AR.5002.44 Confidence: 45% PACIFIC flags: Severe F-spread, F2x cusp not found, Multiple candidates for F2o cusp, One of F2 cusps was derived from the other, Unidentified traces above foF2 Dr. Mangalathayil Ali Abdu INPE, Division of Aeronomy

Av dos Astronautas, 1.758 Jd. Granja - CEP: 12227-010 Sao Jose dos Campos - SP Brasil

maabdu@dae.inpe.br 2026.10.16 (289) 02:50:00 FF202628910160250009039031101000005015000000001107501000080502560000000040000 4.35 4.4 4.45 4.5 4.55 4.6 4.65 4.7 4.75 4.8 4.85 4.9 4.95 5.0 5.05 5.1 5.15 5.2 5.25 5.3 5.35 5.4 5.45 5.5 255.000 255.833 256.667 257.500 258.333 259.167 260.000 265.000 270.000 265.000 260.000 265.000 270.000 270.366 270.804 271.339 272.005 272.858 273.990 275.563 277.900 281.732 289.174 309.861 81 78 0 0 75 0 75 75 78 75 75 75 78 75 75 75 72 81 75 78 69 75 72 69 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 143.833 145.0 150.0 155.0 160.0 165.0 170.0 175.0 177.667 180.0 185.0 190.0 195.0 200.0 205.0 210.0 211.5 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 255.288 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 0.2 0.234 0.307 0.343 0.354 0.351 0.343 0.329 0.309 0.281 0.241 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.211 0.233 0.256 0.279 0.302 0.324 0.347 0.354 0.545 0.932 1.491 2.218 3.063 3.936 4.72 5.28 5.499 5.5 5.42 5.195 4.874 4.499 4.1 3.702 3.317 2.956 2.623 2.32 2.047 1.802 1.585 1.392 1.221 1.071 0.938 0.822 0.72 0.63 0.552 0.483 0.423 0.37 0.324 0.283 0.248 0.217 -18.791 2.435 -0.142 -43.791 -0.136 0.174 -0.1 0.065