Lines: 245 Subject: Daily Summary of Ionospheric Data for 14 February Followup-To: rec.radio.amateur.misc,rec.radio.shortwave Approved: rec-radio-info@ve6mgs.ampr.ab.ca Path: news.cs.tut.fi!news.funet.fi!sunic!EU.net!howland.reston.ans.net!wupost!gumby!destroyer!nntp.cs.ubc.ca!alberta!ve6mgs!usenet Date: Tue, 15 Feb 1994 00:18:25 MST From: oler@rho.uleth.ca (Cary Oler) Newsgroups: rec.radio.info Message-ID: <9402150718.AA20222@rho.uleth.ca> --------------------------------------- DAILY IONOSPHERIC SUMMARY FOR 14 FEB 94 --------------------------------------- M-FACTORS FOR 3000 KM DISTANCES - M(3000)F2 ------------------------------------------- MUR SVE SAL MAG ASH TOM UPS BOU WLP MAU VBG GOO EIE TAO CHU KEA ARG BER NIC DYS LEA --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- 00Z: 3.0 3.8 3.0 3.0 3.2 A B 3.5 3.1 B 3.1 3.7 3.8 2.8 01Z: 3.4 2.8 2.8 3.1 3.4 A B 3.3 3.1 B B 3.4 3.3 2.9 02Z: 3.3 3.2 2.7 3.2 3.2 A 3.2 3.6 3.2 B B 2.8 3.3 2.4 03Z: 3.3 3.1 2.3 3.2 3.2 A 4.2 3.4 3.2 B B 2.9 2.9 2.7 04Z: 3.4 3.2 2.8 2.5 3.4 2.9 A 2.6 2.8 3.4 B A 2.9 A 2.9 05Z: 3.1 3.4 3.2 2.8 2.7 3.3 3.1 A 4.2 3.2 3.3 B 3.3 3.5 2.8 2.7 06Z: 3.5 3.5 2.7 3.5 3.1 B 2.9 3.2 3.6 B 3.6 2.8 07Z: 3.3 3.0 2.8 3.3 B 3.7 3.3 2.8 B B 3.0 08Z: 3.4 3.2 3.3 3.4 3.2 3.1 B A 3.5 3.2 B B 2.8 09Z: 2.8 3.3 3.2 3.0 3.4 A 2.8 2.9 B A 3.4 2.9 B B 2.9 10Z: 3.1 3.2 3.2 3.5 2.6 F 3.0 B A 3.1 F B B 2.9 11Z: 3.3 2.8 2.9 3.5 2.8 3.5 3.2 B A 3.5 3.6 B 3.7 2.9 12Z: 3.3 3.3 2.6 3.1 3.3 3.6 3.7 3.4 3.4 4.0 3.4 3.7 B 3.5 3.0 13Z: 3.1 2.7 3.0 3.3 3.3 3.5 3.3 3.3 B 3.7 3.5 A 3.8 2.9 14Z: 2.8 3.0 3.3 3.4 3.2 3.0 3.1 A 3.7 R 3.3 B 3.9 2.7 15Z: 2.9 3.0 3.0 3.0 3.2 3.0 3.3 3.1 A 3.2 B 3.0 3.2 3.5 3.3 3.0 16Z: 3.0 3.0 3.1 3.3 3.4 B B 2.8 B 3.3 B 3.1 3.6 2.9 17Z: 2.7 2.5 3.0 3.2 3.5 3.2 3.0 B 3.0 B 3.5 3.2 3.4 3.0 2.8 18Z: 2.5 2.8 3.1 3.4 3.0 B 2.8 B 3.1 3.8 3.9 3.0 19Z: 3.2 3.3 2.9 B 3.1 F 3.2 3.3 3.4 3.1 20Z: 3.2 3.3 3.4 B 3.9 3.0 3.5 B 3.4 3.0 21Z: 3.3 3.4 B 3.1 2.8 F 3.5 3.8 3.4 2.5 22Z: 3.1 3.1 A B 2.9 R B 4.1 3.1 3.0 23Z: 3.7 3.3 A A 3.9 B 3.7 3.3 2.7 ========================================= Estimated Average Global M(3000)F2: 