Outer Corona

This image is created from 20 different images taken with two lenses with different focal lengths. The sky background inhomogeneity is caused by very thin clouds.

Date04. 12. 2002
TimeSecond contact: 06:18:26 UT, third contact 06:19:34 UT
Eclipse duration 1 min 8 s
PlaceSouth Africa, Messina, High School Eric Louw
Coordinate30° 00' E, 22° 23' S, altitude approx. 1500 m
ConditionsGood, in the end of totality thin clouds
Optics10/1000 mm and 8/500 mm
Resolution14.4 arc sec / pixel (image on this Web page)
FilmFujicolor Reala 100
ProcessingTotaly 20 images were used for image creation, 16 images were taken with 10/1000 mm and 4 images with 8/500 mm lens. Images were aligned by means of phase correlation technique and then processed using Corona 3.0 software. Final processing was done by ACC 6.0 image analyser.
Image processing by Miloslav Druckmüller
ScannerNikon Super Coolscan 4000 ED (4000dpi, 16× multisample) for images taken with 10/1000mm lens,
Nikon LS 2000 (2750dpi resolution, 16 × multisample) for images taken with 8/500mm lens
SoftwarePhaseCorr 3.0, Corona 3.0, Sofo ACC 6.0
OrientationImage must be rotated 1.0° anticlockwise to achieve the standard orientation (N top, E left)
Copyright© 2004 Vojtech Rušin, Miloslav Druckmüller


Miloslav Druckmüller
Institute of Mathematics, Faculty of Mechanical Engineering
Brno University of Technology, Czech Republic
Page last update: 19.3.2007