logo kso logo uni graz
 Live Data
 » Latest Images
 » Latest Hα (ESA SSA)
 » Flare Monitoring (live)
 Synoptic Data
 » Daily Overview
 » Two Weeks Photosphere
 » Two Weeks Chromosphere 
 » Sunspot Numbers
 » Sunspot Drawings
 » Hα
 » White-light
 » CaIIK
 » Filaments
 » Synoptic Maps
 Full Data Archive
 » Archive / Ftp-Server / Local
 » Fast Mirror Archive / Graz
 Archive Database Search
 » Observation Database
 » KSO Sunspots
 » NOAA Active Regions
 » Flares
 » Filaments
 » KSO observing logs
 Misc.
 » Solar Ephemeris
 » NOAA Solar Region Data
2020-04-21 Julian Date: 2458961.0000 P = -25.42°    B0 = -5.04°    L0 = 41.55°  Carr# 2229
12:00 UTC Dist. = 1.005 AU    App. Diam. = 1910.2"    Elevation = 53.39° Sunrise  04:05:51 UTC      Sunset  18:01:05 UTC
Sun - Photosphere for 2020-04-21 Sun - Chromosphere for 2020-04-21
KSO Sunspot Drawing 10:00 UTC i 
Side reversed! » Archive
KSO White-light 09:46:09 UTC i 
Synoptic *.jpg  *.fits.gz
Contrast *.jpg  *.fits.gz » Daily Images/Movies
Movie    » Full Archive
RI = 0
g = 0
f = 0 		 Observing Log  
 Monthly Summary
 NOAA/SWPC Event List   i
 Hα/GOES Intensity Plot
KSO Hα 09:58:44 UTC i 
Synoptic *.jpg  *.fits.gz
Contrast *.jpg  *.fits.gz » Daily Images/Movies
Movie     » Full Hα Archive
KSO Ca II K 09:58:52 UTC i 
Synoptic *.jpg  *.fits.gz
Contrast *.jpg  *.fits.gz » Daily Images/Movies
Movie     » Full Ca II K Archive
KSO Prominences 10:06:52 UTC   i
» Daily Images
KSO Hα Blue Wing   i
» Full Archive   » Daily Images/Movies
« 2020-04-20 « 1 Month 2020-04-21 1 Month » 2020-04-22 »
     Panorama: 2020-04-21 12:00 (UTC)
Since 01.01.2026: 121450 Visits / 1229977 Clicks
» Data Policy » KSO Homepage » Astrophysics and Geophysics » University of Graz     Contact