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
2025-12-21 Julian Date: 2461031.0002 P = 7.0998°    B0 = -1.71°    L0 = 77.46°  Carr# 2305
12:00 UTC Dist. = 0.983 AU    App. Diam. = 1951.6"    Elevation = 18.67° Sunrise  06:46:00 UTC      Sunset  15:19:06 UTC
Sun - Photosphere for 2025-12-21 Sun - Chromosphere for 2025-12-21
KSO Sunspot Drawing 08:25 UTC i 
Side reversed! » Archive
KSO White-light 08:22:51 UTC i 
Synoptic *.jpg  *.fits.gz
Contrast *.jpg  *.fits.gz » Synoptic Archive
Movie    » Full Archive
RI = 77
g = 6
f = 23 		 Observing Log  
 Monthly Summary
 NOAA/SWPC Event List   i
 Hα/GOES Intensity Plot
KSO Hα 08:23:58 UTC i 
Synoptic *.jpg  *.fits.gz
Contrast *.jpg  *.fits.gz » Synoptic Archive
Movie     » Full Hα Archive
KSO Ca II K 08:48:11 UTC i 
Synoptic *.jpg  *.fits.gz
Contrast *.jpg  *.fits.gz » Synoptic Archive
Movie     » Full Ca II K Archive
KSO Prominences 08:31:44 UTC
» Synoptic Archive   i 
KSO Hα Blue Wing 08:26:57 UTC
» Synoptic Archive   i 
« 2025-12-20 « 1 Month 2025-12-21 2025-12-22 »
     Panorama: 2025-12-21 12:00 (UTC)
Since 01.01.2026: 17014 Visits / 222391 Clicks
» Data Policy » KSO Homepage » Astrophysics and Geophysics » University of Graz     Contact