File:Aurora 2015-03-18 TLS.png
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Lightmeter detection of the Aurora observed in northern Germany on 2015-03-18 by many observers. A proxy for the horizontal illuminance is show as function of time [UTC]. The red and blue curves are for the two lightmeters with a raw calibration. The entire night is shown in the range below 3 mlx. The Auroral signal is visible as a triangular bump near 23:00 UTC. Graph: G. Wuchterl
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 19:21, 9 June 2015 | | 1,130 × 753 (129 KB) | GuentherWuchterl (Talk | contribs) | Lightmeter detection of the Aurora observed in northern Germany on 2015-03-18 by many observers. A proxy for the horizontal illuminance is show as function of time [UTC]. The red and blue curves are for the two lightmeters with a raw calibration. The e... |
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