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Space Telescope Imaging Spectrograph Instrument Handbook for Cycle 22 > Chapter 13: Spectroscopic Reference Material > 52X0.2 Aperture

52X0.2 Aperture
Description
This is the “utility” slit used with first-order gratings and the prism. It provides a good compromise between spectral resolution and photometric throughput.
Special Considerations
Observations using this slit do not need to be preceded by a PEAKUP.
Table 13.20: 52X0.2 Throughputs
Figure 13.67: 52X0.2 Aperture Throughput as a Function of Wavelength

Space Telescope Imaging Spectrograph Instrument Handbook for Cycle 22 > Chapter 13: Spectroscopic Reference Material > 52X0.2 Aperture

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