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Networks (1 time spans)

CI 1926-01-01 2599-12-31

Station Epochs (1 time spans)

CAC 2003-03-07 2599-12-31

CI : CAC (2003-03-07 - 2599-12-31)

Network

Map DOI

Station

CAC

Map

Site Name

Caltech Athenaeum Cellar

Start

2003-03-07T00:00:00 (066)

End

2599-12-31T23:59:59 (365)

Data Center

IRISDMC
SCEDC

Latitude

34.13678

Longitude

-118.12199

Elevation (m)

230.0

Instruments

2026-09-02T19:00:00 (245) - 2599-12-31T23:59:59 (365)
Location Code	Instruments / Channels
--	Calibration Input ACQ 100.0Hz SCEDC Chksum Errors ACK 0.1Hz SCEDC Clock Lock Loss LCL 1.0Hz SCEDC Clock Phase LCE 1.0Hz SCEDC Clock Quality LCQ 1.0Hz SCEDC Clock Status ACE 1.0Hz SCEDC Comm Attempt Count ACA 0.1Hz SCEDC Comm Duty Cycle ADT 0.1Hz SCEDC Comm Efficiency ACF 0.1Hz SCEDC Comm Ok Count ACS 0.1Hz SCEDC Data Gap Count ADG 0.1Hz SCEDC Data Latency ADL 0.1Hz SCEDC Data Missing AMD 0.1Hz SCEDC Data Receive Rate ARD 0.1Hz SCEDC Data Sent Rate AWR 0.1Hz SCEDC Data Throughput ATH 0.1Hz SCEDC Dust Bits LED 1.0Hz SCEDC Gps Antenna Current VEA 0.1Hz SCEDC Gps Antenna Voltage VAX 0.1Hz SCEDC Gps Control Bits LEC 1.0Hz SCEDC Gps Elevation LEV 1.0Hz SCEDC Gps Fix Status LFT 1.0Hz SCEDC Gps Latitude LAT 1.0Hz SCEDC Gps Longitude LON 1.0Hz SCEDC Gps Sens Power Bits LEP 1.0Hz SCEDC Input Output 1 VEO 0.1Hz SCEDC Input Output 2 VG1 0.1Hz SCEDC Input Output 3 VG2 0.1Hz SCEDC Ip Change Count ANI 0.1Hz SCEDC Isolated Dc Voltage VEI 0.1Hz SCEDC KINEMETRICS OMNISENSOR S/N:130149 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC LNE 1.0Hz SCEDC \| LNN 1.0Hz SCEDC \| LNZ 1.0Hz SCEDC KINEMETRICS OMNISENSOR S/N:130149 Velocity Sensor BHE 40.0Hz SCEDC \| BHN 40.0Hz SCEDC \| BHZ 40.0Hz SCEDC HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC LHE 1.0Hz SCEDC \| LHN 1.0Hz SCEDC \| LHZ 1.0Hz SCEDC Ll Data Latency ALL 0.1Hz SCEDC Log LOG 1.0Hz SCEDC Misc Bits LEM 1.0Hz SCEDC Negative Analog Voltage VEN 0.1Hz SCEDC Opaque Configuration File OCF 1.0Hz SCEDC Packet Buffer Usage VPB 0.1Hz SCEDC Packet Count APK 0.1Hz SCEDC Poc Count APO 0.1Hz SCEDC Reboot Count ABT 0.1Hz SCEDC Satellite Count LSU 1.0Hz SCEDC Sensor A Bits LEA 1.0Hz SCEDC Sensor A Current VCA 0.1Hz SCEDC Sensor B Bits LEB 1.0Hz SCEDC Sensor B Current VCB 0.1Hz SCEDC Sensor Serial Bits LES 1.0Hz SCEDC Seq Error Count ASQ 0.1Hz SCEDC Status Delay ASL 0.1Hz SCEDC System Current VEC 0.1Hz SCEDC System Humidity VI1 0.1Hz SCEDC System Temperature VKI 0.1Hz SCEDC System Voltage VEP 0.1Hz SCEDC Ups Voltage VEU 0.1Hz SCEDC Voltage Controlled Oscillator VCO 0.1Hz SCEDC
2024-07-31T19:43:04 (213) - 2599-12-31T23:59:59 (365)
Location Code	Instruments / Channels
