High Frequency Instrument
E418615
The High Frequency Instrument was one of the two main detectors aboard the Planck spacecraft, designed to measure the cosmic microwave background at high frequencies with exceptional sensitivity and angular resolution.
All labels observed (1)
| Label | Occurrences |
|---|---|
| High Frequency Instrument canonical | 3 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
cosmic microwave background detector
ⓘ
space telescope instrument ⓘ |
| alsoKnownAs |
Planck focal plane
ⓘ
surface form:
Planck HFI
|
| angularResolution | up to about 5 arcminutes ⓘ |
| complements | Low Frequency Instrument ⓘ |
| coolingMethod | cryogenic cooling ⓘ |
| countryOfOperator | Europe ⓘ |
| dataReleaseUsedIn |
Planck 2013 results
ⓘ
Planck 2015 results ⓘ Planck 2018 results ⓘ |
| deactivationDate | 2012-01 ⓘ |
| designedFor |
high angular resolution measurements
ⓘ
high sensitivity measurements ⓘ |
| detectorTechnology | bolometer ⓘ |
| developedBy |
European institutes
ⓘ
French laboratories ⓘ international collaboration ⓘ |
| enablesMeasurementOf |
CMB power spectrum at small angular scales
ⓘ
cosmic infrared background anisotropies ⓘ thermal Sunyaev–Zel’dovich effect in clusters ⓘ |
| frequencyRange | 100–857 GHz ⓘ |
| hostSpacecraftOrbit | Sun–Earth L2 ⓘ |
| launchDate | 2009-05-14 ⓘ |
| locatedAt | Planck focal plane ⓘ |
| missionRole | one of two main detectors on Planck ⓘ |
| numberOfDetectors | 52 ⓘ |
| numberOfFrequencyBands | 6 ⓘ |
| observingBand |
100 GHz
ⓘ
143 GHz ⓘ 217 GHz ⓘ 353 GHz ⓘ 545 GHz ⓘ 857 GHz ⓘ |
| onMission | Planck NERFINISHED ⓘ |
| operatedBy | European Space Agency ⓘ |
| operatingTemperature | 0.1 K ⓘ |
| partOf | Planck spacecraft ONNED1 ⓘ |
| primaryPurpose |
measure cosmic microwave background anisotropies
ⓘ
measure cosmic microwave background polarization ⓘ |
| scienceGoal |
constrain cosmological parameters
ⓘ
map full-sky cosmic microwave background ⓘ measure CMB polarization anisotropies ⓘ measure CMB temperature anisotropies ⓘ study Galactic dust emission ⓘ study extragalactic foregrounds ⓘ |
| sharesTelescopeWith | Low Frequency Instrument ⓘ |
| spacecraft | Planck NERFINISHED ⓘ |
| status | decommissioned ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.