Image

Corona from Alliance


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ImageTse_2017_all800.jpg
Date21. 08. 2017
Time2nd contact 17:48:57 UT, 3rd contact 17:51:27 UT
PlaceAlliance, Nebraska, USA
CoordinateN 42° 5.4',   W 103° 0.4',  Alt. 1234 m
ConditionsClear sky, solar altitude 56.6° above horizon
Optics2× TS Photo Line Apochromatic Triplet D=115 mm, f = 800 mm with 2.5 inch flattener
Camera2× Nikon D800, ISO 100
Exposure1/1000 s - 1/4 s (camera 1), 1/4 s - 4 s (camera 2)
ProcessingComposition of 193 eclipse images taken with two cameras. Eclipse images were calibrated by means of dark frames and flat-fields, aligned by means of phase correlation, composed by means of LDIC 6.0 software, processed using Corona 5.0 in order to visualize coronal structures. Final processing was done using ACC 6.1 software.
Image processing by Miloslav Druckmüller
SoftwareAstro D3F 2.0, PhaseCorr 7.0, LDIC 6.0, Corona 6.0, 3Max 1.0, Sofo ACC 6.1
Copyright© 2017 Miloslav Druckmüller, Tülin Bedel, Peter Aniol, Shadia Habbal
 


Miloslav Druckmüller
Institute of Mathematics, Faculty of Mechanical Engineering
Brno University of Technology, Czech Republic
druckmuller@fme.vutbr.cz
Page last update: 16.3.2021