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 2026.10.26 (299) 01:20:00 FF202629910260120009039031101000005014000000001107501000080502560000000040000 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 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 5.6 275.000 273.000 271.000 269.000 267.000 265.000 275.000 275.000 276.154 277.308 278.462 279.615 280.769 281.923 283.077 284.231 285.385 286.538 287.692 288.846 290.000 293.750 297.500 301.250 305.000 305.000 305.000 300.000 302.308 304.615 306.923 307.391 307.908 308.482 309.123 309.842 310.657 311.586 312.656 313.902 315.371 317.128 319.268 321.930 325.334 329.837 336.078 345.300 360.310 66 75 0 0 0 0 0 69 69 0 0 0 0 0 0 0 0 0 0 0 63 72 0 60 69 66 60 60 0 0 0 60 63 0 0 0 0 0 0 0 0 57 0 0 0 0 0 57 0 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 1.171875 -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 -2.734375 0.390625 -0.390625 0.390625 -1.171875 -0.390625 -0.390625 1.953125 1.171875 -0.390625 1.171875 0.390625 0.390625 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 145.0 146.167 150.0 155.0 160.0 165.0 170.0 175.0 180.0 182.333 185.0 190.0 195.0 200.0 205.0 210.0 215.0 218.5 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 291.612 295.0 300.0 305.0 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 0.2 0.234 0.307 0.343 0.354 0.352 0.345 0.333 0.315 0.291 0.258 0.213 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.211 0.233 0.254 0.275 0.297 0.318 0.339 0.354 0.406 0.581 0.798 1.081 1.444 1.882 2.373 2.892 3.418 3.934 4.42 4.857 5.217 5.471 5.592 5.6 5.584 5.51 5.384 5.218 5.021 4.803 4.571 4.331 4.088 3.847 3.61 3.38 3.159 2.947 2.745 2.554 2.373 2.204 2.045 1.896 1.757 1.627 1.507 1.395 1.291 1.194 1.104 1.021 0.944 0.873 0.807 0.746 0.689 0.637 0.588 0.544 0.502 0.464 0.429 0.396 0.366 0.338 0.312 0.289 0.267 0.246 0.228 0.21 -18.791 2.435 -0.142 -73.547 -0.0090 0.615 -0.705 0.534