File:Sqm.gif
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Summary
| Description |
English: Graph of zenith sky brightness at Ladd Observatory in Providence, RI. (Jan. 27-28, 2016) Measured with an SQM-LE brightness meter. The units are magnitude per square arc second (mpsas) and also approximate naked eye limiting visual magnitude (nelm) |
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| Source | Own work from http://thuban.physics.brown.edu/sqm.shtml | ||||||||||||||||||||||||||
| Author |
Michael L. Umbricht /
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Licensing
Michael L. Umbricht / Ladd Observatory, the copyright holder of this work, hereby publishes it under the following license:
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
Attribution: Michael L. Umbricht / Ladd Observatory
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 16:37, 31 March 2019 | | 1,100 × 550 (13 KB) | Mu301 | User created page with UploadWizard |
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