--	Accelerometer HNE 100.0Hz IRISDMC \| HNN 100.0Hz IRISDMC \| HNZ 100.0Hz IRISDMC LNE 1.0Hz IRISDMC \| LNN 1.0Hz IRISDMC \| LNZ 1.0Hz IRISDMC Calibration Input ACQ 100.0Hz IRISDMC Chksum Errors ACK 0.1Hz IRISDMC Clock Lock Loss LCL 1.0Hz IRISDMC Clock Phase LCE 1.0Hz IRISDMC Clock Quality LCQ 1.0Hz IRISDMC Clock Status ACE 1.0Hz IRISDMC Comm Attempt Count ACA 0.1Hz IRISDMC Comm Duty Cycle ADT 0.1Hz IRISDMC Comm Efficiency ACF 0.1Hz IRISDMC Comm Ok Count ACS 0.1Hz IRISDMC Data Gap Count ADG 0.1Hz IRISDMC Data Latency ADL 0.1Hz IRISDMC Data Missing AMD 0.1Hz IRISDMC Data Receive Rate ARD 0.1Hz IRISDMC Data Sent Rate AWR 0.1Hz IRISDMC Data Throughput ATH 0.1Hz IRISDMC Dust Bits LED 1.0Hz IRISDMC Gps Antenna Current VEA 0.1Hz IRISDMC Gps Antenna Voltage VAX 0.1Hz IRISDMC Gps Control Bits LEC 1.0Hz IRISDMC Gps Elevation LEV 1.0Hz IRISDMC Gps Fix Status LFT 1.0Hz IRISDMC Gps Latitude LAT 1.0Hz IRISDMC Gps Longitude LON 1.0Hz IRISDMC Gps Sens Power Bits LEP 1.0Hz IRISDMC Input Output 1 VEO 0.1Hz IRISDMC Input Output 2 VG1 0.1Hz IRISDMC Input Output 3 VG2 0.1Hz IRISDMC Ip Change Count ANI 0.1Hz IRISDMC Isolated Dc Voltage VEI 0.1Hz IRISDMC Ll Data Latency ALL 0.1Hz IRISDMC Log LOG 1.0Hz IRISDMC Misc Bits LEM 1.0Hz IRISDMC Negative Analog Voltage VEN 0.1Hz IRISDMC Opaque Configuration File OCF 1.0Hz IRISDMC Packet Buffer Usage VPB 0.1Hz IRISDMC Packet Count APK 0.1Hz IRISDMC Poc Count APO 0.1Hz IRISDMC Reboot Count ABT 0.1Hz IRISDMC Satellite Count LSU 1.0Hz IRISDMC Sensor A Bits LEA 1.0Hz IRISDMC Sensor A Current VCA 0.1Hz IRISDMC Sensor B Bits LEB 1.0Hz IRISDMC Sensor B Current VCB 0.1Hz IRISDMC Sensor Serial Bits LES 1.0Hz IRISDMC Seq Error Count ASQ 0.1Hz IRISDMC Status Delay ASL 0.1Hz IRISDMC System Current VEC 0.1Hz IRISDMC System Humidity VI1 0.1Hz IRISDMC System Temperature VKI 0.1Hz IRISDMC System Voltage VEP 0.1Hz IRISDMC Ups Voltage VEU 0.1Hz IRISDMC Velocity Sensor EHZ 100.0Hz IRISDMC Voltage Controlled Oscillator VCO 0.1Hz IRISDMC
2024-07-31T19:43:04 (213) - 2026-09-02T19:00:00 (245)
Location Code	Instruments / Channels
--	Calibration Input ACQ 100.0Hz SCEDC Chksum Errors ACK 0.1Hz SCEDC Clock Lock Loss LCL 1.0Hz SCEDC Clock Phase LCE 1.0Hz SCEDC Clock Quality LCQ 1.0Hz SCEDC Clock Status ACE 1.0Hz SCEDC Comm Attempt Count ACA 0.1Hz SCEDC Comm Duty Cycle ADT 0.1Hz SCEDC Comm Efficiency ACF 0.1Hz SCEDC Comm Ok Count ACS 0.1Hz SCEDC Data Gap Count ADG 0.1Hz SCEDC Data Latency ADL 0.1Hz SCEDC Data Missing AMD 0.1Hz SCEDC Data Receive Rate ARD 0.1Hz SCEDC Data Sent Rate AWR 0.1Hz SCEDC Data Throughput ATH 0.1Hz SCEDC Dust Bits LED 1.0Hz SCEDC Gps Antenna Current VEA 0.1Hz SCEDC Gps Antenna Voltage VAX 0.1Hz SCEDC Gps Control Bits LEC 1.0Hz SCEDC Gps Elevation LEV 1.0Hz SCEDC Gps Fix Status LFT 1.0Hz SCEDC Gps Latitude LAT 1.0Hz SCEDC Gps Longitude LON 1.0Hz SCEDC Gps Sens Power Bits LEP 1.0Hz SCEDC Input Output 1 VEO 0.1Hz SCEDC Input Output 2 VG1 0.1Hz SCEDC Input Output 3 VG2 0.1Hz SCEDC Ip Change Count ANI 0.1Hz SCEDC Isolated Dc Voltage VEI 0.1Hz SCEDC KINEMETRICS EPISENSOR