CINDI-3 - Revision history

Suzanne Klaver at 12:59, 30 April 2026

2026-04-30T12:59:37Z

← Older revision		Revision as of 14:59, 30 April 2026
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	\|startDate=2024-05-21		\|startDate=2024-05-21
	\|endDate=2024-06-25		\|endDate=2024-06-25
	\|landingPage=https://~~ruisdael-observatory~~.nl/~~cindi~~-3-~~intercomparison-campaign/~~		\|landingPage=https://dataplatform.knmi.nl/dataset/cindi3-1-0
	\|hasParticipant=ACTRIS, KNMI		\|hasParticipant=ACTRIS, KNMI
	\|contributesTo=Static MAXDOAS and zenith-sky DOAS instrumentsStatic MAXDOAS and zenith-sky DOAS instruments		\|contributesTo=Static MAXDOAS and zenith-sky DOAS instrumentsStatic MAXDOAS and zenith-sky DOAS instruments
	\|hasImage=CINDI3 logo.png		\|hasImage=CINDI3 logo.png
	}}		}}

Marc Schleiss at 07:58, 15 September 2025

2025-09-15T07:58:37Z

← Older revision		Revision as of 09:58, 15 September 2025
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	{{Campaign		{{Campaign
	\|title=CINDI-3		\|title=CINDI-3
	\|description=~~Third~~ Cabauw Intercomparison of Nitrogen Dioxide measuring Instruments, ~~which~~ took place at the Cabauw Experimental Site for Atmospheric Research (CESAR) from 21 May until 24 June 2024. CESAR is one of the main facilities of the Dutch Ruisdael Observatory located midway in between the cities of Rotterdam and Utrecht, and managed by KNMI.		\|description=The 3rd Cabauw Intercomparison of Nitrogen Dioxide measuring Instruments (CINDI-3), took place at the Cabauw Experimental Site for Atmospheric Research (CESAR) from 21 May until 24 June 2024. CESAR is one of the main facilities of the Dutch Ruisdael Observatory located midway in between the cities of Rotterdam and Utrecht, and managed by KNMI.

	Over 100 researchers from 18 countries participated in CINDI-3, operating 32 UV-Vis DOAS instruments to compare and intercalibrate measurements of air pollutants and to support the validation of satellite measurements from space-borne instruments such as Sentinel-5p/TROPOMI. CINDI-3 is the third intercomparison campaign of this kind. The overall campaign planning and coordination was ~~carried out by a steering committee,~~ led by BIRA-IASB (Royal Belgian Institute for Space Aeronomy)~~, coordinating the CINDI-3 intercomparison schedule and all additional activities such as the mobile and aircraft observations~~.		Over 100 researchers from 18 countries participated in CINDI-3, operating 32 UV-Vis DOAS instruments to compare and intercalibrate measurements of air pollutants and to support the validation of satellite measurements from space-borne instruments such as Sentinel-5p/TROPOMI. CINDI-3 is the third intercomparison campaign of this kind. The overall campaign planning and coordination was led by BIRA-IASB (Royal Belgian Institute for Space Aeronomy).

	The main science objectives of CINDI-3 ~~are the following~~:		The main science objectives of CINDI-3 were to:

	- To assess the consistency of slant column measurements of several key target species (NO2, ozone, O4 and HCHO) of relevance for the validation of S5P and the future ESA atmospheric		- assess the consistency of slant column measurements of several key target species (NO2, ozone, O4 and HCHO) of relevance for the validation of S5P and the future ESA atmospheric Sentinels, through coordinated operation of a large number of DOAS and MAXDOAS instruments from all over the world.
	Sentinels, through coordinated operation of a large number of DOAS and MAXDOAS instruments from all over the world.

	- To study the relationship between remote-sensing column- and profile-measurements of NO2, HCHO and ozone and reference in-situ concentration measurements of the same species.		- study the relationship between remote-sensing column- and profile-measurements of NO2, HCHO and ozone and reference in-situ concentration measurements of the same species.
	- To investigate the horizontal representativeness of MAXDOAS measuring systems in view of their use for the validation of satellite tropospheric measurements featuring ground pixel areas in the range of 25-50 km2.
			- investigate the horizontal representativeness of MAXDOAS measuring systems in view of their use for the validation of satellite tropospheric measurements featuring ground pixel areas in the range of 25-50 km2.

