271B5019A.html |
RA Range: 17:45
Constraint set (Typical seeing, Transparency,Airmass, FLI, Moon distance): 1.0 3THN 2.4 1.0 30.0
| Pre-imaging run? |
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Chilean run? |
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Special calibrations? |
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| Time critical? |
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ToO? |
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Carry-over run? |
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These are VERY IMPORTANT observations of the Galactic Center which are to be done *simultaneously* with Chandra observations. The seeing specified in the OBs is 1" (simply for purposes of setting up the AO), but under ANY seeing conditions observations should be carried out. PLEASE pay VERY CLOSE attention to the instructions in the README file for NAOS configuration/setup, offsets, etc. IMPORTANT NOTES: 1. Since the time windows for these observations are fixed and the OBs are identical, USG has allowed a seeming "oversubscription" of the allocated time (some acquisitions are not required). Please account for the time in a fashion similar to a ToO Run. 2. USG has approved the use of 1" for the seeing rather than 2" as would be the case when "n" is specified in the proposal. 3. Although the airmass at 23:00 will be in violation of that in the Constraint Set and .aocfg file (the maximum available [2.4] was used) please proceed in any event.
README of this run: