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Anemometer
2
BARO
2
Barometer
2
Cloud cover
2
DATE/TIME
2
HYGRO
2
Humidity
2
Hygrometer
2
IPY-1
2
International Polar Year 1881-1884
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Jan Mayen
2
Jan_Mayen
2
OBSE
2
Observation
2
Precipitation
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Pressure
2
Rain gauge
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Temperature
2
Thermometer
2
Vapour tension
2
Visual observation
2
Wind speed
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air
2
atmospheric
daily total
relative
2
Calculated from cloud direction description
1
Calculated from wind direction description
1
Cloud direction
1
Cloud direction description
1
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