	CINDI-3 was organized as part of the ACTRIS-CREGARS Topical Center for trace gas remote sensing, within the framework of the collaboration between ACTRIS and NDACC, and conducted with additional support from ESA, NASA and from the EU Horizon2020 ATMO-ACCESS project (https://www.atmo-access.eu/).		CINDI-3 was organized as part of the ACTRIS-CREGARS Topical Center for trace gas remote sensing, within the framework of the collaboration between ACTRIS and NDACC, and conducted with additional support from ESA, NASA and from the EU Horizon2020 ATMO-ACCESS project (https://www.atmo-access.eu/).

Diego Gouveia: Changing campaign logo

2025-09-05T07:57:33Z

Changing campaign logo

← Older revision		Revision as of 09:57, 5 September 2025
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	\|hasParticipant=ACTRIS, KNMI		\|hasParticipant=ACTRIS, KNMI
	\|contributesTo=Static MAXDOAS and zenith-sky DOAS instrumentsStatic MAXDOAS and zenith-sky DOAS instruments		\|contributesTo=Static MAXDOAS and zenith-sky DOAS instrumentsStatic MAXDOAS and zenith-sky DOAS instruments
	\|hasImage=~~cindi3~~.png		\|hasImage=CINDI3 logo.png
	}}		}}

Marije Timmermans: mentioned instruments used

2025-08-15T14:07:49Z

mentioned instruments used

← Older revision		Revision as of 16:07, 15 August 2025
Line 6:		Line 6:

	The main science objectives of CINDI-3 are the following:		The main science objectives of CINDI-3 are the following:

	- To assess the consistency of slant column measurements of several key target species (NO2, ozone, O4 and HCHO) of relevance for the validation of S5P and the future ESA atmospheric		- To assess the consistency of slant column measurements of several key target species (NO2, ozone, O4 and HCHO) of relevance for the validation of S5P and the future ESA atmospheric
	Sentinels, through coordinated operation of a large number of DOAS and MAXDOAS instruments from all over the world.		Sentinels, through coordinated operation of a large number of DOAS and MAXDOAS instruments from all over the world.

	- To study the relationship between remote-sensing column- and profile-measurements of NO2, HCHO and ozone and reference in-situ concentration measurements of the same species.		- To study the relationship between remote-sensing column- and profile-measurements of NO2, HCHO and ozone and reference in-situ concentration measurements of the same species.
	- To investigate the horizontal representativeness of MAXDOAS measuring systems in view of their use for the validation of satellite tropospheric measurements featuring ground pixel areas in the range of 25-50 km2.		- To investigate the horizontal representativeness of MAXDOAS measuring systems in view of their use for the validation of satellite tropospheric measurements featuring ground pixel areas in the range of 25-50 km2.
Line 15:		Line 17:

	The following instruments were used:		The following instruments were used:

	- Static MAXDOAS and zenith-sky DOAS instruments		- Static MAXDOAS and zenith-sky DOAS instruments

	- In situ ICAD instrument		- In situ ICAD instrument

	- Brewer		- Brewer

	- Ozone sondes		- Ozone sondes

	- NO2 sondes		- NO2 sondes

	- Lidar systems: The multiwavelength Raman lidar CAELI, UV-depolarisation lidar, Ceilometer, ESA EMORAL system, SMOL tropospheric ozone differential absorption lidar, NO2 differential absorption lidar, Mobile Aerosol Monitoring System (MAMS) and scanning AERONET photometer		- Lidar systems: The multiwavelength Raman lidar CAELI, UV-depolarisation lidar, Ceilometer, ESA EMORAL system, SMOL tropospheric ozone differential absorption lidar, NO2 differential absorption lidar, Mobile Aerosol Monitoring System (MAMS) and scanning AERONET photometer

	- Mobile DOAS instruments		- Mobile DOAS instruments

	- Airborne measurements		- Airborne measurements

	- Satellite data		- Satellite data
	\|atLocation=Cabauw		\|atLocation=Cabauw

Marije Timmermans at 14:06, 15 August 2025

2025-08-15T14:06:40Z

← Older revision		Revision as of 16:06, 15 August 2025
Line 13:		Line 13:
	CINDI-3 was organized as part of the ACTRIS-CREGARS Topical Center for trace gas remote sensing, within the framework of the collaboration between ACTRIS and NDACC, and conducted with additional support from ESA, NASA and from the EU Horizon2020 ATMO-ACCESS project (https://www.atmo-access.eu/).		CINDI-3 was organized as part of the ACTRIS-CREGARS Topical Center for trace gas remote sensing, within the framework of the collaboration between ACTRIS and NDACC, and conducted with additional support from ESA, NASA and from the EU Horizon2020 ATMO-ACCESS project (https://www.atmo-access.eu/).
	Additionally, the campaign was supported by KNMI.		Additionally, the campaign was supported by KNMI.