3.19. MINIMUM OBSERVED FREQUENCIES - FMIN (MHz) ----------------------------------------- MUR SVE SAL MAG ASH TOM --- --- --- --- --- --- 00Z: 1.6 01Z: 1.5 1.3 02Z: 1.5 1.0 03Z: 1.5 1.5 2.1 04Z: 1.0 1.5 2.7 05Z: 1.0 3.0 1.6 2.9 06Z: 1.0 1.4 2.9 07Z: 2.8 08Z: 1.0 1.0 2.0 2.8 09Z: 1.0 3.2 1.2 2.0 2.6 10Z: 1.0 1.0 2.0 2.4 11Z: 1.0 3.6 1.0 2.0 1.9 12Z: 2.6 1.0 2.4 1.0 2.0 1.0 13Z: 1.0 1.8 1.0 2.0 1.0 14Z: 1.8 1.0 2.0 1.6 15Z: 1.0 1.0 2.0 2.1 16Z: 1.0 2.0 1.0 17Z: 1.7 1.0 1.0 18Z: 2.0 1.0 2.0 1.0 19Z: 20Z: 21Z: 22Z: 23Z: CRITICAL SPORADIC E-LAYER FREQUENCIES - Es (MHz) ------------------------------------------------ SVE SAL MAG ASH TOM --- --- --- --- --- 00Z: 01Z: 2.3 02Z: 2.3 2.0 03Z: 04Z: 3.0 05Z: 4.2 06Z: 4.2 07Z: 08Z: 4.2 1.2 4.0 09Z: 4.0 3.9 10Z: 5.0 3.9 11Z: 4.0 3.2 12Z: 4.2 13Z: 2.7 1.9 2.6 14Z: 15Z: 16Z: 17Z: 4.5 18Z: 3.3 19Z: 20Z: 21Z: 22Z: 23Z: OBSERVED CRITICAL F2 LAYER FREQUENCIES (MHz) -------------------------------------------- MUR SVE SAL MAG ASH TOM UPS POI BOU WLP OTI MAU VBG GOO EIE TAO CHU KEA ARG BER NIC DYS LEA ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 00Z: 2.9 2.7 7.0 4.2 15.3 7.7 A B 7.2 15.3 B 3.8 3.2 6.0 4.0 01Z: 5.4 2.0 2.6 2.3 15.7 5.7 A B 9.3 15.7 B B 2.4 3.2 5.4 02Z: 5.8 3.0 2.0 2.2 15.0 4.8 A 4.7 10.6 15.0 B B 2.4 4.3 5.5 03Z: 2.0 6.0 3.6 2.2 2.6 12.5 4.5 A 3.9 8.6 12.5 B B 2.2 3.2 5.9 04Z: 3.0 5.7 4.6 2.2 2.2 2.4 12.3 3.4 A 3.5 9.5 12.3 B A 2.6 A 6.1 05Z: 4.0 3.8 6.2 5.2 2.0 1.8 2.5 8.4 3.2 A 3.3 11.8 8.4 B 3.0 5.5 3.5 5.8 06Z: 4.0 6.3 6.0 2.0 2.9 4.1 2.9 B 2.9 11.6 4.1 B 2.9 6.3 07Z: 6.0 3.4 2.0 3.9 2.9 B 9.5 12.4 3.9 B B 6.0 08Z: 5.0 5.2 7.5 6.4 5.4 4.5 2.6 B A 11.7 4.5 B B 5.2 09Z: 5.3 14.4 3.6 7.6 6.4 A 4.7 2.7 B A 10.5 4.7 B B 5.3 10Z: 5.8 2.3 7.8 6.1 2.4 5.4 3.0 B A 10.4 5.4 B B 5.1 11Z: 5.3 14.5 1.9 6.8 5.2 2.9 6.4 3.3 B A 8.3 6.4 B 4.6 5.4 12Z: 4.3 5.3 14.0 1.7 6.5 4.6 5.4 4.0 3.0 4.3 4.5 6.8 4.0 B 6.2 5.1 13Z: 4.3 12.8 1.6 4.0 3.7 6.1 4.4 3.9 2.7 4.7 B 5.9 3.9 A 7.4 4.6 14Z: 4.0 1.5 4.9 2.4 7.0 5.7 3.1 3.2 5.2 A 3.8 R 3.1 B 7.4 4.1 15Z: 2.6 2.1 3.9 2.7 7.2 5.7 2.3 5.1 5.7 A 3.2 B 2.3 6.6 7.2 7.4 4.2 16Z: 4.0 2.1 8.0 