coid

Base Entity | coda
Attribute Name | coid
Logical Rolename | coid
ColumnName | coid
RoleName | coid
Definition | Coda identification. Each coda is assigned a unique positive integer which identifies it in the database
Note | Range: coid > 0

commid

Base Entity | coda
Attribute Name | commid
Logical Rolename | commid
ColumnName | commid
RoleName | commid
Definition | Comment identification. This is a key used to point to free-form comments entered in the Remark relation. These comments store additional information about a tuple in another relation. Within the Remark relation, there may be many tuples with the same commid and different lineno, but the same commid will appear in only one other tuple among the rest of the relations in the database
Note | Range: commid > 0

sta

Base Entity | coda
Attribute Name | sta
Logical Rolename | sta
ColumnName | sta
RoleName | sta
Definition | Station code. This is the common code-name of a seismic observatory. Generally only three or four characters are used
Note | Range: Any free-format string up to 6 characters

net

Base Entity | coda
Attribute Name | net
Logical Rolename | net
ColumnName | net
RoleName | net
Definition | Unique network identifier. This character string is the name of a seismic network
Note | Range: Any free-format string up to 8 characters. If available, use the two character FDSN code for the network

auth

Base Entity | coda
Attribute Name | auth
Logical Rolename | auth
ColumnName | auth
RoleName | auth
Definition | The auth field specifies the source of the information. This may be a network identifier (FDSN or otherwise), or any other string indicating the source of the information in the record
Note | Range: Any free-format string up to 15 characters

subsource

Base Entity | coda
Attribute Name | subsource
Logical Rolename | subsource
ColumnName | subsource
RoleName | subsource
Definition | A second identifier to specify a unique source within the domain specified by auth
Note | Range: Any free-format string up to 8 characters

channel

Base Entity | coda
Attribute Name | channel
Logical Rolename | channel
ColumnName | channel
RoleName | channel
Definition | Channel name
Note | Range: Any valid channel name, which may be network-specific. Networks using SEED channel names should use the same value for channel and seedchan

channelsrc

Base Entity | coda
Attribute Name | channelsrc
Logical Rolename | channelsrc
ColumnName | channelsrc
RoleName | channelsrc
Definition | Domain for channel. This specifies what naming convention is used for the channel name (i.e. SEED, USGS, etc.)
Note | Range: Any free-format string up to 8 characters long

seedchan

Base Entity | coda
Attribute Name | seedchan
Logical Rolename | seedchan
ColumnName | seedchan
RoleName | seedchan
Definition | SEED channel name. The first character denotes the band code, the second for the instrument code and the third represents the component code
Note | Range: seedchan = {E | S | H | B | M | L | V | U | R} U {A | B | D | F | G | H | I | K | L | M | P | R | S | V | T | W} U {Z | N | E | A | B | C | T | R | 1 | 2 | 3 | U | V | W} Band code: Sample rate (Hz) Corner period (sec) E = extremely short period ³ 80 < 10 S = short period ³ 10 to < 80 < 10 H = high broad band ³ 80 ³ 10 B = broad band ³ 10 to < 80 ³ 10 M = mid period > 1 to < 10 L = long period ~ 1 V = very long period ~ 0.1 U = ultra long period ~ 0.01 R = extremely long period ~ 0.001 Instrument code: A = tiltmeter B = creepmeter D = pressure F = magnetometer G = gravimeter/accelerometer H = high gain seismometer I = humidity K = temperature L = low gain seismometer M = mass position seismometer P = geophone R = rainfall S = linear strainmeter V = volumetric strain T = tide meter W = wind Component code: N = north-south E = east-west T = transverse R = radial Z = vertical A, B, C = triaxial 1, 2, 3 = orthogonal components but non-traditional orientations U, V, W = optional components

location

Base Entity | coda
Attribute Name | location
Logical Rolename | location
ColumnName | location
RoleName | location
Definition | Describes the individual sites on an array station, operated by the same network operator
Note | Range: Any free-format string up to 2 characters long

codatype

Base Entity | coda
Attribute Name | codatype
Logical Rolename | codatype
ColumnName | codatype
RoleName | codatype
Definition | Coda type
Note | Range: codatype = {P | S} P = USGS P-wave coda S = UCB S-wave coda

afix

Base Entity | coda
Attribute Name | afix
Logical Rolename | afix
ColumnName | afix
RoleName | afix
Definition | Nominal coda amplitude
Note | Range: afix > 0.0

afree

Base Entity | coda
Attribute Name | afree
Logical Rolename | afree
ColumnName | afree
RoleName | afree
Definition | Free amplitude
Note | Range: afree > 0.0

qfix

Base Entity | coda
Attribute Name | qfix
Logical Rolename | qfix
ColumnName | qfix
RoleName | qfix
Definition | Fixed coda decay constant
Note | Range: Any valid float

qfree

Base Entity | coda
Attribute Name | qfree
Logical Rolename | qfree
ColumnName | qfree
RoleName | qfree
Definition | Free decay
Note | Range: Any valid float

tau

Base Entity | coda
Attribute Name | tau
Logical Rolename | tau
ColumnName | tau
RoleName | tau
Definition | Coda duration (F-P time)
Note | Range: tau > 0.0 Units: Seconds

nsample

Base Entity | coda
Attribute Name | nsample
Logical Rolename | nsample
ColumnName | nsample
RoleName | nsample
Definition | Number of coda sample windows
Note | Range: nsample > 0

rms

Base Entity | coda
Attribute Name | rms
Logical Rolename | rms
ColumnName | rms
RoleName | rms
Definition | Square root of the sum of the squares of the coda residuals, divided by the number of observations
Note | Range: rms >= 0.0

