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...further images: Noctilucent Clouds 2016-07-05./06.

Beobachtungsort: Rostock ~54.2°N / 12.1°E
Mehr Informationen und zurück zu Noctilucent Clouds
Location: Rostock ~54.2°N / 12.1°E
More information and back to Noctilucent Clouds

Canon EOS 600D (f = 28 mm), Canon EOS 1100Da (f = 35 mm) (OWB-Clip-Filter, Magic Lantern, FPS Override 0,25) + Sony Alpha 7S (~f = 35 mm + 50 mm)
 

First part:


20:48 UT, 3,5/28 mm, t 0,5", ISO 800, AZI ~245 (faint patches upper right middle)


20:49 UT, 3,5/28 mm, t 0,5", ISO 800, AZI ~245 (faint patches upper right middle)


20:48 UT, 3,5/28 mm, t 0,5", ISO 800, AZI ~245
(cutting from first image, contrast enancement,still faint patches upper right middle)


20:48 UT, 3,5/28 mm, t 0,5", ISO 800, AZI ~245
(cutting from first image, more contrast enancement,still faint patches upper right middle)


Second part:


cutting from image above:

 

f = 3,5 / 35 mm
Movie (small version, 4 MB) on vimeo.com:
1060x708 Pixel, 5 fps, f = 35 mm
 
 
 

f = 3,5 / 35 mm
Movie (large version, 40MB) on vimeo.com:
2120x1416 Pixel, 4 fps, f = 35 mm
 


Third part:


00:39 UT, 3,5/50 mm, t 3,2", ISO 1250, AZI ~350-020


00:39 UT, 3,5/50 mm, t 3,2", ISO 1250, AZI ~350-020 (10 seconds later than previous image)


left cloud gap, faint wave structures
---cuttings from image above (00:39 UT number 2)---
right cloud gap, faint wave structures (one sharp is marked)


 


Time (UT)
NLC Forms
Max. Elevation
Brightness
Comments
20:45-20:51
20:55-21:05
00:38-00:43
21:10-01:19*
NLC
NLC
NLC

 
>40° (>90°)
>45°
at least ~10°

 
1-2
2-3
-

 
AZI at least ~ 245°-360°, very early in cloud gap, soon becoming 7/8 to overcast; in the morning hours the automatic camera shows NLC in small cloud gaps ~355°-020°, not seen with naked eye because of to much clouds;
*period with automatic camera observation incl. periods where no NLC were visible;
surely overhead display in the evening


Photographs and text are copyright ©2017 Olaf SQUARRA

"Atmosphärisches" http://3sky.de