AR.5002.44 Confidence: 60% PACIFIC flags: Severe 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 2026.04.05 (095) 05:30:00 FF202609504050530009039031101000005018000000001107501000080502560000000040000 2.45 2.5 2.55 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 4.4 280.000 280.000 280.000 282.857 285.714 288.571 291.429 294.286 297.143 300.000 305.000 310.000 315.000 320.000 326.000 332.000 338.000 344.000 350.000 355.000 356.875 358.750 360.625 362.500 364.375 366.250 368.125 370.000 361.667 353.333 345.000 345.000 340.000 335.000 340.706 348.206 358.503 373.522 397.476 441.716 66 72 0 0 0 0 66 0 72 63 0 0 63 66 0 0 0 0 60 0 54 54 0 0 0 57 54 57 0 51 60 54 0 0 63 0 0 0 0 57 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 -2.734375 1.171875 1.953125 0.390625 1.171875 0.390625 -0.390625 0.390625 0.390625 -0.390625 1.171875 0.390625 0.390625 1.171875 -0.390625 0.390625 -0.390625 1.171875 -0.390625 1.171875 1.171875 -0.390625 1.171875 1.171875 0.390625 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 145.0 146.513 150.0 155.0 160.0 165.0 170.0 175.0 180.0 183.026 185.0 190.0 195.0 200.0 205.0 210.0 215.0 219.539 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 310.0 315.0 320.0 320.107 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 0.2 0.234 0.307 0.343 0.354 0.352 0.345 0.333 0.316 0.292 0.26 0.216 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.208 0.229 0.251 0.272 0.293 0.314 0.335 0.354 0.363 0.458 0.565 0.696 0.862 1.068 1.307 1.562 1.821 2.079 2.333 2.584 2.833 3.079 3.323 3.564 3.798 4.017 4.208 4.347 4.4 4.4 4.384 4.339 4.269 4.177 4.068 3.945 3.812 3.672 3.526 3.378 3.229 3.08 2.934 2.789 2.649 2.512 2.38 2.253 2.13 2.013 1.901 1.795 1.693 1.597 1.505 1.418 1.336 1.258 1.184 1.115 1.049 0.987 0.929 0.874 0.822 0.773 0.727 0.684 0.643 0.605 0.568 0.534 0.502 0.472 0.444 0.417 0.392 0.369 0.347 0.326 0.306 0.288 0.271 0.254 0.239 0.225 0.211 -18.791 2.435 -0.142 -95.285 -9.284 7.158 -4.778 1.621