			The following instruments were used:
			- Static MAXDOAS and zenith-sky DOAS instruments
			- In situ ICAD instrument
			- Brewer
			- Ozone sondes
			- NO2 sondes
			- Lidar systems: The multiwavelength Raman lidar CAELI, UV-depolarisation lidar, Ceilometer, ESA EMORAL system, SMOL tropospheric ozone differential absorption lidar, NO2 differential absorption lidar, Mobile Aerosol Monitoring System (MAMS) and scanning AERONET photometer
			- Mobile DOAS instruments
			- Airborne measurements
			- Satellite data
	\|atLocation=Cabauw		\|atLocation=Cabauw
	\|hasGeographicCoordinates=51.970271 N, 4.926209 E		\|hasGeographicCoordinates=51.970271 N, 4.926209 E
Line 19:		Line 30:
	\|landingPage=https://ruisdael-observatory.nl/cindi-3-intercomparison-campaign/		\|landingPage=https://ruisdael-observatory.nl/cindi-3-intercomparison-campaign/
	\|hasParticipant=ACTRIS, KNMI		\|hasParticipant=ACTRIS, KNMI
			\|contributesTo=Static MAXDOAS and zenith-sky DOAS instrumentsStatic MAXDOAS and zenith-sky DOAS instruments
	\|hasImage=cindi3.png		\|hasImage=cindi3.png
	}}		}}

Marije Timmermans at 07:44, 8 August 2025

2025-08-08T07:44:44Z

← Older revision		Revision as of 09:44, 8 August 2025
Line 1:		Line 1:
	{{Campaign		{{Campaign
	\|title=CINDI-3		\|title=CINDI-3
	\|description=Third Cabauw Intercomparison of		\|description=Third Cabauw Intercomparison of Nitrogen Dioxide measuring Instruments, which took place at the Cabauw Experimental Site for Atmospheric Research (CESAR) from 21 May until 24 June 2024. CESAR is one of the main facilities of the Dutch Ruisdael Observatory located midway in between the cities of Rotterdam and Utrecht, and managed by KNMI.
	Nitrogen Dioxide measuring Instruments, which took place at the Cabauw Experimental Site for Atmospheric Research (CESAR) from 21 May until 24 June 2024. CESAR is one of the main facilities of the Dutch Ruisdael Observatory located midway in between the cities of Rotterdam and Utrecht, and managed by KNMI.

	Over 100 researchers from 18 countries participated in CINDI-3, operating 32 UV-Vis DOAS instruments to compare and intercalibrate measurements of air pollutants and to support the validation of satellite measurements from space-borne instruments such as Sentinel-5p/TROPOMI. CINDI-3 is the third intercomparison campaign of this kind. The overall campaign planning and coordination was carried out by a steering committee, led by BIRA-IASB (Royal Belgian Institute for Space Aeronomy), coordinating the CINDI-3 intercomparison schedule and all additional activities such as the mobile and aircraft observations.		Over 100 researchers from 18 countries participated in CINDI-3, operating 32 UV-Vis DOAS instruments to compare and intercalibrate measurements of air pollutants and to support the validation of satellite measurements from space-borne instruments such as Sentinel-5p/TROPOMI. CINDI-3 is the third intercomparison campaign of this kind. The overall campaign planning and coordination was carried out by a steering committee, led by BIRA-IASB (Royal Belgian Institute for Space Aeronomy), coordinating the CINDI-3 intercomparison schedule and all additional activities such as the mobile and aircraft observations.
Line 19:		Line 18:
	\|endDate=2024-06-25		\|endDate=2024-06-25
	\|landingPage=https://ruisdael-observatory.nl/cindi-3-intercomparison-campaign/		\|landingPage=https://ruisdael-observatory.nl/cindi-3-intercomparison-campaign/
	\|hasParticipant=KNMI~~, ACTRIS~~		\|hasParticipant=ACTRIS, KNMI
	\|hasImage=cindi3.png		\|hasImage=cindi3.png
	}}		}}

Marije Timmermans at 07:44, 8 August 2025

2025-08-08T07:44:16Z

← Older revision		Revision as of 09:44, 8 August 2025
Line 1:		Line 1:
	{{Campaign		{{Campaign
	\|title=CINDI-3		\|title=CINDI-3
	\|description=intercomparison campaign CINDI-3		\|description=Third Cabauw Intercomparison of
			Nitrogen Dioxide measuring Instruments, which took place at the Cabauw Experimental Site for Atmospheric Research (CESAR) from 21 May until 24 June 2024. CESAR is one of the main facilities of the Dutch Ruisdael Observatory located midway in between the cities of Rotterdam and Utrecht, and managed by KNMI.

