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
 » 
 » 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
2025-12-31 Julian Date: 2461041.0003 P = 2.3016°    B0 = -2.93°    L0 = 305.7°  Carr# 2306
12:00 UTC Dist. = 0.983 AU    App. Diam. = 1952.5"    Elevation = 19.23° Sunrise  06:48:54 UTC      Sunset  15:26:10 UTC
Sun - Photosphere for 2025-12-31 Sun - Chromosphere for 2025-12-31
KSO Sunspot Drawing 10:22 UTC
Side reversed! » Archive
KSO White-light 09:02:24 UTC
Synoptic *.jpg  *.fits.gz
Contrast *.jpg  *.fits.gz » Synoptic Archive
Movie    » Full Archive
RI = 125
g = 7
f = 38
 Observing Log  
 Monthly Summary
 NOAA/SWPC Event List   i
 Hα/GOES Intensity Plot
KSO Hα 09:23:31 UTC
Synoptic *.jpg  *.fits.gz
Contrast *.jpg  *.fits.gz » Synoptic Archive
Movie     Flares... » Full Hα Archive
KSO Ca II K 09:21:25 UTC
Synoptic *.jpg  *.fits.gz
Contrast *.jpg  *.fits.gz » Synoptic Archive
Movie     Flares... » Full Ca II K Archive
KSO Prominences 10:12:14 UTC
» Synoptic Archive  
KSO Hα Blue Wing 07:53:05 UTC
» Synoptic Archive  
« 2025-12-30 « 1 Month 2025-12-31 2026-01-01 »
     Panorama: 2025-12-31 12:00 (UTC)
Since 01.01.2026: 17014 Visits / 222391 Clicks