VIRUS Spectrograph

NOTE: The VIRUS commissioning team is maintaining additional documentation so please check:

NOTE: The VIRUS parallel data working group is maintaining a wiki with important and useful information about accessing the parallel data:

(U: parallel P: VirussuriV)

  • Mar 2019 - the position of the IFU fibers on the sky was redistributed.
  • Oct 31 2019 - there are now 59 IFUs installed
  • Jun 1 2020 - there are now 71 IFUs installed - see the layout page for updated configuration details.

  • Last updated: Wed, 07 Jul 2021 14:14:18 -0500 stevenj


    The Telescope

    Technical Overview

    Object Observability




    LRS2 Summary

    LRS2 Details

    LRS2 Fiber Layout and Position Angle

    LRS2 Throughput

    LRS2 Observing details


    VIRUS - Summary

    VIRUS - Setting up on targets

    VIRUS - Misc details

    VIRUS - Throughput and sensitivity

    VIRUS - IFU Layout and Target Placement

    Habitable Zone Planet Finder (HPF)

    HPF Details

    HPF Setting up on targets

    HPF Throughput and Exposure Meter

    HPF Data Reductions

    HRS-2 (in development)

    HRS-2 Summary

    HRS-2 Details

    HRS-2 configurations

    HRS-2 exposure meter

    HRS-2 Position Angle and Fiber layout

    HRS-2 Throughput

    Old Instruments

    HRS - old

    LRS - old

    MRS - old

    Program Preparation

    Web Management System