6.6 2.5 7.1 B B 2.9 B 2.5 B 7.4 8.3 4.1 17Z: 3.0 2.3 2.0 9.4 7.3 4.7 9.9 7.6 B 3.1 B 4.7 7.5 7.3 8.8 4.0 18Z: 3.0 3.2 8.2 7.1 10.0 7.2 B 3.1 B 7.3 7.4 6.7 3.9 19Z: 8.6 9.1 6.2 B 3.5 6.1 7.5 8.5 9.8 4.1 20Z: 8.3 9.3 4.4 B 2.4 6.5 5.9 B 9.9 4.3 21Z: 7.4 9.5 B 4.9 1.9 F 4.0 6.1 9.2 2.8 22Z: 6.2 8.5 A B 2.4 R B 2.7 8.0 3.2 23Z: 5.5 9.5 A A 5.9 B 3.7 9.0 4.4 ========================================= Estimated Average Global foF2: 5.57 MHz. MAXIMUM USABLE FREQUENCIES FOR 3000 KM PAT -------------------------------------------------------------- MUR SVE SAL MAG ASH TOM UPS BOU WLP MAU VBG GOO EIE TAO CHU KEA ARG BER NIC DYS LEA ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 00Z: 8.7 26.4 12.6 46.7 24.6 A B 25.2 47.4 B 11.8 11.8 22.8 11.2 01Z: 18.4 5.6 7.4 48.7 19.4 A B 30.7 48.7 B B 8.2 10.6 15.7 02Z: 19.1 9.6 5.3 48.0 15.4 A 15.0 38.2 48.0 B B 6.7 14.2 13.2 03Z: 19.8 11.2 6.0 39.4 14.4 A 16.4 29.2 40.0 B B 6.4 9.3 15.9 04Z: 19.4 14.7 6.2 6.0 41.8 9.9 A 9.1 26.6 41.8 B A 7.5 A 17.7 05Z: 11.8 21.1 16.6 5.7 6.8 27.7 9.9 A 13.9 37.8 27.7 B 9.9 19.2 9.8 15.7 06Z: 22.1 21.0 7.8 14.6 9.0 B 8.4 37.1 14.8 B 10.4 17.6 07Z: 19.8 6.0 10.9 9.6 B 35.2 40.9 10.9 B B 18.0 08Z: 17.7 24.0 21.1 18.4 14.4 8.1 B A 41.0 14.4 B B 14.6 09Z: 14.8 47.5 11.5 22.8 21.8 A 13.4 7.8 B A 35.7 13.6 B B 15.4 10Z: 18.0 7.4 25.0 21.4 6.2 F 9.0 B A 32.2 F B B 14.8 11Z: 47.8 5.3 19.7 18.2 8.1 22.7 10.6 B A 29.1 23.0 B 17.0 15.7 12Z: 14.2 46.2 4.4 20.1 15.2 19.4 14.8 10.2 14.6 18.0 23.1 14.8 B 21.7 15.3 13Z: 39.7 4.3 12.0 12.2 20.1 13.7 8.9 15.5 B 21.8 13.7 A 28.1 13.3 14Z: 4.2 14.7 7.9 23.8 10.1 9.6 16.1 A 14.1 R 10.2 B 28.9 11.1 15Z: 7.5 6.3 11.7 8.1 23.0 6.9 16.8 17.7 A 10.2 B 6.9 21.1 25.2 24.4 12.6 16Z: 12.0 6.3 24.8 8.2 24.1 B B 8.1 B 8.2 B 22.9 29.9 11.9 17Z: 8.1 5.8 6.0 30.1 16.2 31.7 22.8 B 9.3 B 16.4 24.0 24.8 26.4 11.2 18Z: 7.5 9.0 25.4 34.0 21.6 B 8.7 B 22.6 28.1 26.1 11.7 19Z: 27.5 30.0 18.0 B 10.8 F 24.0 28.0 33.3 12.7 20Z: 26.6 30.7 15.0 B 9.4 19.5 20.6 B 33.7 12.9 21Z: 24.4 32.3 B 15.2 5.3 F 14.0 23.2 31.3 7.0 22Z: 19.2 26.3 A B 7.0 R B 11.1 24.8 9.6 23Z: 20.4 31.4 A A 23.0 B 13.7 29.7 11.9 =============================================== Estimated Average Global MUF(3000)F2: 17.74 MHz. OBSERVED TOT ------------------------------------------- BOU TAO ANC CNV PAL SHE OSA ---- ---- ---- ---- ---- ---- ---- 00Z: 160 240 180 01Z: 86 360 100 760 02Z: 82 460 95 640 03Z: 43 470 100 450 04Z: 35 460 100 330 05Z: 34 530 120 140 06Z: 33 440 120 68 07Z: 35 400 120 58 08Z: 34 330 120 64 09Z: 36 270 67 10Z: 40 220 73 11Z: 43 190 110 92 12Z: 47 110 71 13Z: 42 150 58 14Z: 140 200 38 15Z: 96 120 230 29 16Z: 160 110 280 32 17Z: 230 100 310 18Z: 96 390 120 19Z: 330 87 110 420 200 20Z: 360 77 180 360 280 21Z: 320 66 210 320 330 22Z: 280 110 280 250 430 23Z: 320 190 290 220 720 LIST OF REPORTING STATIONS AND THE SAT MUR = Murmansk USSR (N68E033) SVE = Sverdlovsk USSR (N56E061) SAL = Salekhard USSR (N66E066) MAG = Magadan USSR (N60E151) ASH = Ashkhabad USSR (N37E058) TOM = Tomsk USSR (N56E085) UPS = Uppsala Sweden (N60E018) POI = Poitiers France (N46E000) BOU = Boulder CO USA (N40W105) WLP = Wallops Island VA USA (N37W075) OTI = Ottawa Canada (N45W076) MAU = Maui HI USA (N20W157) VBG = Vandenberg AFB CA USA (N34W120) GOO = Goose Bay Canada (N53W060) EIE = Eielson AFB AK USA (N64W147) TAO = Taoyuan Taiwan (N25E121) CHU = Churchill Canada (N58W094) KEA = Keakawapu HI USA (N20W156) ARG = Argentia Canada (N48W053) BER = Bermuda Bermuda (N32W064) NIC = Nicosia Cyprus (N35E033) DYS = Dyess AFB TX USA (N32W099) LEA = Learmonth Australia (S21E115) ANC = Anchorage AK USA (N61W150) CNV = Cape Canaveral FL USA (N28W080) PAL = Palehua HI USA (N21W158) SHE = Shemya AK USA (N52E174) OSA = Osan AB Korea (N37E127) DESCRIPTIVE CODES WHICH MAY APPEAR IN THE FOF2, M(3000), OR SID SECTIONS: A = Blanketing Sporadic E B = Complete Absorption C = Equipment Problems D = Frequency Higher than Equipment E = Frequency Lower than Equipment F = Spread Echoes G = FOF2 is less than FOF1 I = Smoothed Value R = Attenuation Values in this experimental daily report have not been checked for errors and may occasionally contain a few. Total electron content values are given in units of 10^15 electrons per square meter.