Achieving 1% photometric accuracy with the ESO Wide Field Imager

Achieving high-precision ground-based photometry for transiting exoplanets

Achieving high-precision pointing on ExoplanetSat: initial feasibility analysis

Achromatic phase-shifter breadboard extensions

ACIS Chip Response to a Continuum Source

ACIS Chip Response to Lines with E=0.6-1.5 KEV

ACIS Chip Response to Lines with E=0.6-1.5 KEV

Acousto-optic spectrum analyzers for RATAN-600 radiotelescope

Acousto-optical spectrometer for spaceborne application

Acousto-optical spectrometers' frequency performance stability

Acquisition cameras and wavefront sensors for the GTC 10-m telescope

Acquisition, pointing and tracking performance of the Hubble Space Telescope fine guidance sensors

ACS after Servicing Mission 4: The WFC Optimization Campaign

ACS after SM4: New Life for an Old Workhorse

ACS after SM4: On-orbit Verification of the HST Advanced Camera for Surveys Repair

ACS after SM4: Overview of Performance

ACS CEB-R Optimization Iteration 1

ACS CEB-R Optimization Iteration 2

ACS CEB-R Optimization Iteration 3

ACS CEB-R Optimization Iteration 4