 28 | vertwd 2219 | 01-29 | 29 | vertwd 2220 | 01-30 | 30 | vertwd 2221 | 01-31 | 31 | vertwd 2222 | 01-32 | 32 | vertwd 2223-2224 | 01-33 | 33 | vertwd 2225 | 01-34 | 34 | vertwd 2226-2227 | 01-35 | 35 | vertwd 2228 | 01-36 | 36 | vertwd 2229 | 01-37 | 37 | vertwd 2230 | 01-38 | 38 | vertwd 2231 | 01-39 | 39 | vertwd 2232 | 01-40 | 40 | vertwd 2233-2234 | 01-41 | 41 | vertwd 2235-2236 | 01-43 | 43 | vertwd 2237 | 01-44 | 44 | vertwd 2238 | 01-45 | 45 | vertwd 2239 | 01-46 | 46 | vertwd 2240 | 01-47 | 47 | vertwd 2241 | 01-48 | 48 | vertwd 2242 | 01-49 | 49 | vertwd 2243 | 01-50 | 50 | vertwd 2244 | 01-51 | 51 | vertwd 2245 | 01-52 | 52 | vertwd 2246 | 01-53 | 53 | vertwd 2247 | 01-54 | 54 | vertwd 2248 | 01-55 | 55 | vertwd 2249 | 01-56 | 56 | vertwd 2250 | 01-57 | 57 | vertwd 2251 | 01-58 | 58 | vertwd 2252 | 02-01 | 59 | vertwd 2253 | 02-02 | 60 | vertwd 2254 | 02-03 | 61 | vertwd 2255 | 02-04 | 62 | vertwd 2256 | 02-05 | 63 | vertwd 2257 | 02-06 | 64 | vertwd 2258 | 02-07 | 65 | vertwd 2259 | 02-08 | 66 | vertwd PROFILE 2 SHOTS RECORDED BY S-WAVE GEOPHONES: |SP LOC:| | SHOT |INSTRU-|STA-| SP RANGE |CHANNEL|TION| TYPE -----------|-------|----|-------- 2260-2265 | 02-08 | 66 | shammer 2266-2269 | 02-06 | 64 | shammer 2270-2273 | 02-04 | 62 | shammer 2274-2277 | 01-60 | 60 | shammer 2278-2281 | 01-58 | 58 | shammer 2282-2285 | 01-56 | 56 | shammer 2286-2289 | 01-54 | 54 | shammer 2290-2293 | 01-52 | 52 | shammer 2294-2297 | 01-50 | 50 | shammer 2298-2301 | 01-47 | 47 | shammer 2302-2305 | 01-44 | 44 | shammer 2306-2309 | 01-43 | 43 | shammer 2310-2313 | 01-41 | 41 | shammer