ES-T S/N:8771 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC LNE 1.0Hz SCEDC \| LNN 1.0Hz SCEDC \| LNZ 1.0Hz SCEDC Ll Data Latency ALL 0.1Hz SCEDC Log LOG 1.0Hz SCEDC Misc Bits LEM 1.0Hz SCEDC Negative Analog Voltage VEN 0.1Hz SCEDC Opaque Configuration File OCF 1.0Hz SCEDC Packet Buffer Usage VPB 0.1Hz SCEDC Packet Count APK 0.1Hz SCEDC Poc Count APO 0.1Hz SCEDC Reboot Count ABT 0.1Hz SCEDC SERCEL L-4C VERTICAL S/N:9193 Velocity Sensor EHZ 100.0Hz SCEDC Satellite Count LSU 1.0Hz SCEDC Sensor A Bits LEA 1.0Hz SCEDC Sensor A Current VCA 0.1Hz SCEDC Sensor B Bits LEB 1.0Hz SCEDC Sensor B Current VCB 0.1Hz SCEDC Sensor Serial Bits LES 1.0Hz SCEDC Seq Error Count ASQ 0.1Hz SCEDC Status Delay ASL 0.1Hz SCEDC System Current VEC 0.1Hz SCEDC System Humidity VI1 0.1Hz SCEDC System Temperature VKI 0.1Hz SCEDC System Voltage VEP 0.1Hz SCEDC Ups Voltage VEU 0.1Hz SCEDC Voltage Controlled Oscillator VCO 0.1Hz SCEDC
2023-04-24T20:30:00 (114) - 2024-07-31T19:43:04 (213)
Location Code	Instruments / Channels
--	Accelerometer HNE 100.0Hz IRISDMC \| HNN 100.0Hz IRISDMC \| HNZ 100.0Hz IRISDMC LNE 1.0Hz IRISDMC \| LNN 1.0Hz IRISDMC \| LNZ 1.0Hz IRISDMC Calibration Input ACQ 100.0Hz IRISDMC SCEDC Chksum Errors ACK 0.1Hz IRISDMC SCEDC Clock Lock Loss LCL 1.0Hz IRISDMC SCEDC Clock Phase LCE 1.0Hz IRISDMC SCEDC Clock Quality LCQ 1.0Hz IRISDMC SCEDC Clock Status ACE 1.0Hz IRISDMC SCEDC Comm Attempt Count ACA 0.1Hz IRISDMC SCEDC Comm Duty Cycle ADT 0.1Hz IRISDMC SCEDC Comm Efficiency ACF 0.1Hz IRISDMC SCEDC Comm Ok Count ACS 0.1Hz IRISDMC SCEDC Data Gap Count ADG 0.1Hz IRISDMC SCEDC Data Latency ADL 0.1Hz IRISDMC SCEDC Data Missing AMD 0.1Hz IRISDMC SCEDC Data Receive Rate ARD 0.1Hz IRISDMC SCEDC Data Sent Rate AWR 0.1Hz IRISDMC SCEDC Data Throughput ATH 0.1Hz IRISDMC SCEDC Dust Bits LED 1.0Hz IRISDMC SCEDC Gps Antenna Current VEA 0.1Hz IRISDMC SCEDC Gps Antenna Voltage VAX 0.1Hz IRISDMC SCEDC Gps Control Bits LEC 1.0Hz IRISDMC SCEDC Gps Elevation LEV 1.0Hz IRISDMC SCEDC Gps Fix Status LFT 1.0Hz IRISDMC SCEDC Gps Latitude LAT 1.0Hz IRISDMC SCEDC Gps Longitude LON 1.0Hz IRISDMC SCEDC Gps Sens Power Bits LEP 1.0Hz IRISDMC SCEDC Input Output 1 VEO 0.1Hz IRISDMC SCEDC Input Output 2 VG1 0.1Hz IRISDMC SCEDC Input Output 3 VG2 0.1Hz IRISDMC SCEDC Ip Change Count ANI 0.1Hz IRISDMC SCEDC Isolated Dc Voltage VEI 0.1Hz IRISDMC SCEDC KINEMETRICS EPISENSOR ES-T S/N:8771 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC LNE 1.0Hz SCEDC \| LNN 1.0Hz SCEDC \| LNZ 1.0Hz SCEDC Ll Data Latency ALL 0.1Hz IRISDMC SCEDC Log LOG 1.0Hz IRISDMC SCEDC Misc Bits LEM 1.0Hz IRISDMC SCEDC Negative Analog Voltage VEN 0.1Hz IRISDMC SCEDC Opaque Configuration File OCF 1.0Hz IRISDMC SCEDC Packet Buffer Usage VPB 0.1Hz IRISDMC SCEDC Packet Count APK 0.1Hz IRISDMC SCEDC Poc Count APO 0.1Hz IRISDMC SCEDC Reboot Count ABT 0.1Hz IRISDMC SCEDC SERCEL L-4C