Data Report
Phases / Jan-Mar 2009
Contributed by HKC
Our Ref.: HKO 220/172/22
17 April, 2009
Sir/Madam,
Preliminary Seismological Analysis
Enclosed please find the preliminary seismological analysis from January
to March 2009 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 Jan 2009
??
Date Phase Time (UTC) Remarks
Component
HHMMSS
Year 2009
1-Jan Nil
2-Jan Nil
3-Jan Nil
4-Jan iP E'N'Z' 194956
5-Jan Nil
6-Jan P Z' 225435 29.6
S E'N' 225928
7-Jan Nil
8-Jan Nil
9-Jan Nil
10-Jan Nil
11-Jan Nil
12-Jan Nil
13-Jan Nil
14-Jan Nil
15-Jan iP E'N'Z' 073836 70.7 Compr. to SW
S E'N' 074750
15-Jan iP E'N'Z' 175722 Compr to SW
16-Jan Nil
17-Jan Nil
18-Jan iP Z' 142413 Compr
19-Jan iP E'N'Z' 034639 Compr.to SW
20-Jan Nil
21-Jan Nil
22-Jan iP Z' 134830 Compr
22-Jan iP E'N'Z' 202254 Compr
23-Jan iP ENZ 123951 Compr
24-Jan Nil
25-Jan Nil
26-Jan iP Z' 193850 Compr
27-Jan Nil
28-Jan iP E'N'Z' 000656 Compr
29-Jan P Z' 224722
30-Jan Nil
31-Jan eP Z' 215736 Compr
' ' 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 Feb 2009
??
Date Phase Time (UTC) Remarks
Component
HHMMSS
Year 2009
1-Feb Nil
2-Feb Nil
3-Feb Nil
4-Feb Nil
5-Feb Nil
6-Feb Nil
7-Feb Nil
8-Feb Nil
9-Feb Nil
10-Feb Nil
11-Feb iP E'N'Z' 173943 Compr to NW
11-Feb iP E'N'Z' 221919 Compr to NW
12-Feb P E'N'Z' 013018 Compr to NW
12-Feb iP E'N'Z' 035430 Compr to NW
12-Feb iP E'N'Z' 074300 Compr
12-Feb iP E'N'Z' 083508 Compr to NW
12-Feb iP E'N'Z' 131956 Compr to NW
12-Feb iP E'N'Z' 175052 Compr
13-Feb eP E'N'Z' 124248
13-Feb eP E'N'Z' 213126
14-Feb Nil
15-Feb iP Z' 093034 Compr
16-Feb Nil
17-Feb Nil
18-Feb iP E'N'Z' 220610 83.4 Compr to NW
iS E'N' 221630
19-Feb Nil
20-Feb Nil
21-Feb P E'N'Z' 001648
22-Feb P E'N'Z' 175016 22.1
S 175418
E'N'Z'
23-Feb Nil
24-Feb P E'Z' 060424 Compr
24-Feb P E'N'Z' 121850
25-Feb Nil
26-Feb P Z' 123436 Dilat
27-Feb Nil
28-Feb 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 Mar 2009
??
Date Phase Time (UTC) Remarks
Component
HHMMSS
Year 2009
01-Mar Nil
02-Mar Nil
03-Mar Nil
04-Mar Nil
05-Mar P Z' 155414 Compr
06-Mar iP Z' 110155 Compr
07-Mar Nil
08-Mar Nil
09-Mar Nil
10-Mar Nil
11-Mar Nil
12-Mar Nil
13-Mar Nil
14-Mar Nil
15-Mar Nil
16-Mar iP E'N'Z' 142050 22.0 Compr to NE
iS E'N'Z' 142450
17-Mar Nil
18-Mar Nil
19-Mar iP E'N'Z' 183000
20-Mar Nil
21-Mar Nil
22-Mar Nil
23-Mar Nil
24-Mar Nil
25-Mar Nil
26-Mar iP E'N'Z' 192252 Compr
27-Mar Nil
28-Mar iP Z' 180618 Compr
29-Mar Nil
30-Mar Nil
31-Mar Nil
'' Indicates long period records only.
" " Indicates short period records only.
* * Epicentral distance estimated from Jeffreys, H. and Bullen, K.E. Seismological Tables