durtype

Base Entity | coda
Attribute Name | durtype
Logical Rolename | durtype
ColumnName | durtype
RoleName | durtype
Definition | Duration type
Note | Range: durtype = {S} S = S-wave

iphase

Base Entity | coda
Attribute Name | iphase
Logical Rolename | iphase
ColumnName | iphase
RoleName | iphase
Definition | Reported phase. This eight-character field holds the name initially given to a seismic phase. Standard seismological labels for the types of signals (or phases) are used (e.g., P, PKP, PcP, pP). Both upper and lower case letters are available and should be used when appropriate, for example, pP or PcP
Note | Range: Any free-format string up to 8 characters

eramp

Base Entity | coda
Attribute Name | eramp
Logical Rolename | eramp
ColumnName | eramp
RoleName | eramp
Definition | Uncertainty in amplitude measurement
Note | Range: eramp >= 0.0

units

Base Entity | coda
Attribute Name | units
Logical Rolename | units
ColumnName | units
RoleName | units
Definition | Units of amplitude
Note | Range: units Î {c | s | mm | cm | m | ms | mss | cms | cmss | mms | mmss | mc | nm | e | iovs | spa } c = counts s = seconds mm = millimeters cm = centimeters m = meters ms = meters per second mss = meters per second per second cms = centimeters per second cmss = centimeters per second per second mms = millimeters per second mmss = millimeters per second per second mc = microns nm = nanometers e = ergs iovs = integral of velocity squared spa = spectral peak amplitude

time1

Base Entity | coda
Attribute Name | time1
Logical Rolename | time1
ColumnName | time1
RoleName | time1
Definition | Time for pairs
Note | Range: time1 > 0 Units: Seconds

amp1

Base Entity | coda
Attribute Name | amp1
Logical Rolename | amp1
ColumnName | amp1
RoleName | amp1
Definition | Amplitude for pairs
Note | Range: amp1 > 0

time2

Base Entity | coda
Attribute Name | time2
Logical Rolename | time2
ColumnName | time2
RoleName | time2
Definition | Time for pairs
Note | Range: time2 > 0 Units: Seconds

amp2

Base Entity | coda
Attribute Name | amp2
Logical Rolename | amp2
ColumnName | amp2
RoleName | amp2
Definition | Amplitude for pairs
Note | Range: amp2 > 0

time3

Base Entity | coda
Attribute Name | time3
Logical Rolename | time3
ColumnName | time3
RoleName | time3
Definition | Time for pairs
Note | Range: time3 > 0 Units: Seconds

amp3

Base Entity | coda
Attribute Name | amp3
Logical Rolename | amp3
ColumnName | amp3
RoleName | amp3
Definition | Amplitude for pairs
Note | Range: amp3 > 0

time4

Base Entity | coda
Attribute Name | time4
Logical Rolename | time4
ColumnName | time4
RoleName | time4
Definition | Time for pairs
Note | Range: time4 > 0 Units: Seconds

amp4

Base Entity | coda
Attribute Name | amp4
Logical Rolename | amp4
ColumnName | amp4
RoleName | amp4
Definition | Amplitude for pairs
Note | Range: amp4 > 0

time5

Base Entity | coda
Attribute Name | time5
Logical Rolename | time5
ColumnName | time5
RoleName | time5
Definition | Time for pairs
Note | Range: time5 > 0 Units: Seconds

amp5

Base Entity | coda
Attribute Name | amp5
Logical Rolename | amp5
ColumnName | amp5
RoleName | amp5
Definition | Amplitude for pairs
Note | Range: amp5 > 0

time6

Base Entity | coda
Attribute Name | time6
Logical Rolename | time6
ColumnName | time6
RoleName | time6
Definition | Time for pairs
Note | Range: time6 > 0 Units: Seconds

amp6

Base Entity | coda
Attribute Name | amp6
Logical Rolename | amp6
ColumnName | amp6
RoleName | amp6
Definition | Amplitude for pairs
Note | Range: amp6 > 0

quality

Base Entity | coda
Attribute Name | quality
Logical Rolename | quality
ColumnName | quality
RoleName | quality
Definition | This attribute denotes the quality of an origin, an arrival, or a mechanism. 1.0 = good, 0.0 = bad
Note | Range: 0.0 <= quality <= 1.0

datetime

Base Entity | coda
Attribute Name | datetime
Logical Rolename | datetime
ColumnName | datetime
RoleName | datetime
Definition | The date of associated with information in the record, in true epoch format
Note | Range: Any valid float. datetime = 0.0 on January 01, 1970 at 00:00:00.0000 Units: Seconds

algorithm

Base Entity | coda
Attribute Name | algorithm
Logical Rolename | algorithm
ColumnName | algorithm
RoleName | algorithm
Definition | Algorithm used. This is a brief textual description of the algorithm used to derive coda data
Note | Range: Any free-format string up to 15 characters

winsize

Base Entity | coda
Attribute Name | winsize
Logical Rolename | winsize
ColumnName | winsize
RoleName | winsize
Definition | Window over which waveform absolute amplitudes averaged
Note | Range: winsize >= 0.0 Units: Seconds

rflag

Base Entity | coda
Attribute Name | rflag
Logical Rolename | rflag
ColumnName | rflag
RoleName | rflag
Definition | This flag describes whether an observation was generated automatically, by a human, or has been finalized
Note | Range: rflag = {A | H | F} A = automatic H = reviewed by human F = finalized

lddate

Base Entity | coda
Attribute Name | lddate
Logical Rolename | lddate
ColumnName | lddate
RoleName | lddate
Definition | Load date. Date and time that the record was created or last modified, in Oracle date datatype
Note | Range: Any valid date between January 01, 4712 BC and January 01, 4712 AD Units: YYYY/MM/DD HH24:MI:SS