Active Cavity Radiometer Irradiance Monitor
E451726
Earth‑observing satellite payload
scientific instrument
solar irradiance monitor
spaceborne radiometer instrument
The Active Cavity Radiometer Irradiance Monitor (ACRIM) is a precision spaceborne instrument designed to measure the Sun’s total irradiance with high accuracy for climate and solar physics research.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Measurement of the Solar Constant instrument | 1 |
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
Earth‑observing satellite payload
ⓘ
scientific instrument ⓘ solar irradiance monitor ⓘ spaceborne radiometer instrument ⓘ |
| abbreviation | ACRIM NERFINISHED ⓘ |
| aimsTo |
provide an accurate record of total solar irradiance
ⓘ
reduce uncertainties in solar forcing of climate ⓘ |
| dataUsedFor |
climate model validation
ⓘ
detecting long‑term trends in total solar irradiance ⓘ solar cycle studies ⓘ studies of Earth’s radiative balance ⓘ |
| designedForEnvironment | space environment ⓘ |
| domain |
Earth science
NERFINISHED
ⓘ
climatology ⓘ solar physics ⓘ |
| hasComponentType |
cavity radiometer detector
ⓘ
precision electronics ⓘ thermal control system ⓘ |
| hasMeasurementTechnique | active cavity radiometry ⓘ |
| hasOutput |
calibrated irradiance measurements
ⓘ
time series of total solar irradiance ⓘ |
| hasProperty |
high accuracy
ⓘ
high precision ⓘ spaceborne operation ⓘ |
| locatedAtOperation | Earth–Sun line NERFINISHED ⓘ |
| measurementQuantity | irradiance in watts per square meter ⓘ |
| measures |
Sun’s total irradiance
ⓘ
total solar irradiance ⓘ |
| monitors |
long‑term solar irradiance changes
ⓘ
short‑term solar irradiance fluctuations ⓘ |
| observes |
Sun
NERFINISHED
ⓘ
solar irradiance at the top of Earth’s atmosphere ⓘ |
| operatesIn | space ⓘ |
| partOf | total solar irradiance observing system ⓘ |
| requires | precise radiometric calibration ⓘ |
| scientificDiscipline |
atmospheric science
ⓘ
heliophysics ⓘ |
| supports |
assessment of anthropogenic versus solar climate drivers
ⓘ
space weather research ⓘ |
| usedFor |
climate research
ⓘ
monitoring long‑term solar irradiance variability ⓘ solar physics research ⓘ supporting studies of solar influence on Earth’s climate ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
Atmospheric Laboratory for Applications and Science 3
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hasInstrument
→
Active Cavity Radiometer Irradiance Monitor
ⓘ
Atmospheric Laboratory for Applications and Science 3
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hasInstrument
→
Active Cavity Radiometer Irradiance Monitor
ⓘ
this entity surface form:
Measurement of the Solar Constant instrument