Path: news.cs.tut.fi!news.funet.fi!sunic!pipex!howland.reston.ans.net!cs.utexas.edu!asuvax!ennews!stat!david Newsgroups: rec.radio.info Message-ID: <9410180625.AA08622@rho.uleth.ca> From: oler@ultrix.uleth.ca (Cary Oler) Subject: Daily Summary of Ionospheric Data for 17 October Date: Tue, 18 Oct 94 0:25:43 MDT Approved: rec-radio-info@stat.com Sender: news Lines: 241 From: oler@ultrix.uleth.ca (Cary Oler) Message-Id: <9410180625.AA08622@rho.uleth.ca> Subject: Daily Summary of Ionospheric Data for 17 October Date: Tue, 18 Oct 94 0:25:43 MDT --------------------------------------- DAILY IONOSPHERIC SUMMARY FOR 17 OCT 94 --------------------------------------- M-FACTORS FOR 3000 KM DISTANCES - M(3000)F2 ------------------------------------------- ASH SAL TOM SVE DIX UPS WLP VBG GOO EIE TAO CHU LEA --- --- --- --- --- --- --- --- --- --- --- --- --- 00Z: 2.9 3.2 3.0 3.1 3.6 3.0 3.6 3.6 3.3 01Z: 2.9 3.5 3.0 2.9 3.0 3.6 3.0 3.5 3.1 02Z: 2.9 3.2 4.1 2.9 2.8 2.9 3.6 2.8 3.5 3.2 03Z: 3.0 3.3 3.2 3.2 3.0 2.9 3.2 3.0 04Z: 3.5 3.3 3.7 2.6 3.5 3.1 3.2 3.2 05Z: 3.4 3.4 3.3 3.0 3.0 3.0 3.0 B 3.3 3.1 06Z: 3.2 3.4 2.7 3.0 3.4 2.9 3.1 B 2.7 3.2 3.1 07Z: 3.3 3.2 3.0 3.2 3.1 A 2.9 3.5 3.1 08Z: 3.2 3.5 3.5 2.9 3.3 A 2.9 3.5 3.2 09Z: 3.1 3.4 3.0 3.2 3.0 3.0 B 3.3 10Z: 3.3 3.3 3.2 3.4 3.2 2.9 3.4 2.8 3.4 3.2 11Z: 3.2 3.4 2.9 3.2 3.5 3.1 3.6 3.2 12Z: 3.5 3.4 3.0 3.3 3.5 3.0 3.4 3.3 R 2.9 13Z: 3.4 3.3 3.2 3.2 3.1 3.6 3.1 3.4 2.9 3.2 G 3.1 14Z: 3.1 3.1 3.3 3.2 2.8 3.4 3.5 3.4 3.1 3.2 3.3 2.9 15Z: 3.2 3.1 3.1 3.0 3.4 3.4 3.5 3.4 3.0 3.3 3.5 16Z: 3.1 2.9 3.1 3.4 3.4 3.3 3.0 3.6 3.3 3.2 17Z: 3.1 3.0 3.1 2.9 3.1 3.5 3.2 3.3 3.0 18Z: 2.9 3.1 3.0 3.0 3.3 3.3 3.2 3.5 3.3 3.2 3.0 19Z: 3.3 3.1 3.4 3.3 3.6 3.3 2.9 20Z: 3.4 3.2 3.5 3.0 3.0 F 2.9 21Z: 3.4 3.3 3.4 3.5 3.0 22Z: 23Z: ========================================= Estimated Average Global M(3000)F2: 3.20. MINIMUM OBSERVED FREQUENCIES - FMIN (MHz) ----------------------------------------- ASH SAL TOM SVE DIX --- --- --- --- --- 00Z: 2.0 1.0 1.6 01Z: 2.0 1.1 1.6 02Z: 2.0 1.0 1.5 1.6 03Z: 2.0 1.0 1.4 04Z: 2.0 1.8 1.0 1.0 05Z: 2.0 1.0 1.0 1.0 06Z: 2.0 1.9 1.4 1.0 1.7 07Z: 1.9 1.6 1.0 08Z: 2.0 1.2 1.0 1.4 09Z: 2.0 1.7 1.2 1.0 10Z: 2.0 1.2 1.0 1.5 11Z: 