AR.5002.44 Confidence: 25% PACIFIC flags: Severe F-spread, F2x cusp not found, Multiple candidates for F2o cusp, F2 cusps do not match, 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) 22:30:00 FF202628910162230009039031101000005015000000001107501000080502560000000040000 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 5.6 330.000 330.000 330.000 330.000 330.000 330.000 330.000 330.000 330.000 330.000 330.000 340.000 340.000 340.000 340.000 340.000 340.000 340.636 341.679 343.706 349.347 447.989 81 78 69 63 0 75 75 75 72 69 0 0 66 66 69 72 75 72 69 66 69 54 -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 -0.390625 -0.390625 -0.390625 -0.390625 0.390625 0.390625 -0.390625 0.390625 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 143.507 145.0 150.0 155.0 160.0 165.0 170.0 175.0 177.015 180.0 185.0 190.0 195.0 200.0 205.0 210.0 210.522 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 304.443 305.0 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 0.2 0.234 0.307 0.343 0.354 0.351 0.343 0.329 0.308 0.279 0.238 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.214 0.237 0.26 0.283 0.306 0.329 0.352 0.354 0.454 0.589 0.76 0.973 1.231 1.533 1.871 2.237 2.623 3.021 3.425 3.826 4.217 4.587 4.923 5.208 5.426 5.561 5.6 5.6 5.573 5.508 5.409 5.283 5.136 4.971 4.794 4.607 4.415 4.221 4.026 3.832 3.642 3.455 3.274 3.098 2.929 2.767 2.611 2.463 2.321 2.186 2.059 1.937 1.823 1.714 1.612 1.515 1.424 1.338 1.257 1.18 1.108 1.041 0.977 0.917 0.861 0.808 0.759 0.712 0.668 0.627 0.589 0.552 0.518 0.486 0.456 0.428 0.402 0.377 0.354 0.332 0.311 0.292 0.274 0.257 0.241 0.226 0.212 -18.791 2.435 -0.142 -92.835 -1.766 1.541 -1.282 0.421