AR.5002.44 Confidence: 60% PACIFIC flags: Moderate F-spread, Multiple candidates for F2x cusp, 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 2026.04.01 (091) 07:30:00 FF202609104010730009039031101000005018000000001107501000080502560000000040000 2.6 2.65 2.7 2.75 2.8 2.85 2.9 2.95 3.0 3.05 3.1 3.15 3.2 3.25 3.3 3.35 3.4 3.45 3.5 3.55 3.6 3.65 3.7 3.75 3.8 3.85 3.9 3.95 4.0 4.05 4.1 4.15 4.2 4.25 4.3 4.35 4.4 4.45 4.5 250.000 255.000 255.000 255.000 260.000 262.500 265.000 261.250 257.500 253.750 250.000 260.000 260.000 260.000 260.000 260.000 260.000 260.000 265.000 265.000 267.500 270.000 270.000 270.000 272.000 274.000 276.000 278.000 280.000 282.815 286.182 290.283 295.386 301.909 310.541 322.503 340.180 368.957 424.070 63 57 0 69 63 60 63 66 66 0 75 0 0 0 0 75 0 81 72 78 0 78 75 72 0 0 0 0 69 60 0 69 0 66 0 0 60 57 54 -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 -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 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 142.667 145.0 150.0 155.0 160.0 165.0 170.0 175.0 175.333 180.0 185.0 190.0 195.0 200.0 205.0 208.0 210.0 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 276.387 280.0 285.0 290.0 295.0 300.0 305.0 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 0.2 0.234 0.307 0.343 0.354 0.351 0.343 0.328 0.306 0.275 0.231 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.222 0.246 0.269 0.293 0.316 0.34 0.354 0.398 0.567 0.811 1.125 1.547 2.153 2.876 3.44 3.822 4.085 4.268 4.392 4.467 4.498 4.5 4.492 4.456 4.395 4.312 4.212 4.097 3.971 3.837 3.697 3.553 3.407 3.26 3.115 2.971 2.83 2.692 2.558 2.429 2.304 2.184 2.068 1.958 1.852 1.752 1.656 1.565 1.478 1.396 1.318 1.244 1.174 1.107 1.045 0.985 0.929 0.876 0.826 0.779 0.734 0.692 0.653 0.615 0.58 0.546 0.515 0.485 0.457 0.431 0.406 0.383 0.361 0.34 0.32 0.302 0.284 0.268 0.252 0.238 0.224 0.211 -18.791 2.435 -0.142 -80.518 20.615 -11.775 4.647 -1.356