Weekly Bulletin on Solar and Geomagnetic Activity Highlights on 14 - 20.07.2014, Forecast on 21 - 28.07.2014, Carrington Rotation 2152 (28,03.06.2014) SUNSPOT-FORMING ACTIVITY OF THE SUN REMAINED AT THE MIDDLE LEVEL ON JULY 14, 20 THEN ON LOW- 15,18,19.07 AND ON VERY LOW 16, 17.07. ON JULY 16 BECAME THE FIRST SPOTLESS DAY OF THE CURRENT SOLAR CYC- LE. ESTIMATED, WEEKLY AVERAGE VALUE OF THE RELATIVE SUNSPOT NUMBER IN THE INTERNATIONAL SYSTEM WAS MADE W = 18+24/-18. ON THE VISIBLE DISK OF THE SUN WERE CONSTANTLY OBSERVED 5-0 SMALL SUNSPOTS GROUPS. NEXT WEEK THE MIDDLE LEVEL OF SUNSPOT-FORMING ACTIVITY IS EXPECTED. ESTIMATED, MOST LIKELY WEEKLY AVERAGE VALUE OF RELATIVE SUNSPOT NUM- BER IN THE INTERNATIONAL SYSTEM FOR THE NEXT WEEK IS EXPECTED W = 040+20/-20. FLARE ACTIVITY WAS ON AT THE LOW LEVEL AT JULY 15, AND AT THE VERY LOW - IN OTHER DAYS. FOR THE PERIOD 2 EJECTIONS OF SOLAR FILAMENTS WERE OBSERVED. BY DATA OF CORONOGRAPHS SOHO AND STEREO WERE OBSERVED 26 CME - 1 WAS THE TYPE OF "PARTIAL HALO II". ------------------------------------------------------------------- FLARES to tm te c/p local. Class E(1-8A) AR RII/IV CME X-ray/Ïp J/m-2 DSF to te c/p local. l in deg. Fl AR CME 18.07 0730 0844 S19E25L058 6 18.07 0001 0430 N21E00L083 17 -------------------------------------------------------------------- NEXT WEEK FLARE ACTIVITY IS EXPECTED ON THE VERY LOW AND THE LOW LEVEL. ON THE VISIBLE SOLAR DISK THE FOLLOWING CORONAL HOLES WERE OBSERVED: -------------------------------------------------------------------- sign N end Å end S end W end EE R G Observatories R - solar rotations; KP - KIT PEAK solar observatory; EE-date of possible geomag. disturbance in the Earth's environment. G - geoeffectivity in last solar rotation; A-active geomagnetic condition. --------------------------------------------------------------------- AFTER 14.07/17 UT THE EARTH IS IN "-" SECTOR OF THE INTERPLANETARY MAG- NETIC FIELD. THE FOLLOWING SECTOR BOUNDER -/+ THE EARTH HAS TO PASS ON JULY, 24. JULY 14 15 16 17 18 19 20 JULY Wus 070 025 011 000 026 027 041 F10.7 109 101 92 089 089 086 087 èbcg B4.0 ÷2.7 ÷1.7 B1.3 ÷1.2 B1.1 ÷1.5 GOES Sp 370 020 010 000 030 030 060 mvh N 2 1 IMF /- - - - - - - áóå Å>2 4.7E+5 1.1å+5 3.8å+5 5.0å+5 4.3å+5 5.9E+5 8.0E+5 GOES Ie>2 pfu GOES Ap 9 6 4 4 3 2 3 nT áÒ Dst nT KIOTO Amsc 15 10 7 9 6 4 7 Îô IZMIRAN -------------------------------------------------------------------- Å>2 - Daily Electron Fluence e/(cm2-ster-day) with E>2 MeV. Ie>2 - the maximum intensity of electron flux in geostationary orbits in days according to GOES 15 in (electrons/cm2-s-sr) for events > 1000 pfu. THE GREATER THAN 2 MeV ELECTRON FLUX AT GEOSTATIONARY ORBIT VERY HIGH LEVEL WAS NOT OBSERVED. THE GREATER THAN 2 MeV ELECTRON FLUX AT GEOSTATIONARY ORBIT VERY HIGH LEVEL BE NOT EXPECTED. ALL DAYS THE GEOMAGNETIC CONDITIONS REMAINED QUIET AND UNSETTLED. NEXT WEEK THE GEOMAGNETIC CONDITIONS ARE EXPECTED UNSETTLED AND QUIET. HIGHLIGHT AND FORECAST COMPOSED FROM DATA OF NOAA SWPC http://www.sec.noaa.gov, OF THE SOLAR INFLUENCES DATA ANALYSIS CENTER - SIDC, BELGIUM http://sidc.oma.be/index.php3, OF THE IZMIRAN, RUSSIA http://www.izmiran.ru