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Compact Coronagraph-1

ResourceID
spase://NOAA/Instrument/GOES/19/CCOR-1

Description

The Compact Coronagraph-1 (CCOR-1) is a visible-light coronagraph on the GOES-19 spacecraft. CCOR-1 is mounted on the Sun-Pointing Platform and observes the white-light solar corona by using an occulting disk to block direct sunlight from the bright solar disk.

CCOR-1 observes the solar corona over the 480-730 nm wavelength range with a field of view extending approximately from 3.7 to 17 solar radii. The instrument provides white-light images of coronal structures with a spatial resolution of approximately 50 arcseconds and a nominal image cadence of 15 minutes.

CCOR-1 observations are used to detect and characterize coronal mass ejections (CMEs) and other structures in the outer solar corona. The measurements support operational space weather forecasting by providing information on CME occurrence, morphology, propagation, speed, and direction.

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Details

Version:2.7.2

Instrument

ResourceID
spase://NOAA/Instrument/GOES/19/CCOR-1
NamingAuthority
NOAA
ResourceType
Instrument
ResourceHeader
ResourceName
Compact Coronagraph-1
AlternateName
CCOR-1
ReleaseDate
2026-09-17 00:08:46Z
Description

The Compact Coronagraph-1 (CCOR-1) is a visible-light coronagraph on the GOES-19 spacecraft. CCOR-1 is mounted on the Sun-Pointing Platform and observes the white-light solar corona by using an occulting disk to block direct sunlight from the bright solar disk.

CCOR-1 observes the solar corona over the 480-730 nm wavelength range with a field of view extending approximately from 3.7 to 17 solar radii. The instrument provides white-light images of coronal structures with a spatial resolution of approximately 50 arcseconds and a nominal image cadence of 15 minutes.

CCOR-1 observations are used to detect and characterize coronal mass ejections (CMEs) and other structures in the outer solar corona. The measurements support operational space weather forecasting by providing information on CME occurrence, morphology, propagation, speed, and direction.

Contacts
RolePersonStartDateStopDateNote
1.PrincipalInvestigatorspase://SMWG/Person/Arnaud.ThernisienPrincipal Investigator for the CCOR instrument program, including CCOR-1.
2.InstrumentScientistspase://SMWG/Person/Donald.J.SchmitInstrument Scientist for the GOES-19 CCOR-1 instrument.
3.InstrumentScientistspase://SMWG/Person/Gabriel.I.DimaInstrument Scientist for the GOES-19 CCOR-1 instrument.
4.GeneralContactspase://SMWG/Person/NOAA.NCEI.CoronagraphNOAA NCEI contact for CCOR-1 coronagraph data and products.
InformationURL
Name
GOES-19 Compact Coronagraph-1 (CCOR-1)
URL
Description

NOAA NESDIS information and documentation for the Compact Coronagraph-1 (CCOR-1) on GOES-19.

InformationURL
Name
CCOR Instrument Paper
URL
Description

Preprint describing the requirements, design, performance, and data processing for the CCOR-1 and CCOR-2 compact coronagraphs.

InformationURL
Name
NRL CCOR-1 Instrument Overview
URL
Description

U.S. Naval Research Laboratory overview and technical specifications for the CCOR-1 instrument.

InstrumentType
Coronograph
InvestigationName
Compact Coronagraph-1 (CCOR-1) on GOES-19
OperatingSpan
StartDate
2024-09-19 00:00:00Z
Note
Start date corresponds to the beginning of CCOR-1 solar coronal observations during the GOES-19 post-launch testing phase.
ObservatoryID
ObservedRegion
Sun
ObservedRegion
Sun.Corona
MeasurementType
ImageIntensity