2.0 1.0 1.0 1.0 12Z: 2.0 1.0 1.2 1.0 1.0 13Z: 2.0 1.0 1.4 1.0 1.0 14Z: 2.0 1.0 1.2 1.8 1.0 15Z: 2.0 1.0 1.5 1.8 1.0 16Z: 1.5 1.6 1.8 1.0 17Z: 2.0 1.0 1.3 1.6 18Z: 2.0 1.0 1.4 1.6 1.0 19Z: 20Z: 21Z: 22Z: 23Z: CRITICAL SPORADIC E-LAYER FREQUENCIES - Es (MHz) ------------------------------------------------ ASH SAL TOM SVE DIX --- --- --- --- --- 00Z: 3.0 01Z: 3.2 02Z: 03Z: 1.8 04Z: 2.2 05Z: 3.2 3.0 06Z: 3.4 3.0 2.0 07Z: 3.0 08Z: 4.0 2.6 3.0 2.0 09Z: 5.2 3.0 10Z: 4.0 2.1 3.0 2.0 11Z: 1.8 3.0 12Z: 3.0 3.1 3.0 13Z: 2.8 1.5 14Z: 1.8 2.2 15Z: 2.3 2.3 16Z: 5.4 17Z: 18Z: 2.9 2.8 19Z: 20Z: 21Z: 22Z: 23Z: OBSERVED CRITICAL F2 LAYER FREQUENCIES (MHz) -------------------------------------------- ASH SAL TOM SVE DIX WAR UPS WLP OTI VBG GOO EIE TAO CHU LEA ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 00Z: 4.5 2.2 2.3 3.3 3.8 7.5 4.1 5.4 6.9 6.6 01Z: 3.8 3.4 2.3 3.3 2.8 3.4 6.0 3.4 5.3 6.7 02Z: 3.4 3.2 4.9 2.4 3.3 2.0 3.3 3.1 2.7 5.1 6.8 03Z: 5.6 3.4 6.0 3.1 3.0 3.0 2.5 3.9 7.0 04Z: 6.6 4.2 6.0 5.5 2.5 3.1 3.3 2.0 3.6 7.6 05Z: 6.7 4.8 6.0 6.0 3.8 2.5 3.2 2.9 B 3.5 7.6 06Z: 6.8 5.5 7.5 6.0 5.0 5.5 3.2 3.2 B 2.1 10.4 6.8 07Z: 5.2 6.7 6.5 6.2 3.2 3.3 A 2.0 9.7 6.8 08Z: 8.2 7.1 6.5 5.1 6.4 3.2 3.2 A 2.6 8.8 7.2 09Z: 8.4 5.8 6.5 6.5 3.4 3.3 B 7.2 10Z: 6.4 6.1 6.3 5.1 3.0 3.4 3.8 2.4 5.7 6.6 11Z: 6.8 5.1 5.2 6.3 4.3 3.5 4.8 5.8 12Z: 7.4 4.7 4.0 6.0 3.4 5.6 4.6 3.4 5.3 1.8 R 5.1 13Z: 7.0 4.1 3.4 5.3 3.5 6.4 5.8 3.5 5.9 3.3 3.7 G 4.6 14Z: 6.2 3.7 3.2 4.8 3.5 6.5 5.9 5.0 6.8 2.1 3.2 4.8 4.8 15Z: 4.4 3.1 2.9 4.0 3.2 6.4 6.8 5.8 6.8 3.6 5.0 4.7 16Z: 2.6 2.8 3.0 3.4 7.4 6.6 6.6 6.9 2.8 3.9 5.5 4.2 17Z: 3.5 2.5 2.8 3.0 7.8 6.9 7.4 3.5 3.6 4.0 18Z: 3.4 2.2 3.0 2.8 7.9 7.2 7.8 7.4 4.7 3.3 6.2 4.3 19Z: 8.0 8.8 7.7 5.4 3.8 6.3 4.3 20Z: 7.9 8.9 6.6 5.6 2.5 F 3.8 21Z: 7.9 8.8 6.2 5.6 3.7 22Z: 23Z: ========================================= Estimated Average Global foF2: 4.91 MHz. MAXIMUM USABLE FREQUENCIES FOR 3000 KM PATHS (MHz) - MUF(3000) -------------------------------------------------------------- ASH SAL TOM SVE DIX UPS WLP VBG GOO EIE TAO CHU LEA ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 00Z: 13.1 7.0 6.9 11.8 27.0 12.3 19.4 24.8 21.8 01Z: 11.0 11.9 6.9 8.1 10.2 21.6 10.2 18.6 