Solar and geomagnetic data

Date Measured
solar flux
2.8 GHz
Sunspot number Planetary A index K indices
(3-hour intervals)
Solar wind
speed range
(km/s)
(SOHO)
Number
of flares
Magnetic
(SDO)
NOAA STAR
ap avg
Pots-
dam
WDC
Daily
ap range
Planetary
(WDC)
Boulder C M X
2K 1K
20180715 71.7 15 0 0 2.8 3 2-4 11000111 11111211 285-401      
20180714 72.3 38 15 0 3.3 3 0-5 11111010 21222311 353-458      
20180713 72.5 20 14 0 4.4 4 2-9 22111110 23212222 383-491      
20180712 72.1 29 23 0 5.6 6 5-7 12212111 12322312 338-448      
20180711 73.3 0 0 0 7.3 7 3-12 12223221 12233322 286-378      
20180710 72.1 12 0 0 5.6 6 3-9 12212211 23332111 288-376      
20180709 72.9 11 0 0 2.6 3 2-3 01101101 22111211 347-378      
20180708 71.4 0 0 0 3.4 3 2-4 11111011 12222222 356-451      
20180707 72.0 11 11 0 4.4 4 3-6 21111121 22122321 371-476      
20180706 70.5 11 0 0 6.4 6 3-18 32121112 32222212 375-464 1    
20180705 68.1 0 0 0 17.0 17 2-39 21023454 21122433 304-457      
20180704 67.9 0 0 0 3.5 4 3-4 11111111 11122211 304-342      
20180703 68.2 12 11 0 2.8 3 0-6 00001211 00002211 278-333      
20180702 66.6 33 11 0 2.0 2 0-3 00001100 11011220 278-349      
20180701 68.1 0 0 0 1.5 2 0-2 00000000 01012321 327-364      
20180630 68.8 0 0 0 3.4 3 2-4 00111111 00112211 347-427      
20180629 68.6 0 0 0 3.0 3 0-5 11111100 13112310 349-468      
20180628 69.5 0 0 0 4.6 5 2-6 21012121 21112221 437-510      
20180627 70.0 0 0 0 6.5 6 4-12 12112113 14322211 464-599      
20180626 71.1 53 46 12 19.6 20 7-39 54344332 63333332 349-613      
20180625 72.8 17 14 14 12.3 12 3-48 11123235 21232334 347-423      
20180624 74.5 32 17 16 6.5 6 3-12 32222111 22332222 387-460      
20180623 77.1 37 30 34 17.8 18 6-27 23244334 24233324 299-474      
20180622 80.3 48 35 41 3.3 3 2-5 01100111 11211211 297-362      
20180621 81.5 97 35 53 2.8 3 2-4 11110100 11121211 342-404 1    
20180620 82.1 74 52 54 4.8 5 2-9 02221111 12331211 391-453      
20180619 76.6 73 57 41 5.1 5 3-9 12221111 21332111 431-569      
20180618 73.7 65 29 28 15.6 16 7-27 43433222 55443222 344-550      
20180617 72.3 50 39 15 3.8 4 2-6 11100122 21211322 273-360      
20180616 70.5 37 15 13 1.8 2 0-3 01000001 11111211 281-307      

This page is normally updated once a day by Jan Alvestad. Solar wind speed is preliminary. Ap and Kp values in red are based on the definitive Potsdam WDC data. Flare enhanced and erroneous solar flux measurements are replaced by other same day measurements (QC).

[Solar Terrestrial Activity Report]