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 2026.10.17 (290) 23:40:00 FF202629010172340009039031101000005015000000001107501000080502560000000040000 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 5.55 5.6 5.65 5.7 5.75 5.8 5.85 5.9 5.95 6.0 6.05 6.1 6.15 6.2 6.25 6.3 250.000 250.000 247.500 245.000 260.000 260.000 260.000 259.375 258.750 258.125 257.500 256.875 256.250 255.625 255.000 255.000 255.000 253.750 252.500 251.250 250.000 255.000 255.000 260.000 265.000 265.000 270.000 265.000 268.333 271.667 274.304 277.786 282.596 289.673 301.110 322.737 379.106 63 57 0 0 66 63 72 0 0 60 0 0 0 63 66 0 66 0 0 57 57 57 60 60 63 63 0 63 0 0 0 72 0 69 0 60 0 -0.390625 -0.390625 0.390625 0.390625 -0.390625 -0.390625 -0.390625 -1.171875 -1.171875 -1.171875 -0.390625 0.390625 0.390625 0.390625 -0.390625 -0.390625 0.390625 0.390625 1.171875 -0.390625 -0.390625 0.390625 0.390625 0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 1.953125 0.390625 1.171875 1.171875 0.390625 1.171875 0.390625 -1.953125 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 141.5 145.0 150.0 155.0 160.0 165.0 170.0 173.0 175.0 180.0 185.0 190.0 195.0 200.0 204.5 205.0 210.0 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 258.727 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 0.2 0.234 0.307 0.343 0.354 0.351 0.342 0.326 0.302 0.268 0.219 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.21 0.234 0.259 0.283 0.308 0.332 0.354 0.366 0.565 0.935 1.424 2.08 3.005 4.128 5.062 5.683 6.063 6.258 6.3 6.297 6.223 6.069 5.852 5.591 5.301 4.994 4.679 4.364 4.056 3.758 3.473 3.202 2.948 2.709 2.487 2.281 2.09 1.913 1.751 1.601 1.464 1.338 1.222 1.117 1.02 0.931 0.85 0.776 0.708 0.647 0.59 0.539 0.491 0.448 0.409 0.373 0.341 0.311 0.284 0.259 0.236 0.215 -18.791 2.435 -0.142 -58.744 8.909 -5.989 2.752 -1.155