... HST . ... HST Overview . ... 26 Jun 2015 ISR 15-06 by V. Kozhurina-Platais "ACS/WFC Revised Geometric Distortion for DrizzlePac" is now posted. 23 Jun 2015 ISR 15-03 by S. Ogaz "Post-Flash Calibration Darks for the Advanced Camera for Surveys Wide Field Channel (ACS/WFC)" is now posted. ... 07 Apr 2015 New and improved post-flashed superdark files for ACS/WFC are available in the archive. ... 12 Mar 2015 ISR 15-02 by D. Borncamp "Results of the Updated ACS/WFC Distortion Correction" is now posted. ...
... Through development of in-depth knowledge of spectrographs on HST, the ST-ECF has established physical modelling of spectrometers, applied to FOS and STIS, and slitless spectroscopy, as applied to NICMOS and ACS, as its areas of instrument science expertise. WFC3 grism mode (@STSCI) . ACS grism mode (@STSCI) . NICMOS grism mode (@STSCI) . STIS Calibration Enhancement (@STSCI) . FOS . Slitless Spectroscopy Simulations (@STSCI) . TinyTim with WFC3 support (@STSCI) . ...