(formerly the Discovery Channel Telescope)
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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. |
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 2020B.
The current call for observing proposals is available for Lowell Observatory and Partner Institution members: 2021A LDT Call for Proposals
Operational - Facility InstrumentSummaryWeb Page:Manual: DeVeny_Manual_v1.5_10July18.pdfAdditional Information: DeVeny_Ops_Appendix.tar |
Operational - PI instrument Summary Web Page: the instrument page at Gemini-N is mostly applicable and very informativeManual:Additional Information: DSSI/QWSSI is available part time at LDT. For information, contact E. Horch or G. van Belle. |
Operational - PI InstrumentSummaryWeb Page: EXPRES web pageManual:Additional Information:
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Operational - Facility Instrument Summary Web Page:Manual: LMI User ManualAdditional Information: LMI Exposure time calculator, LMI Filter Information, LMI shutter delay |
Operational - Facility Instrument Summary Web Page:Manual: NIHTS User Manual (v. 1.4 - 20190130)Additional Information: Overview of NIHTS (2018 Proc. SPIE 10702, 107023E) |
Coming Soon Summary Web Page:Manual:Additional Information: |
Updates (and Old Updates)UPDATE: The DeVeny spectrograph is back in operation. (2020Nov06) UPDATE: The 2021A LDT Call for Proposals has been released. (2020Oct09) UPDATE: NIHTS is again available for use. (2020Oct08) UPDATE: The GG495 blocking filter has been replaced in the DeVeny spectrograph. (2020Oct02) UPDATE: The LMI User Manual has been updated to reflect modified focusing instructions and information about fringing when using the z' filter. (2020Sep30)
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