SOLAR ACTIVITY WAS MODERATE. REGION 8440 (N19W50) PRODUCED AN M1/SF EVENT AT 22/1724Z. REGION 8440 AND REGION 8439 (S23W57) HAVE MAINTAINED BETA-GAMMA MAGNETIC CLASSIFICATIONS WITH APPROXIMATELY 28 SPOTS IN EACH REGION. REGION 8444 (N19W14) HAS PRODUCED SEVERAL SUBFLARES DURING THE PERIOD AND HAS SHOWN SLIGHT GROWTH FROM A CSO-BETA SPOT GROUP WITH 7 SPOTS TO A DSO-BETA GROUP WITH 10 SPOTS. NEW REGION 8447 (N19W20) IS A CSO-BETA GROUP WITH 6 SPOTS.

SOLAR ACTIVITY IS EXPECTED TO BE LOW TO MODERATE. REGIONS 8439 AND 8440 EACH STILL CAPABLE OF PRODUCING AN ISOLATED M-CLASS EVENT.

THE GEOMAGNETIC FIELD WAS PREDOMINANTLY QUIET TO UNSETTELD. ACTIVE CONDITIONS WERE OBSERVED IN THE 22/1500-1800Z PERIOD. THE GREATER THAN 10 MEV PROTONS STAYED ENHANCED, BUT REMAINED BELOW EVENT THRESHOLD. A WEAK SHOCK WAS SEEN AT GEOSYNCHRONOUS ORBIT AT 22/2000Z AND IS LIKELY ASSOCIATED WITH THE SOLAR ACTIVITY ON 20 JANUARY.

THE GEOMAGNETIC FIELD IS EXPECTED TO BE QUIET TO ACTIVE DURING THE FIRST PART OF THE PERIOD WITH ISOLATED PERIODS OF MINOR STORM CONDITIONS POSSIBLE. DURING THE LATTER PART OF THE PERIOD, THE GEOMAGNETIC FIELD IS EXPECTED TO BECOME PREDOMINANTLY QUIET TO UNSETTLED. THE GREATER THAN 10 MEV PROTONS ARE EXPECTED TO REMAIN ENHANCED, OR INCREASE DURING THE FIRST PART OF THE PERIOD.

  觀測的       22 JAN 178
  預測的   23 JAN-25 JAN  180/178/175
  90天平均值        22 JAN 142

OBSERVED AFR/AP 21 JAN  005/005
ESTIMATED AFR/AP 22 JAN  012/012
PREDICTED AFR/AP 23 JAN-25 JAN  014/012-010/010-008/008