mm^mhm - dtic · origin depthlat. lonq. (km) sdv i r st a 10:34:41.2 51.842n 159.713^ 0. surf 0.7 3...
TRANSCRIPT
Aü-;,018 100
SPECIAL DATA COLLECTION SYSTEM EVENT REPORT KAMCHATKA, 6 APRIL 1975
J. R. Woolson, et al
Teledyne Geotech
Prepared for:
Advanced Research Projects Agency Air Force Technical Applications Center
8 September 1975
DISTRIBUTED BY:
KUn National Technical Information Service U. S. DEPARTMENT Öt COMMERCE
■MM^MHM - .". ' .-Ji*
?45110
©
/o SDCS-Efl 75 1
00 SPECIAL DATA COLLECTION SYSTLM EVENT REPORT
Kamchatka. 06 APRIL 1975
J.R.Woolson. D D Solan DJ Reinbold, and R J Markle
Alexandria Laboratories-
Teledyne Geotech, 314 Montgomery Street. Alexandria. Virginia 22314
September 1975
APPROVED FOR PUBLIC RELEASE; DISTRIBUTION UNLIMITED
Sponsored By
The Defense Advanced heserrch Projects Agency
Nuclear Monitoring Research Office
1400 Wilson Boulevard. Arlington . Virginia 22209
ARPA Order No 2897
D D~CV «.«.tor.db, [^r ■ mnsm
VEIA Seismological Center DEC g |0||
312 Montgomery Street. Alexandria. Virginia 22314
uuEisEinnE taproducid by
NATIONAL TECHNICAL INFORMATION SERVICE
US Dapartnant of Comm.rc» 5pnng(i,lo, VA 2?I5|
zx
M.
****** --
Onelassified SKCUHITY TLASSIFtCATION Of THIS P Ar.Z (»h> n Dmlm fnirrrll
REPORT DOCUMENTATION PAGE HEPOBTNUMBER
SDCS-ER-75-1
i COVT «CCESSION NO
4 TITUE (and Submit)
SPECIAL DATA COLLECTION SYSTEM (SDCS)
Kamchatka, G6 April 1975
KIAIJ INSTRUCTIONS BEKOKK rOMPl.F.TINf". HTIKM
1 RECIPIENT^ C»T»LOO NUMBfR
S TYPE Of REPORT t PERIOD COVERED
Technical
7. AUTHCRf«;
Woolson, J. R., Solarl, D. D., Relnbold, b. J. . and Markle, R. J.
9 PERFORMING ORGANIZATION NAME AND «DDRESS
Alexandria Laboratories 314 Montgomery Street Alexandria. Virginia 22314
I I CONTROLLING OFFICE NAME AND ADDRESS
Defense Advanced Research Projects Agency Nuclear Monitoring Research Office 1400 Wilson Blvd.-Arlington. Virginia 22209
t PERFORMING ORG REPORT NuMBF.R
(. CONTRACT OR GRANT NUMBER^.;
F08606-74-Ü-0013 >-
10 PROGRAM ELEMENT PBOJFCT TASK AREA * «ORK UNIT NUMBERS
T/4703
IJ REPORT DATE
8 September 1975
7J—MONITORING AGENCY NAME A AODRESSfl/ dllltrtnl Irom Conlrolllnt ollicl)
VELA Selsmological Center 312 Montgomtiy Street Alexandria, 'ir^inia 22314
IS. NUMBER OF PAGE!
15 SECURITY CLASS 'ol Ihn fpttl,
Unclassified
IS« OECL ASSlFlCATION DOWNORAOlNO SCHEDULE
16 DISTRIBUTION ST ATEMENT fo/ IM« R«porr>
APPROVEP FOR PUBLIC RELEASE; DISTRIBUTION ItNLlMITED.
17 "DISTRIBUTION STATEMENT (ol Ih» «bafracf »nltfd In Block 30, II dlllmrtM Itom Rtporl)
IS SUPPLEMENTARY NOTES
19 KEY WORDS rConllnut on r«v«r<* tldt II n»c*itary and Idmnlllv he bloc* numbmr)
20 ABSTRACT fonrlnu» o-i rovrtit ■ id* II n#c*t««'>* «nd tttrntil by block nnmbtr)
DD //^'"s 1473 EoiTioNOF i NovtsisonsoLFTt Unclastfifiod
/ leCURlTV CL*Svr7c~TlON Of TMl<;n^.r »'..n l.miK I ,frr,l,
amm - ■ *• " - " ■ ■ -
SDCS Event Report No. 1
Kamchatka, 06 April 1975
This event report contains seismic data from the Special Data Collection System (SDCS), and other sources for the above event. Published epicenter information from seismic observations is:
Origin Time Latitude Longitude ra. H s
NORSAR LASA PDE Hagfors Array, Sweden
10:35:02 10:34:53 10:34:57 10:34:47
53 N 52.2N 52.2N 51 N
158 E 158.4E 160.0E 157 E
5.7 5.5 5.7 6.2 6.0 6.7
Using SDCS stations, LASA and NORSAR, the epicenter location becomes
SDCS & Arrays 10:34:57 52.ON 159.8E 5.5 5.9
Scaling factors on plots are millimicrons at 1 Hz (not corrected for instrument response) with the exception of LASA and NORSAR short-period plots. LASA SP scaling factors are millimicrons per inch. Scaling factors
are not reported for NORSAR short-period.