20.8 02Z: 9.9 10.2 20.1 7.0 5.7 9.6 11.2 7.6 17.9 21.8 03Z: 16.8 11.2 19.2 9.6 9.0 7.2 12.5 21.0 04Z: 23.1 13.9 22.2 8.1 11.6 6.2 11.5 24.3 05Z: 22.8 16.3 19.8 18.0 7.5 9.6 8.7 B 11.6 23.6 06Z: 21.8 18.7 20.2 18.0 17.0 9.3 9.9 B 5.7 33.3 21.1 07Z: 17.2 21.4 19.5 10.2 10.2 A 5.8 34.0 21.1 08Z: 26.2 24.9 17.9 9.3 10.6 A 7.5 30.8 23.0 09Z: 26.0 19.7 19.5 20.8 10.2 9.9 B 23.8 10Z: 21.1 20.1 20.2 17.3 9.6 9.9 12.9 6.7 19.4 21.1 11Z: 21.8 17.3 15.1 20.2 15.1 10.8 17.3 18.6 12Z: 25.9 16.0 12.0 11.2 19.6 10.2 18.0 5.9 R 14.8 13Z: 23.8 13.5 10.9 17.0 10.8 23.0 10.8 20.1 9.6 11.8 G 14.3 14Z: 19.2 11.5 10.6 15.4 9.8 22.1 17.5 23.1 6.5 10.2 15.8 13.9 15Z: 14.1 9.6 9.0 12.0 10.9 21.8 20.3 23.1 10.8 16.5 16.4 16Z: 8.1 8.1 10.5 25.2 22.4 22.8 8.4 14.0 18.1 13.4 17Z: 10.8 7.5 8.7 8.7 24.2 25.9 11.2 11.9 12.0 18Z: 9.9 6.8 9.0 8.4 26.1 25.7 23.7 16.4 10.9 19.8 12.9 19Z: 26.4 27.3 26.2 17.8 13.7 20.8 12.5 20Z: 26.9 28.5 23.1 16.8 7.5 F 11.0 21Z: 26.9 29.0 21.1 19.6 11.1 22Z: 23Z: =============================================== Estimated Average Global MUF(3000)F2: 15.71 MHz. OBSERVED TOTAL IONOSPHERIC ELECTRON CONTENT ------------------------------------------- BOU TAO ANC PAL CNV ---- ---- ---- ---- ---- 00Z: 260 190 460 01Z: 230 190 490 02Z: 180 170 430 03Z: 180 150 280 04Z: 170 120 160 05Z: 170 110 91 06Z: 180 110 85 07Z: 180 110 76 08Z: 180 100 55 09Z: 180 100 43 10Z: 180 96 36 11Z: 180 93 33 12Z: 170 92 29 13Z: 180 90 29 14Z: 90 29 15Z: 180 89 30 16Z: 200 92 31 17Z: 230 120 74 18Z: 260 150 130 19Z: 280 170 140 20Z: 280 190 180 21Z: 280 210 250 22Z: 260 210 23Z: 240 LIST OF REPORTING STATIONS AND THE SATELLITES THEY USE TO MEASURE TEC: ASH = Ashkhabad USSR (N37E058) SAL = Salekhard USSR (N66E066) TOM = Tomsk USSR (N56E085) SVE = Sverdlovsk USSR (N56E061) DIX = Dixon USSR (N74E081) WAR = Warsaw Poland (N52W021) UPS = Uppsala Sweden (N60E018) BOU = Boulder CO USA (N40W105) WLP = Wallops Island VA USA (N37W075) OTI = Ottawa Canada (N45W076) 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) LEA = Learmonth Australia (S21E115) ANC = Anchorage AK USA (N61W150) PAL = Palehua HI USA (N21W158) CNV = Cape Canaveral FL USA (N28W080) 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.