SEA LEVEL STATION MONITORING FACILITY
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Station metadata
Code chtt
Country Bangladesh
Location Chittagong
Status Operational
Status description Survey Department of Bangladesh, Department of Defense. +88028170082 Office
Added to the system 2007-11-24 18:40:00
Local Contact Survey of Bangladesh, Ministry of Defense ( Bangladesh )
Other Contact University of Hawaii Sea Level Center ( USA )
GLOSS core ID 36   [goto handbook]
Long-term MSL data
Latitude 22.3333
Longitude 91.825
Connection GTS message
GTS message type SZBW40
GTS station code 065079CC
Transmit interval (min) 6
Transmit lag UTC (sec) 0
Ave. transmit delay (min) 3
Messages received (24h) 220
Messages expected (24h) 240
Sensor 1
Type of sensorprs (pressure)
Sampling rate (min)1
    GTS format
Units of measurem
First value4
Samples18
Reversed orderyes
    Performance statistics
Last data measured at2024-04-19 09:36:00
Last data received at2024-04-19 09:38:03
Measurements received in 24h1389
Measurements expected1440
Performance ratio96%
Sensor 2
Type of sensorrad (radar)
Sampling rate (min)3
    GTS format
Units of measurem
First value25
Samples10
Reversed orderyes
    Performance statistics
Last data measured at2024-04-19 09:36:00
Last data received at2024-04-19 09:38:03
Measurements received in 24h468
Measurements expected480
Performance ratio98%
Sensor 3
Type of sensorenc (float sensor with encoder)
Sampling rate (min)15
    GTS format
Units of measurem
First value38
Samples5
Reversed orderyes
    Performance statistics
Last data measured at2024-04-19 09:36:00
Last data received at2024-04-19 09:38:03
Measurements received in 24h222
Measurements expected96
Performance ratio231%
Sensor 4
Type of sensorra2 (2nd radar)
Sampling rate (min)6
    GTS format
Units of measurem
First value46
Samples5
Reversed orderyes
    Performance statistics
Last data measured at2024-04-19 09:36:00
Last data received at2024-04-19 09:38:03
Measurements received in 24h234
Measurements expected240
Performance ratio98%
Sensor 5
Type of sensorsw1 (1st switch)
Sampling rate (min)60
    GTS format
Units of measuremin
First value54
Samples1
Reversed orderno
    Performance statistics
Last data measured at2024-04-19 09:36:00
Last data received at2024-04-19 09:38:03
Measurements received in 24h213
Measurements expected24
Performance ratio888%
Sensor 6
Type of sensorsw2 (2nd switch)
Sampling rate (min)60
    GTS format
Units of measuremin
First value58
Samples1
Reversed orderno
    Performance statistics
Last data measured at2024-04-19 09:36:00
Last data received at2024-04-19 09:38:03
Measurements received in 24h213
Measurements expected24
Performance ratio888%
Sensor 7
Type of sensorbat (battery)
Sampling rate (min)15
    GTS format
Units of measureV
First value62
Samples1
Reversed orderno
    Performance statistics
Last data measured at2024-04-19 09:36:00
Last data received at2024-04-19 09:38:03
Measurements received in 24h220
Measurements expected96
Performance ratio229%
Period SignalsData

12h
day
7 days
30 days
 prs (pressure)
rad (radar)
enc (float sensor with encoder)
ra2 (2nd radar)
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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