The coronal structure during the total solar eclipse of 1998 February 26 was very near to the structure typical for the minimum even if the eleven-year activity cycle was in the stage of increasing activity.

Date26. 2. 1998
Time2nd contact 18:04:55 UT, 3rd contact 18:08:45 UT
PlaceVenezuela, Don Bosco Mission near Maracaibo
Coordinate11° 03' 52'' N, 72° 03' 05'' W
ConditionsClear sky - the weather was nearly hopeless but the sky cleared just before eclipse. Altitude of the Sun was 65° above the horizon.
OpticsRubinnar 5.6/500mm
Resolution14.22 arc sec / pixel (image on this Web page)
FilmFujicolor Superia 200, 24×36mm
ProcessingComposition of 15 images. Images were aligned by means of phase correlation technique (PhaseCorr 3.0) and then processed using Corona 3.0 software by means of adaptive kernel convolution. Final processing done in ACC 6.0.
Image processing by Miloslav Druckmüller
ScannerNikon Super Coolscan 4000 ED (16x multisample, 4000 dpi)
SoftwarePhaseCorr 3.0, Corona 3.0, Sofo ACC 6.0
OrientationThe image must be rotated 69.7° clockwise to achieve the standard orientation i.e. North top, East left
Copyright©1998 Úpice observatory and Vojtech Rušin © 2004 Miloslav Druckmüller

Miloslav Druckmüller
Institute of Mathematics, Faculty of Mechanical Engineering
Brno University of Technology, Czech Republic
Page last update: 17.3.2010