Image | Se2001u_comp09-17_eit304_1.png |
Date | 21. 06. 2001 |
Time | Second contact 12:36:34 UT, third contact 12:41:10 UT Total eclipse duration 4 min 36 s |
Place | Angola, near Sumbe (Ngunza) |
Coordinate | S 11° 07' 29'', E 13° 55' 51'', Alt. 168 m |
Conditions | Excellent, clear sky |
Optics | Mertz - II, 1875/100 mm (VOD Turnov), siderostat off-axis configuration |
Camera | PENTAX 67 II, 6 × 7.5 cm format |
Resolution | 2.629 arc sec / pixel - full resolution image version |
Film | Kodak Ektachrome 100 S Professional |
Processing | Sum of 8 images enhanced by means of adaptive kernel convolution and in subpixel accuracy composed with SOHO EIT 30.4 nm He II image taken at 12:38:44 UT. Image processing by Miloslav Druckmüller |
Scanner | Nikon LS 8000 (4000dpi resolution, RGB, 3 × 16 bit/pixel) |
Software | Sofo ACC 5.0 Scientific Image Analyzer with Match II Module (final processing) Corona 2.0 Analyzer (coronal structure enhancement) PhaseCorr 2.0 Analyzer (rotation estimation - registration of images) |
Note | SOHO EIT image file name: efz20010621_123844.fts |
Orientation | Image has the standard orientation (N top, E left) |
Copyright | © 2001 Úpice Observatory, © 2001 ESA/NASA, © 2003 Miloslav Druckmüller |