MetaData Aggregator
Channel Summary
The previous service providing data availability and restriction information
has been retired. A replacement service is under development but a timeline
for release is not yet available.
Data availability and restrictions
Network
HT
Station
ALN
Location
--
Channel
HHN
Instrument
CMG-3ESP, 100 s, 2000 V/m/s-Centaur, 40 vpp (gain
Start
2025-10-22T00:00:00 (295)
End
2599-12-31T23:59:59 (365)
Data Center
Latitude
40.89566
Longitude
26.04972
Elevation (m)
58.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
5.1
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
8.0E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_REALTIME Stations collected and served in real time at the DMC
Network
HT
Station
ALN
Location
--
Channel
HHN
Instrument
CMG-3ESP, 100 s, 2000 V/m/s-Taurus Family, 40 Vpp
Start
2016-06-03T00:00:00 (155)
End
2025-10-22T00:00:00 (295)
Data Center
Latitude
40.89566
Longitude
26.04972
Elevation (m)
58.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
5.1
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
7.99998E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_REALTIME Stations collected and served in real time at the DMC
Network
HT
Station
ALN
Location
--
Channel
HHN
Instrument
CMG-3ESP, 100 s, 2000 V/m/s-Trident, 40 Vpp (gain
Start
2014-05-24T00:00:00 (144)
End
2016-06-03T00:00:00 (155)
Data Center
Latitude
40.89566
Longitude
26.04972
Elevation (m)
58.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
5.1
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
7.99998E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_REALTIME Stations collected and served in real time at the DMC
Network
HT
Station
ALN
Location
--
Channel
HHN
Instrument
Trillium 120P, 120 s, 1201 V/m/s-Trident, 40 Vpp (
Start
2010-11-24T00:00:00 (328)
End
2014-05-24T00:00:00 (144)
Data Center
Latitude
40.89566
Longitude
26.04972
Elevation (m)
58.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
5.1
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
4.80399E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_REALTIME Stations collected and served in real time at the DMC
Network
HT
Station
ALN
Location
--
Channel
HHN
Instrument
CMG-3ESP, 100 s, 2000 V/m/s-Trident, 40 Vpp (gain
Start
2009-09-19T00:00:00 (262)
End
2010-11-24T00:00:00 (328)
Data Center
Latitude
40.89566
Longitude
26.04972
Elevation (m)
58.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
5.1
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
7.99998E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_REALTIME Stations collected and served in real time at the DMC
Network
HT
Station
ALN
Location
--
Channel
HHN
Instrument
CMG-3ESP, 100 s, 2000 V/m/s-Trident, 40 Vpp (gain
Start
2007-12-20T00:00:00 (354)
End
2009-09-19T00:00:00 (262)
Data Center
Latitude
40.89566
Longitude
26.04972
Elevation (m)
58.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
5.1
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
7.99998E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_REALTIME Stations collected and served in real time at the DMC
Network
HT
Station
ALN
Location
--
Channel
HHN
Instrument
CMG3ESP
Start
2006-01-01T00:00:00 (001)
End
2599-12-31T23:59:59 (365)
Data Center
Latitude
40.895699
Longitude
26.0497
Elevation (m)
110.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
0.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
8.38861E8 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_REALTIME Stations collected and served in real time at the DMC
