HARPS spectrograph
E75065
The HARPS spectrograph is a high-precision, fiber-fed echelle spectrograph designed primarily for detecting exoplanets via radial velocity measurements.
Observed surface forms (3)
| Surface form | As subject | As object |
|---|---|---|
| HARPS | 0 | 4 |
| HARPS-N | 0 | 2 |
| High Accuracy Radial velocity Planet Searcher | 0 | 1 |
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical spectrograph
→
echelle spectrograph → fiber-fed spectrograph → |
| acronym |
HARPS spectrograph
self-linksurface differs
→
surface form:
HARPS
|
| calibrationMethod | simultaneous reference technique → |
| calibrationSource | thorium-argon lamp → |
| commissionedIn | 2003 → |
| countryOfObservatory | Chile → |
| dataProduct |
high-resolution stellar spectra
→
precise radial velocity time series → |
| designedFor | radial velocity measurements → |
| developedBy | European Southern Observatory → |
| firstLight | 2003 → |
| fullName |
HARPS spectrograph
self-linksurface differs
→
surface form:
High Accuracy Radial velocity Planet Searcher
|
| hasUpgrade |
HARPS spectrograph
self-linksurface differs
→
surface form:
HARPS-N
|
| hostObservatory | La Silla Observatory → |
| hostTelescopeAperture | 3.6 m → |
| inspiredInstrument |
HARPS spectrograph
self-linksurface differs
→
surface form:
HARPS-N
|
| installedOn |
ESO 3.6 m Telescope
→
surface form:
ESO 3.6 m telescope
|
| isFiberFed | yes → |
| isStabilized | yes → |
| locatedAt |
ESO 3.6 m Telescope
→
surface form:
ESO 3.6 m telescope
La Silla Observatory → |
| locatedIn | Chile → |
| notableFor | high radial-velocity precision for exoplanet searches → |
| observatoryOperator |
European Southern Observatory
→
surface form:
ESO
|
| observes |
exoplanet host stars
→
stars → |
| operatedBy | European Southern Observatory → |
| primaryUse |
exoplanet detection
→
search for extrasolar planets → |
| radialVelocityPrecision |
about 1 m/s
→
sub-meter-per-second → |
| scienceGoals |
asteroseismology
→
detection of low-mass exoplanets → measurement of stellar radial velocities → stellar oscillations → study of exoplanetary systems → |
| scientificDiscipline |
astronomy
→
astrophysics → exoplanetology → |
| spectralResolution | about 115000 → |
| stabilityControl |
temperature control
→
vacuum enclosure → |
| telescopeType | optical telescope → |
| usesEchelleGrating | yes → |
| usesOpticalFibers | yes → |
| wavelengthCoverage | visible → |
| wavelengthRange | approximately 380–690 nm → |
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
HARPS
this entity surface form:
High Accuracy Radial velocity Planet Searcher
this entity surface form:
HARPS
this entity surface form:
HARPS-N
this entity surface form:
HARPS
this entity surface form:
HARPS-N
this entity surface form:
HARPS