SEA LEVEL STATION MONITORING FACILITY
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Station metadata
Code garc
Country UK
Location Diego Garcia
Status Operational
Added to the system 2007-11-23 10:27:00
Local Contact University of Hawaii Sea Level Center ( USA )
GLOSS core ID 26   [goto handbook]
Long-term MSL data
Latitude -7.2903361
Longitude 72.393875
Connection GTS message
GTS message type SXXX32
GTS station code 18963134
Transmit interval (min) 15
Transmit lag UTC (sec) 0
Ave. transmit delay (min) 6
Messages received (24h) 84
Messages expected (24h) 96
Sensor 1
Type of sensorprs (pressure)
Sampling rate (min)1
    GTS format
Units of measurem
First value4
Samples30
Reversed orderyes
    Performance statistics
Last data measured at2024-04-19 09:06:00
Last data received at2024-04-19 09:09:11
Measurements received in 24h1305
Measurements expected1440
Performance ratio91%
Sensor 2
Type of sensorrad (radar)
Sampling rate (min)3
    GTS format
Units of measurem
First value37
Samples10
Reversed orderyes
    Performance statistics
Last data measured at2024-04-19 09:06:00
Last data received at2024-04-19 09:09:11
Measurements received in 24h440
Measurements expected480
Performance ratio92%
Sensor 3
Type of sensorenc (float sensor with encoder)
Sampling rate (min)5
    GTS format
Units of measurem
First value50
Samples6
Reversed orderyes
    Performance statistics
Last data measured at2024-04-19 09:06:00
Last data received at2024-04-19 09:09:11
Measurements received in 24h264
Measurements expected288
Performance ratio92%
Sensor 4
Type of sensorsw1 (1st switch)
Sampling rate (min)60
    GTS format
Units of measuremin
First value59
Samples1
Reversed orderno
    Performance statistics
Last data measured at2024-04-19 09:06:00
Last data received at2024-04-19 09:09:11
Measurements received in 24h80
Measurements expected24
Performance ratio333%
Sensor 5
Type of sensorsw2 (2nd switch)
Sampling rate (min)60
    GTS format
Units of measuremin
First value63
Samples1
Reversed orderno
    Performance statistics
Last data measured at2024-04-19 09:06:00
Last data received at2024-04-19 09:09:11
Measurements received in 24h80
Measurements expected24
Performance ratio333%
Sensor 6
Type of sensorbat (battery)
Sampling rate (min)15
    GTS format
Units of measureV
First value67
Samples1
Reversed orderno
    Performance statistics
Last data measured at2024-04-19 09:06:00
Last data received at2024-04-19 09:09:11
Measurements received in 24h80
Measurements expected96
Performance ratio83%
Period SignalsData

12h
day
7 days
30 days
 prs (pressure)
rad (radar)
enc (float sensor with encoder)
Remove outliers
Remove spikes 		Relative levels = signal - median over selected period
Absolute levels = as received
Offset signals = relative levels + offset
Show switch data
Show battery voltage
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