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 Organization

NO 12
Acronym CHMI
Name Czech Hydrometeorological Institute
Address 1
Address 2
Address 3 Na sabatce 2050/17, 143 06 Praha 412-Komorany
Country/Territory Czech Republic
Website http://www.chmi.cz/uoco/struct/odd/ook.html

 Contact(s)

Name Milan Vana
Prefix Dr.
Email milan.vana@chmi.cz
Organization No 12
Organization acronym CHMI
Organization name Czech Hydrometeorological Institute
Organization country/territory Czech Republic
Address 1
Address 2
Address 3
Country/territory Czech Republic
Tel
Fax
Last updated date 2019-07-04


 Background observation
 UTC
 μg/m3-20C
 9999-12-31 00:00:00 - 9999-12-31 23:59:59: Thermo Environmental Instruments Inc. TE 48S(NDIR)
 9999-12-31 00:00:00 - 9999-12-31 23:59:59: 1 (m)
 5 seconds
 Standard gases, every third month
calibration scale : Observer's standard
 
 [Hourly] Arithmetic hourly means of half an hour avarage values calculated by means of the 5-second values.
 [Daily] Arithmetic daily means are calculated from valid hourly data if 16 hourly data of 24 hours during the month are valid. The average data from 2006 onward were calculated by WDCGG.
 [Monthly] Arithmetic monthly means are calculated from valid daily data if 20 daily data of 30 days during the month are valid. The average data from 2006 onward were calculated by WDCGG.
 The EMEP flag system is used
 Operational/Reporting
 automat analyzer - IR correlation spectrometry
IR-correlation absorption spectrometry.
Scientific Aim : Long-term trends, interannual variations, diurnal variations, interpretation with respect to ground level ozone formation.
1  VÁŇA, M., HOLOUBEK, I., et al. 2007. Košetice Observatory – 20 years. Praha: ČHMÚ.
2  other references available on the web site