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Florian F. Bauer
IAA
Instrument performance
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VIS NIR
550nm-1µmR = 94600
ThNe, UNe, UArFabry Perot
1µm -1.7µmR = 80400
UNeFabry Perot
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VIS NIR
550nm-1µmR = 94600
ThNe, UNe, UArFabry Perot
1µm -1.7µmR = 80400
UNeFabry Perot
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VIS NIR
ThNe, UNe, UArFabry Perot
UNe
Fabry Perot
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Instrumental drift VIS
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Instrumental drift VIS
Sorpiton pumpregenerated
N2 line pumpedVIS room
warmed up
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Instrumental drift VIS
Detector related
VIS roomwarmed up
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Instrumental drift NIRLong term:
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Instrumental drift NIRLong term:
Excursions in NIR ~4x VIS
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Instrumental drift NIRLong term:
N2GPUT-sensor
issue
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Instrumental drift NIRLong term:
N2GPUT-sensor
issue
N2 linespumped
on/of valve tuning
N2 linesclogged
Faulty N2 linesreplaced
on/of valve
problems
Temp datafrozen
Holedrilling
Power failure
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Instrumental drift NIRLong term:
Holedrilling
COOLING SYSTEMWe operate @ 140K!
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Instrumental drift NIRShort term:
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Instrumental drift NIRShort term:
COOLING SYSTEM!
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Internal precision
hh
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Internal precision
hh
passive
activecooling
NIR ~3x VIS
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VIS on sky
NIR on sky