Weekly Bulletin on Solar and Geomagnetic Activity Highlights on 09 - 15.07.2018, Forecast on 16 - 23.07.2018, Carrington Rotation 2005, 2006 (12,7.06; 09,9.07.2018) Earth out of ecliptic (-0.2 - +0.2) deg. (S25 - N25 is zone of geoeffectiveness) THE SUNSPOT-FORMING ACTIVITY OF THE SUN WAS ON THE VERI LOW LEVEL: THE SUN WAS SPOTLESS (107 DAYS IN CURRENT YEAR). ESTI- MATED, MOST LIKELY WEEKLY AVERAGE VALUE OF THE RELATIVE SUN- SPOT NUMBER IN THE INTERNATIONAL SYSTEM (old) FOR PERIOD W= 000 (Wn= 000). NEXT WEEK THE LEVEL OF SUNSPOT ACTIVITY WILL BE ON THE LOW AND VERY LOW LEVELS. LIKELY WEEKLY AVERAGE VALUE OF THE RELATIVE SUNSPOT NUMBER IN THE INTERNATIONAL SYSTEM (old) FOR THE NEXT WEEK IS W=010+10/-10. THE FLARE ACTIVITY WAS ON THE VERY LOW LEVEL. 3 CORONAL MASS EJECTIONS HAVE BEEN OBSERVED. ------------------------------------------------------------------ FLARES >M1 X-RAY CLASSES to tm te local. Class E(1-8A) AR RII/IV CME X-ray/Ïp J/m-2 DSF to te localization l × ÇÒÁÄ. Fl AR CME/to ------------------------------------------------------------------ NEXT WEEK THE FLARE ACTIVITY IS EXPECTED AT VERY LOW LEVELS. ON THE VISIBLE SOLAR DISK THE FOLLOWING CORONAL HOLES WERE OBSERVED: --------------------------------------------------------------------- sign N end E end S end W end Sch EE R G Space Obser. Sch - CH Square in Mm**2 (in square megameters) near the central meri- dian on http://sdowww.lmsal.com/suntoday/; n/d - no data; R - solar rotations; EE-date of possible geomag. disturbance in the Earth's environment. G(0-5)-geoeffectivity in last solar rotation on the middle latitudes. A-active geomagnetic condition. ------------------------------------------------------------------------ AFTER 13.07/1430 UT EARTH IS IN "+" SECTOR OF INTERPLANETARY MAG- NETIC FIELD. NEXT SECTOR BOUNDARY +/- THE EARTH MUST PASS 22.07. JULY 09 10 11 12 13 14 15 JULY Wus 000 000 000 000 000 000 000 F10.7 073 072 073 072 073 072 072 èbcg á3.2 á2.7 á2.9 á2.2 á3.1 A3.2 á2.9 GOES Sp 000 000 000 000 000 000 000 msh N IMF - - - - -/+ + + DSCOVR Å>2 1.7E+7 5.5E+6 2.3å+6 2.2E+6 3.6å+6 3.9å+6 5.9E+6 GOES Ie>2 370 356 119 117 110 pfu Ap 2 6 9 9 5 5 3 nô Dst nô KIOTO Amsc 3 7 9 7 6 4 4 nô IZMIRAN -------------------------------------------------------------------- Å>2 - Daily Electron Fluency e/(cm2-ster-day) with E>2 MeV. Ie>2 - the maximum intensity of electron flux in geostationary or- bits in days according to GOES15 in (electrons/cm2.s.sr) for events > 1000 pfu. THE GREATER THAN 2 MeV ELECTRON FLUX AT GEOSYNCHRONOUS ORBIT HAVE NOT OBSERVED. NEXT WEEK THE GREATER THAN 2 MeV ELECTRON FLUX AT GEOSYNCHRONOUS ORBIT IS NOT EXPECTED. THE GEOMAGNETIC CONDITION WAS QUITE AND UNSETTLED. THE NEXT WEEK THE GEOMAGNETIC CONDITION IS EXPECTED TO BE PRIMARILY QUITE AND UNSETTLED LEVELS. HIGHLIGHT AND FORECAST COMPOSED FROM DATA: NOAA SWPC, BOULDER, USA http://www.swpc.noaa.gov, THE SOLAR INFLUENCES DATA ANALYSIS CENTRE, SIDC, BRUSSELS, BELGIUM http://sidc.oma.be/index.php3, THE IZMIRAN, MOSCOW, TROITSK, RUSSIA http://www.izmiran.ru V. Ishkov