IGRINS (Immersion Grating Infrared Spectrograph) is a high-resolution (R ~ 45,000), near-infrared (H and K simultaneously) spectrograph developed by Korea Astronomy and Space Science Institute and the University of Texas at Austin. Here we announce an open call for proposals for the 2026 Trimester 1 during which IGRINS will be operated at the 2.7-m telescope of the McDonald observatory. Please refer to the CfP from the McDonald observatory for more detail. If you have any other inquiry, please feel free to contact us at kgmtscience@kasi.re.kr anytime.
 

• Telescope/Instrument : McDonald 2.7m / IGRINS

• Deadline :  5pm CDT, 30 September 2025

• Period of Observations :  Dec 3 2025 through Mar 31, 2026