Progress of Annular Solar Eclipse (May 21, 2012)

Captured time & eclipsed magnitude are displayed by positioning a cursor on each flame, large-sized images loaded by clicking.

Date & Time: May 21, 2012
Optical: PENTAX 7.5cm(2.9") ED refractor with PowerMate 2.5X (f=1250mm, F16.7)
with BaaderPlanetarium AstroSolar filter
Auto-guided with TAKAHASHI EM-200 Equatorial
Digital Camera: Nikon D700
Location: Kujihama, Hitachi city, Ibaraki pref.

Camera Settings: Recording Format...JPEG-FINE(4256 x 2832)
Device Size...FX format (36 x 24mm)
Sensitivity...ISO400, White Balance...Daylight

Movie of all progress(12.5MB, WMV format)

Play time: 127sec., 2fps, 1 flame/min. (4 flames/min. from 7:24 to 7:45)

This multi-flame picture shows you the progress of Annular solar eclipse on May 21, 2012. The sun started to be eclipsed from its western rim at 6:20, annular eclipse could be observed from 7:34 to 7:39 for a bit shorter than 5 minutes. And at the second and third contact of rims of the sun and moon, the Baily's beads could be detected. In that day, the solar surface included three medium-scaled sunspot groups.

Annular Solar Eclipse on May 21, 2012 (Review)

Progress of Annular Eclipse with H-alpha

Copyright(c) 2012 by Naoyuki Kurita, All rights reserved.
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