FN-WV was not operational for this eve.>t. signals were not recoverable.
LASA, NORSAR and ALFA long-period
i
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--HYPO
Input for Hvcnt
in:34:55.0 52.20nN
6 April 1975
I58.400E SSKM
Residuals I) ist .\z
St a. Arrival Surf Calc Rest Rest Rest
WII2YK 10 41 51.2 -0.5 -0.5 -0.6 35.7 49.1) LAO 10 44 41.4 1.1 1.2 1 .1 57.3 54.7 RK-ON 10 45 01.0 0.1 0.1 0.2 60.3 44.4 NAU 10 45 31.1 -0.0 0.0 -0.0 64.8 34 3.8 HN-ME 10 46 28.5 0.3 0.3 0.4 74.0 32.4 CPO 10 46 37.0 -1.0 -1.0 -1.1 75.8 4 9.8
67 Herrin Travel Time Tables
Origin Lat. Lonq. Depth (KM) SDV i r St a 10:34:41.2 51.84 2N 159.713^ 0. Surf 0.7 3 6 10:34:44.9 51.698N 159.634F. -35. Calc 0.7 6 6 10:34:56.8 S1.989N 1S9.793E 33. Rest 0.7 3 6
Surf 1 0
0 5 n o 0 0
o o 0 0 0 0
0 0
Calc Rest
1 0 0 5
0 0 0 0
o o 0 0 0 0
0 0
1 0 0 r
n n 0 0
0 0 o n 0 0
0 o
CIII2 Coverage Fillipsc; 95 Per Cent Conf..Level, Snv=1.01
Major Ma j o r
1M.8KM. 16S.8KM.
Mi nor Minor
4Ü.5KM. AZ* 40.4KM. AZ=
11 Area= 20949 Sq.KM. Surf 11 Area= 21065 Sq.KM. Rest
-s3-
MM
-HYPO-
Input for Event 10:34:53.0 52.200N
6 April 1975 15>i.400E 33KM
Sta. Phase Arrival
Time Inst Per A/T Magnitude M. Ms Dir Dist
WH2YK WH2YK WH2YK LAO RK-ON RK-ON NAO MN - ME HN-ME HN-ME CPO CPO
EP LQ LR EP EP LR EP EP LQ LR EP LR
10 4i 51. 10 53 07. 10 59 09, 10 44 41, 10 45 01, 11 13 35, 10 45 31, 10 46 28 11 13 24, 11 22 03, 10 46 37, 11 21 46
2 SPZH 0 LPRH 0 LPZL 14 AB 0 SPZH
LPZL AB SPZH LPRH LPZL SH LPZ
1.0 99.9 20.0 0.9 0.8
21.0 0 1
27
9 0 0
20.0 1.3
21.0
41, 0,
1648, 101, 83,
2302, 187, 164 205, 467, 133,
2258,
4 .96
5.50 5.46
5.87 5.65
5.61
5.89
6.26
5.66
6.35
35.7
35.7 57.3 60.3 60.3 64.8 74.0
74.0 75.8 75.8
Origin
10:34 :51.2 10:34:44.9 10:34:56.8
Lat.
51.842N 51.698N 51.989N
Long.
159.713E 159.634E 159.793E
Depth (KM) Mag
0. Surf 0. Calc
33. Rest
5.55 5.55 5.51
SDV
0.36 0.36 0.30
Sta LPMAG LPSDV LPSTA
6 b 6
6.04 6.04 6.04
0.3 0.3 0.3
-V--
— -■- ■
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STATION UH2YK 06 flPU 75
I0>46>28.5
SPZH 905 I
SPZL 980 I:
**WHiAt*fUÜ Wff^^^*^mM' SPRH
68.5
5PTH 970
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STATION RK-ON 06 APR 75
SPZH 88.0
5PZL 114 VhiVy^^\W
SPPH 281
SPTH 505 >^/V^vvi^
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10=41=51.2
SPZH ' 91.0
SPZL 389
SPRH 35.9 '—'**tftAMw
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10 tec
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STATION CP50 06 APR 75 1046 37,9
I
5PTH 363
10 *tc
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EPX 97805
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NORSflR EVENT FILE 1975 RPR 6 EPX NO. 16570 RRR. 10.45.33.0 52.6N 158. HE 5.7MB 33KM
DIST * Gt.O flZI ■ 21.3 AMP - 96.5 PEP = 0.9 UMETH 2
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