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Lowell Discovery Telescope
(formerly the Discovery Channel Telescope)
Observer Information Pages
(The information in the LDTOI space supersedes DCTIC: Observing at DCT)
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COVID-19 Note:For the duration of the COVID-19 outbreak, all observing at the LDT will be done remotely. See LDT Remote Observing Notes. |
Current Semester Observer and Telescope Operator Calendar
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Image: T. Ellsworth-Bowers (Lowell) |
The 4.3-m Lowell Discovery Telescope (LDT) is Lowell Observatory's flagship facility at a dark-sky site approximately 40 miles southeast of Flagstaff on the Coconino National Forest.
Lowell Observatory operates the LDT in partnership with Boston University, University of Maryland, Northern Arizona University, University of Toledo, and Yale University. The telescope is scheduled by semester, with the current being 2021A.
The current call for observing proposals is linked in the sidebar at left for Lowell Observatory and Partner Institution members.
Facility Instruments:
LMI (Optical Imager)
DeVeny (Optical Spectrograph)
NIHTS (Near-infrared Spectrograph)
Visitor / PI Instruments:
EXPRES (Optical Spectrograph)
QWSSI (Optical Speckle Imager)
RIMAS (Near-infrared Spectrograph / Imager – Under Development, Coming 2021)
Instrumentation Main Page
List of LDT Scientific and Technical Publications
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Updates (and Old Updates)UPDATE: The 2021B LDT Call for Proposals has been released. (2021Apr08) UPDATE: The DeVeny Spectrograph User Manual has been revised and updated. The new version (v1.6 – 22 March 2021) includes updated operating instructions, a reorganized structure, and more ancillary data and information on the instrument. It is available on the LDT Observer Information Confluence page. (2021Mar22) UPDATE: The new LDT Observer Information Pages were released, replacing the prior DCT Observer Information Pages. (2021Mar22) UPDATE: The LMI User Manual has been updated. (2020Dec20)UPDATE: The 2021A LDT schedule has been released. (2020Dec01)
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