			Over 100 researchers from 18 countries participated in CINDI-3, operating 32 UV-Vis DOAS instruments to compare and intercalibrate measurements of air pollutants and to support the validation of satellite measurements from space-borne instruments such as Sentinel-5p/TROPOMI. CINDI-3 is the third intercomparison campaign of this kind. The overall campaign planning and coordination was carried out by a steering committee, led by BIRA-IASB (Royal Belgian Institute for Space Aeronomy), coordinating the CINDI-3 intercomparison schedule and all additional activities such as the mobile and aircraft observations.

			The main science objectives of CINDI-3 are the following:
			- To assess the consistency of slant column measurements of several key target species (NO2, ozone, O4 and HCHO) of relevance for the validation of S5P and the future ESA atmospheric
			Sentinels, through coordinated operation of a large number of DOAS and MAXDOAS instruments from all over the world.
			- To study the relationship between remote-sensing column- and profile-measurements of NO2, HCHO and ozone and reference in-situ concentration measurements of the same species.
			- To investigate the horizontal representativeness of MAXDOAS measuring systems in view of their use for the validation of satellite tropospheric measurements featuring ground pixel areas in the range of 25-50 km2.

			CINDI-3 was organized as part of the ACTRIS-CREGARS Topical Center for trace gas remote sensing, within the framework of the collaboration between ACTRIS and NDACC, and conducted with additional support from ESA, NASA and from the EU Horizon2020 ATMO-ACCESS project (https://www.atmo-access.eu/).
			Additionally, the campaign was supported by KNMI.
	\|atLocation=Cabauw		\|atLocation=Cabauw
	\|hasGeographicCoordinates=51.970271 N, 4.926209 E		\|hasGeographicCoordinates=51.970271 N, 4.926209 E
Line 7:		Line 19:
	\|endDate=2024-06-25		\|endDate=2024-06-25
	\|landingPage=https://ruisdael-observatory.nl/cindi-3-intercomparison-campaign/		\|landingPage=https://ruisdael-observatory.nl/cindi-3-intercomparison-campaign/
	\|hasParticipant=KNMI		\|hasParticipant=KNMI, ACTRIS
	\|hasImage=cindi3.png		\|hasImage=cindi3.png
	}}		}}

Marije Timmermans: Marije Timmermans moved page CINDY3 to CINDI-3: Correct name of campaign

2025-07-16T08:29:05Z

Marije Timmermans moved page CINDY3 to CINDI-3: Correct name of campaign

← Older revision	Revision as of 10:29, 16 July 2025
(No difference)

Andre Castro at 13:53, 17 July 2024

2024-07-17T13:53:44Z

← Older revision		Revision as of 15:53, 17 July 2024
Line 8:		Line 8:
	\|landingPage=https://ruisdael-observatory.nl/cindi-3-intercomparison-campaign/		\|landingPage=https://ruisdael-observatory.nl/cindi-3-intercomparison-campaign/
	\|hasParticipant=KNMI		\|hasParticipant=KNMI
			\|hasImage=cindi3.png
	}}		}}

Andre Castro: Created page with "{{Campaign |title=CINDI-3 |description=intercomparison campaign CINDI-3 |atLocation=Cabauw |hasGeographicCoordinates=51.970271 N, 4.926209 E |startDate=2024-05-21 |endDate=2024-06-25 |landingPage=https://ruisdael-observatory.nl/cindi-3-intercomparison-campaign/ |hasParticipant=KNMI }}"

2024-07-17T13:52:26Z

Created page with "{{Campaign |title=CINDI-3 |description=intercomparison campaign CINDI-3 |atLocation=Cabauw |hasGeographicCoordinates=51.970271 N, 4.926209 E |startDate=2024-05-21 |endDate=2024-06-25 |landingPage=https://ruisdael-observatory.nl/cindi-3-intercomparison-campaign/ |hasParticipant=KNMI }}"

New page

{{Campaign
|title=CINDI-3
|description=intercomparison campaign CINDI-3
|atLocation=Cabauw
|hasGeographicCoordinates=51.970271 N, 4.926209 E
|startDate=2024-05-21
|endDate=2024-06-25
|landingPage=https://ruisdael-observatory.nl/cindi-3-intercomparison-campaign/
|hasParticipant=KNMI
}}