MDM Observatory

Prior to any visit to MDM Observatory, please CLICK HERE and make note of common-sense network usage while at, and prior to visiting the Observatory.  

For More:

NOAO Cybersecurity & Acceptable Use Policy

Welcome to the MDM Astronomical Observatory Homepage.  MDM is owned and operated by a consortium of five educational institutions--Dartmouth College, The Ohio State University, Columbia University, The University of Michigan and Ohio University. 

If you publish using data from one of the MDM telescopes, please include acknowledgement to the Observatory.  Click here if you would like to use our standard acknowledgment.

McGraw-Hill 1.3m Telescope

Hiltner 2.4m Telescope

What's New at MDM?

Updated on 2020Jun16

All-Sky Camera

•Observing Preparation Form (2019Feb11)

Preparedness & Responsibilities for Staff and Visitors Returning to MDM Facilities