US National Gemini Office

Users Support Portal

The US NGO main goal is to support US Gemini Users in the phases of the astronomical observing cycle, from proposal preparation through data analysis. This page is the main portal to all information needed in the different phases, explaining and connecting to specific Gemini web pages, where users can find definitive contents on instruments and modes. In addition, this page contains tools for data reduction and analysis for the entire Gemini community. Didn't find what you were looking for? Let us know (email addresses below).


News (last update: 09/22/2020)


Deadline for Fast Turnaround is September 30! Details here


Winter AAS Meeting Event: Extragalactic Astronomy with Gemini Large and Long Programs. Details on the latest version of the NOAO Currents


New version of the Phase I Tool (PIT) for 2021A proposals is available for download at the Gemini software page


Virtual machine image for running IRAF under recent MacOS releases from Gemini, available at this link


DRAGONS v2.1.1- Bug fix release available at the DRAGONS webpage


Gemini instruments and data reduction

Who We Are


The US NGO is a group within the Community Science and Data Center (CSDC) at the NOIRLab.

  • Letizia Stanghellini ( is an Astronomer at the NOIRLab, and the Head of the US NGO

  • Vinicius Placco ( is an Associate Scientist at the NOIRLab, working for the US NGO


  • Dara Norman (, Deputy Director of the Community Science and Data Center

  • David Herrera (, collaborates with the US NGO

  • Verne Smith (,  Manager of the National TAC

Last updated or reviewed September 22, 2020.