IRDIS
E668446
IRDIS is the dual-band infrared imaging and spectroscopy sub-instrument of the SPHERE exoplanet imager on the Very Large Telescope, optimized for high-contrast observations of exoplanets and circumstellar environments.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical instrument
ⓘ
infrared imaging instrument ⓘ spectrograph ⓘ |
| acronymFor | Infra-Red Dual-beam Imager and Spectrograph NERFINISHED ⓘ |
| commissionedAt | Very Large Telescope NERFINISHED ⓘ |
| commissioningCompleted | 2014 ⓘ |
| coronagraphType | apodized pupil Lyot coronagraph ⓘ |
| country | Chile ⓘ |
| designedFor | extreme adaptive optics corrected observations ⓘ |
| detectorType | infrared array detector ⓘ |
| fieldOfView | approximately 11 arcseconds by 12.5 arcseconds ⓘ |
| firstLight | 2014 ⓘ |
| fullName | Infra-Red Dual-beam Imager and Spectrograph NERFINISHED ⓘ |
| hasCapability |
dual-band imaging
ⓘ
dual-polarization imaging ⓘ long-slit spectroscopy ⓘ |
| hasFilter |
H band
ⓘ
J band ⓘ K band NERFINISHED ⓘ Y band ⓘ |
| hasMode |
dual-band imaging mode
ⓘ
dual-polarization imaging mode ⓘ long-slit spectroscopy mode ⓘ |
| hostInstrument | SPHERE NERFINISHED ⓘ |
| isSubInstrumentOf | SPHERE exoplanet imager NERFINISHED ⓘ |
| locatedAt |
Paranal Observatory
NERFINISHED
ⓘ
Very Large Telescope NERFINISHED ⓘ |
| mountedOn | VLT Nasmyth platform NERFINISHED ⓘ |
| observatory | ESO Paranal Observatory NERFINISHED ⓘ |
| observesInBand | near-infrared ⓘ |
| operatedBy | European Southern Observatory NERFINISHED ⓘ |
| optimizedFor |
circumstellar environment studies
ⓘ
exoplanet detection ⓘ high-contrast imaging ⓘ |
| partOf | SPHERE NERFINISHED ⓘ |
| scienceGoal |
characterization of exoplanet atmospheres
ⓘ
direct imaging of exoplanets ⓘ imaging of circumstellar disks ⓘ study of brown dwarfs ⓘ |
| sharesInstrumentPlatformWith |
SPHERE-IFS
NERFINISHED
ⓘ
ZIMPOL NERFINISHED ⓘ |
| telescopeUnit | VLT Unit Telescope 3 Melipal NERFINISHED ⓘ |
| usesCoronagraph | yes ⓘ |
| usesTechnique |
differential imaging
ⓘ
polarimetric differential imaging ⓘ spectral differential imaging ⓘ |
| wavelengthRange | 0.95–2.32 micrometres ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.