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
2026-02-28 Julian Date: 2461100.0003 P = -21.36°    B0 = -7.20°    L0 = 248.8°  Carr# 2308
12:00 UTC Dist. = 0.990 AU    App. Diam. = 1938.2"    Elevation = 34.60° Sunrise  05:46:02 UTC      Sunset  16:48:28 UTC
Sun - Photosphere for 2026-02-28 Sun - Chromosphere for 2026-02-28
KSO Sunspot Drawing i 
» Archive
KSO White-light 07:53:48 UTC i 
Synoptic *.jpg  *.fits.gz
Contrast *.jpg  *.fits.gz » Daily Images/Movies
Movie    » Full Archive
RI = 59
g = 5
f = 19 		 Observing Log  
 Monthly Summary
 NOAA/SWPC Event List   i
 Hα/GOES Intensity Plot
KSO Hα 07:54:33 UTC i 
Synoptic *.jpg  *.fits.gz
Contrast *.jpg  *.fits.gz » Daily Images/Movies
Movie     » Full Hα Archive
KSO Ca II K 07:39:28 UTC i 
Synoptic *.jpg  *.fits.gz
Contrast *.jpg  *.fits.gz » Daily Images/Movies
Movie     » Full Ca II K Archive
KSO Prominences 07:23:16 UTC   i
» Daily Images
KSO Hα Blue Wing 07:37:03 UTC   i
» Full Archive   » Daily Images/Movies
« 2026-02-27 « 1 Month 2026-02-28 2026-03-01 »
     Panorama: 2026-02-28 12:00 (UTC)
Since 01.01.2026: 163937 Visits / 1777092 Clicks
» Data Policy » KSO Homepage » Astrophysics and Geophysics » University of Graz     Contact