stamag
The stamag table contains station magnitude estimates based upon measurements made on specific seismic phases. Values in the stamag table are used to calculate network magnitudes stored in the netmag table.
|
FIELD |
COLUMN |
STORAGE |
EXTERNAL |
CHARACTER |
DESCRIPTION |
|
NUMBER |
|||||
|
TYPE |
FORMAT |
POSITION |
|||
|
1 |
magid |
number(9) |
i9 |
1-9 |
magnitude identifier |
|
2 |
ampid |
number(9) |
i9 |
11-19 |
amplitude identifier |
|
3 |
sta |
varchar2(6) |
a6 |
21-26 |
station code |
|
4 |
arid |
number(9) |
i9 |
28-36 |
arrival identifier |
|
5 |
orid |
number(9) |
i9 |
38-46 |
origin identifier |
|
6 |
evid |
number(9) |
i9 |
48-56 |
event identifier |
|
7 |
phase |
varchar2(8) |
a8 |
58-65 |
associated phase |
|
8 |
delta |
f1oat(24) |
f8.3 |
67-74 |
station-to-event distance |
|
9 |
magtype |
varchar2(6) |
a6 |
76-81 |
magnitude type (ml, ms, mb, etc) |
|
10 |
magnitude |
f1oat(24) |
f7.2 |
83-89 |
magnitude |
|
11 |
uncertainty |
f1oat(24) |
f7.2 |
91-97 |
magnitude uncertainty |
|
12 |
magres |
f1oat(24) |
f7.2 |
99-105 |
magnitude residual |
|
13 |
magdef |
varchar2(1) |
a1 |
107-107 |
d or n flag indicating if magnitude is defining or nondefining |
|
14 |
mmodel |
varchar2(15) |
a15 |
109-123 |
magnitude model |
|
15 |
auth |
varchar2( 15) |
a15 |
125-139 |
author |
|
16 |
commid |
number(9) |
i9 |
141-149 |
comment identifier |
|
17 |
Iddate |
date |
a19 |
53-71 |
load date |
|
Keys: |
Primary |
magidlsta, arid |
|
|
Foreign |
arid, orid, evid, commid |
|
|
|
|
|
Data: |
Descriptive |
delta, sta, phase, magtype, magdef, mmodel |
|
|
Mesurement |
magnitude, uncertainty, magres |
|
|
Administrative |
auth, lddate |