VERTICAL S/N:9193 Velocity Sensor EHZ 100.0Hz SCEDC Satellite Count LSU 1.0Hz IRISDMC SCEDC Sensor A Bits LEA 1.0Hz IRISDMC SCEDC Sensor A Current VCA 0.1Hz IRISDMC SCEDC Sensor B Bits LEB 1.0Hz IRISDMC SCEDC Sensor B Current VCB 0.1Hz IRISDMC SCEDC Sensor Serial Bits LES 1.0Hz IRISDMC SCEDC Seq Error Count ASQ 0.1Hz IRISDMC SCEDC Status Delay ASL 0.1Hz IRISDMC SCEDC System Current VEC 0.1Hz IRISDMC SCEDC System Humidity VI1 0.1Hz IRISDMC SCEDC System Temperature VKI 0.1Hz IRISDMC SCEDC System Voltage VEP 0.1Hz IRISDMC SCEDC Ups Voltage VEU 0.1Hz IRISDMC SCEDC Velocity Sensor EHZ 100.0Hz IRISDMC Voltage Controlled Oscillator VCO 0.1Hz IRISDMC SCEDC
2017-11-15T22:00:00 (319) - 2023-04-24T20:30:00 (114)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:9193 Velocity Sensor EHZ 100.0Hz SCEDC Velocity Sensor EHZ 100.0Hz IRISDMC
2016-10-20T19:30:00 (294) - 2017-11-15T22:00:00 (319)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:L4C_UNKWN_CAC Velocity Sensor EHZ 100.0Hz SCEDC Velocity Sensor EHZ 100.0Hz IRISDMC
2016-10-20T19:30:00 (294) - 2023-04-24T20:30:00 (114)
Location Code	Instruments / Channels
--	Accelerometer HNE 100.0Hz IRISDMC \| HNN 100.0Hz IRISDMC \| HNZ 100.0Hz IRISDMC LNE 1.0Hz IRISDMC \| LNN 1.0Hz IRISDMC \| LNZ 1.0Hz IRISDMC Clock Phase LCE 1.0Hz IRISDMC SCEDC Clock Quality LCQ 1.0Hz IRISDMC SCEDC KINEMETRICS EPISENSOR ES-DECK S/N:653 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC LNE 1.0Hz SCEDC \| LNN 1.0Hz SCEDC \| LNZ 1.0Hz SCEDC System Battery Voltage LEB 1.0Hz IRISDMC SCEDC System Current LEC 1.0Hz IRISDMC SCEDC System Humidity LII 1.0Hz IRISDMC SCEDC System Temperature LKI 1.0Hz IRISDMC SCEDC System Voltage LEP 1.0Hz IRISDMC SCEDC
2C	Accelerometer HNE 200.0Hz IRISDMC \| HNN 200.0Hz IRISDMC \| HNZ 200.0Hz IRISDMC KINEMETRICS EPISENSOR ES-DECK S/N:653 Accelerometer HNE 200.0Hz SCEDC \| HNN 200.0Hz SCEDC \| HNZ 200.0Hz SCEDC
2008-06-17T16:23:23 (169) - 2016-10-20T19:30:00 (294)
Location Code	Instruments / Channels
--	Accelerometer HNE 100.0Hz IRISDMC \| HNN 100.0Hz IRISDMC \| HNZ 100.0Hz IRISDMC KINEMETRICS FBA-DECK S/N:37018 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC SERCEL L-4C VERTICAL S/N:L4C_UNKWN_CAC Velocity Sensor EHZ 100.0Hz SCEDC Velocity Sensor EHZ 100.0Hz IRISDMC
2003-03-07T00:00:00 (066) - 2008-06-17T16:23:23 (169)
Location Code	Instruments / Channels
--	Accelerometer HLE 100.0Hz IRISDMC \| HLN 100.0Hz IRISDMC \| HLZ 100.0Hz IRISDMC KINEMETRICS FBA-DECK S/N:37018 Accelerometer HLE 100.0Hz SCEDC \| HLN 100.0Hz SCEDC \| HLZ 100.0Hz SCEDC SERCEL L-4C VERTICAL S/N:L4C_UNKWN_CAC Velocity Sensor EHZ 100.0Hz SCEDC Velocity Sensor EHZ 100.0Hz IRISDMC

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_FDSN-ALL	All FDSN Member Network Stations Available at IRIS DMC
_US-REGIONAL	US Regional Networks

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