------------------------------------------------------------------- THE RELATIVE MONTHLY MEAN SUNSPOT NUMBER ON JULY 2018 HAS MADE Wjuly = 9.5 15.9(n) THAT GIVES FOR 108 MONTHS (2018, JANUARY) OF DEVELOPMENT CURRENT 24 SOLAR CYCLE THE SMOOTHED MONTHLY MEAN SUNSPOT NUMBER W*jan. = 9.2 15.4 - in new system W*dec. = 9.1 15.1 - in new system On July 1, 2015 Centre in Brussels moved to a new system of calcu- lation the relative number of sunspots and practically all of the values were replaced throughout the numbered series of Wolf numbers (see link). While there is addictive, I recalculated (0.6) to the old system, but only W*, and present below the new values for the minimum and maximum of 24 cycles SA. THE BEGINNING OF 24 SOLAR CYCLE - I 2009 with W*=1.8; (2.2) THE TIME OF THE CURRENT CYCLE MAXIMUM - IV 2014, - Wmax = 82;(116.4) THE END OF 24 SOLAR CYCLE (THE POINT OF MINIMUM) - IV - X 2020; THE INTERNATIONAL DAILY VALUE OF RELATIVE SUNSPOT NUMBER FOR 2018, JULY ACCORDING DATA OF 77 SOLAR OBSERVATORIES HAS MADE: 1.. 0 6.. 0 11.. 0 16.. 0 21.. 12 26.. 0 31.. 0 2.. 0 7.. 0 12.. 0 17.. 0 22.. 0 27.. 0 3.. 0 8.. 0 13.. 13í 18.. 0 23.. 0 28.. 0 4.. 0 9.. 0 14.. 13í 19.. 0 24.. 0 29.. 0 5.. 0 10.. 0 15.. 12 20.. 0 25.. 0 30.. 0 THE MONTHLY MEAN OF OBSERVED RADIO FLUX OF THE 10 cm (2800 MHz ON JULY 2018, AND SMOOTHES ON 2018, JANUARY F10.7july = 69.6 F*10.7jan.= 74.0 THE MONTHLY MEAN OF GEOMAGNETIC Ap-index ON JULY 2018, AND SMOOTHES ON 2018, JANUARY Ap july = 6.0 Ap*jan. = 9.3 ------------------------------------------------------------------- Weekly Bulletin on Solar and Geomagnetic Activity Highlights on 30.07 - 05.08.2018, Forecast on 06.07 - 13.08.2018, Carrington Rotation 2006 (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 VERY LOW LEVEL: THE SUN WAS SPOTLESS (123 DAYS IN CURRENT YEAR) ALL DAYS EXCEPT 1 AND 2.08. ESTIMATED, MOST LIKELY WEEKLY AVERAGE VALUE OF THE RELA- TIVE SUNSPOT NUMBER IN THE INTERNATIONAL SYSTEM (old) FOR PERIOD W= 002+5/-2 (Wn = 003+7/-3). ON THE VISIBLE SOLAR DISK ONE SMALL AND QUITE SUNSPOT GROUP HAVE BEEN ODSERVED. NEXT WEEK THE LEVEL OF SUNSPOT ACTIVITY WILL BE ON THE VERY LOW LE- VELS. 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. ONE CORONAL MASS EJEC- TIONS HAVE BEEN OBSERVED 2.09. ------------------------------------------------------------------ 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. CH - N40L030 N35L042 N08L020 N22L015 06.08 R1 SDO, ACE... CH - N05L001 N10L007 S08L344 S00L340 09.08 R1 G1 SDO, ACE... 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 29.07/0700 UT EARTH IS IN "+" SECTOR OF THE INTERPLANETARY MAGNETIC FIELD. NEXT SECTOR BOUNDARY +/- THE EARTH MUST PASS 6.08. -------------------------------------------------------------------- JULY 30 31 01 02 03 04 05 JULY Wus 000 000 011 011 000 000 000 F10.7 068 068 070 070 070 070 069 èbcg á1.0 <á1.0 á1.0 <á1.0 <á1.0 á1.5 á1.2 GOES Sp 000 000 010 010 000 000 000 msh N 1 IMF + + + + + + + DSCOVR Å>2 7.7E+7 1.9E+7 8.8å+6 3.3E+6 3.7å+6 4.7å+6 3.4E+6 GOES Ie>2 2927 1884 597 325 103 121 pfu Ap 4 6 7 6 6 5 4 nô Dst nô KIOTO Amsc 7 9 9 7 8 5 7 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 BEGIN- NING AT 25.07/1355 UT AND HAVE BEEN OBSERVED 25.07-01.08. NEXT WEEK THE GREATER THAN 2 MeV ELECTRON FLUX AT GEOSYNCHRONOUS ORBIT IS NOT EXPECTED. THE GEOMAGNETIC CONDITION WAS QUITE AND UNSETTLED ALL DAYS. 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