Data Report
Phases / Oct-Dec 2008
Contributed by HKC
Our Ref.: HKO 220/172/22
4 February, 2009
Sir/Madam,
Preliminary Seismological Analysis
Enclosed please find the preliminary seismological analysis from October
to December 2008 for the station HKC. Please note that long period records include
all 3 components.
Yours faithfully,
( Mr. D.S. Lau )
for Director of the Hong Kong Observatory
Preliminary Analysis of the Seismograph at HKC for Oct 2008
??
Date Phase Time (UTC) Remarks
Component
HHMMSS
Year 2008
1-Oct eP Z' 180659
2-Oct P Z' 233924
3-Oct P Z' 212540
4-Oct Nil
5-Oct iP Z' 092508
5-Oct iP Z' 160006
5-Oct iP Z' 230410
6-Oct iP E'N'Z' 083546 22.7 Dilat to NW
iS E'N'Z' 083952
7-Oct P Z' 100048
8-Oct iP E'N'Z' 141222 22.6 Compr
S E'N'Z' 141628
8-Oct P Z' 191236
9-Oct Nil
10-Oct Nil
11-Oct P Z' 091616
12-Oct Nil
13-Oct Nil
14-Oct Nil
15-Oct Nil
16-Oct P PKPdf 200042
17-Oct Nil
18-Oct Nil
19-Oct iP E'N'Z' 052254 82.8 Compr to NW
iS E'N'Z' 053312
20-Oct iP E'N'Z' 045916 23.0 Dilat
iS E'N' 050320
21-Oct Nil
22-Oct iP E'N'Z' 130742 Dilat to SW
23-Oct iP Z' 092636
23-Oct iP E'N'Z' 101208 39.4 Compr to NW
iS E'N' 101808
24-Oct Nil
25-Oct Nil
26-Oct P E'N'Z' 091342 23.9 Compr
S E'Z' 091756
27-Oct Nil
28-Oct P E'N'Z' 160742 40.3
S E'N' 161356
28-Oct iP E'N'Z' 231754 42.5 Dilat
iS N' 232420
29-Oct iP Z' 114037 42.4 Compr
iS E'N' 114658
30-Oct Nil
31-Oct Nil
'' Indicates long period records only.
" " Indicates short period records only.
* * Epicentral distance estimated from Jeffreys, H. and Bullen, K.E. Seismological Tables
Preliminary Analysis of the Seismograph at HKC for Nov 2008
??
Date Phase Time (UTC) Remarks
Component
HHMMSS
Year 2008
1-Nov P Z' 012102
2-Nov iP E'N'Z' 135856 Compr.
3-Nov iP E'N'Z' 192738 Compr to N
4-Nov iP Z' 184614 66.0 Compr
S Z' 185440
5-Nov Nil
6-Nov Nil
7-Nov iP E'N'Z' 073010 Compr
7-Nov eP N'Z' 161058
8-Nov Nil
9-Nov Nil
10-Nov iP E'N'Z' 012656 21.9
iS E'N'Z' 013056
11-Nov Nil
12-Nov Nil
13-Nov Nil
14-Nov Nil
15-Nov Nil
16-Nov eP E'N'Z' 122602
16-Nov iP E'N'Z' 170728 Dilat to SE
17-Nov Nil
18-Nov Nil
19-Nov Nil
20-Nov Nil
21-Nov Nil
22-Nov iP E'N'Z' 160704 Compr to NE
23-Nov Nil
24-Nov iP E'N'Z' 091018 Dilat to NE
25-Nov Nil
26-Nov Nil
Nil
27-Nov
28-Nov iP Z' 085752 Compr
29-Nov Nil
30-Nov Nil
'' Indicates long period records only.
" " Indicates short period records only.
* * Epicentral distance estimated from Jeffreys, H. and Bullen, K.E. Seismological Tables
Preliminary Analysis of the Seismograph at HKC for Dec 2008
??
Date Phase Time (UTC) Remarks
Component
HHMMSS
Year 2008
01-Dec Nil
02-Dec eP Z' 031836
03-Dec iP E'N'Z' 232300 29.5 Compr
S E'N' 232800
04-Dec Nil
05-Dec P Z' 200912
06-Dec iP N'Z' 110112 31.3 Compr to N
iS E' 110548
07-Dec Nil
08-Dec iP N'Z' 185052 75.3 Dilat
S N'Z' 190032
09-Dec iP N'Z' 063636 Dilat to N
10-Dec Nil
11-Dec P Z' 171206
11-Dec iP E'N'Z' 214556 23.9 Compr to NW
iS E'N'Z' 215002
12-Dec Nil
13-Dec P Z' 085700
14-Dec Nil
15-Dec Nil
16-Dec Nil
17-Dec Nil
18-Dec eP Z' 065314
18-Dec PKPdf Z' 213940
19-Dec Nil
20-Dec eP E'N' 103520
20-Dec eP E'N'Z' 154712 17.9 Dilat
eS E'N' 155033
21-Dec iP E'N'Z' 092244 Compr to SW
22-Dec Nil
23-Dec eP 210314
Z'
24-Dec iP Z' 092358 82.4 Dilat
S Z' 093412
25-Dec iP E'N'Z' 032446 19.8 Compr to NW
iS E'N'Z' 032818
26-Dec Nil
27-Dec Nil
28-Dec Nil
29-Dec Nil
30-Dec iP E'N'Z' 195554 29.3 Compr
S E'N'Z' 200048
31-Dec Nil
'' Indicates long period records only.
" " Indicates short period records only.
* * Epicentral distance estimated from Jeffreys, H. and Bullen, K.E. Seismological Tables