| General | |
| GLOSS number | 174 |
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| Station name | Antofagasta |
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| Country | Chile |
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| Time zone | 060W, GMT - 4hrs |
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| Latitude (+ve N) | -23.39 |
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| Longitude (+ve E) | -70.24 |
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| Ocean | Pacific |
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| Observation period(s) | 1945-1986 Float/stilling well
1986-1999 Bubbler gauge
2000- differential pressure transducer |
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| Responsible country | Chile |
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Authority responsible
for tide gauge | Servicio Hidrografico y Oceanografico de la Armada, Departamento Oceanografia, Casilla 324, Valparaiso, Chile |
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| GLOSS contact | Chile |
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| Committed to GLOSS | Yes |
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| Operational | Yes |
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| Location map |  |
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| Instrumentation | |
| Float | No |
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| Pressure | Yes |
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| Bubbler | No |
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| Acoustic | No |
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| Radar | No |
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| Data | |
| Digital data | Yes |
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| Additional parameters | Sea temperature (hourly)
Air temperature (hourly)
Atmospheric pressure (hourly) |
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| Data acquisition rate | 2 minute intervals |
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| High frequency data at UHSLC |    |
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| Real-time data available | Yes |
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| Additional parameters (real-time) | Sea temperature (hourly)
Air temperature (hourly)
Atmospheric pressure (hourly) |
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| Benchmarks | |
| Tide gauge benchmarks | BM No. 10 - a 9cm bronze disk stamped CF6, set in cement in front the door of the tide house |
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| Benchmark relationships | BM No. 8A (1999-2003)
BM No. 6 (1950-2003)
BM No. 10 (1971-2003) |
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| Auxiliary benchmarks | BM No. 7 is a 9cm bronze disk stamped CF 7, set in cement sidewalk at the north side of the access to the port gate very close to check-in point.
BM No. 8A is a 7cm bronze disk stamped CF 8A, set in cement in front of the auxiliary of 'Gobernacion Maritima' building. |
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| Data at PSMSL | |
| Annual MSL (RLR) data | |
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| Annual MSL (RLR) plot |  |
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| MSL method | 24 hour averages |
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| PSMSL code | 850/012 |
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| Other relevant codes | UHSLC 080 |
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| Additional information | |
| Other relevant information | PSMSL also hold Data from another gauge at Antofagasta (PSMSL Code 850/ 011 1980-1990).
Levelling twice a year, no GPS recording. |
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| Nearest Met. station | Cerro Moreno Airport |
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| Last updated | 2003-10-09 |
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