AR.5002.44 Confidence: 70% PACIFIC flags: Moderate F-spread, Multiple candidates for F2x cusp, Multiple candidates for F2o cusp, 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 2026.02.27 (058) 04:10:00 FF202605802270410009039031101000005018000000001107501000080502560000000040000 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 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 6.35 6.4 6.45 6.5 6.55 6.6 6.65 6.7 6.75 6.8 6.85 6.9 6.95 7.0 7.05 7.1 7.15 7.2 7.25 7.3 7.35 7.4 7.45 7.5 265.000 266.250 267.500 268.750 270.000 275.000 275.000 275.000 270.000 270.000 270.000 270.000 270.000 270.000 272.500 275.000 275.000 275.000 275.000 280.000 285.000 290.000 295.000 300.000 300.000 300.000 300.000 307.500 315.000 320.000 319.583 319.167 318.750 318.333 317.917 317.500 317.083 316.667 316.250 315.833 315.417 315.000 314.583 314.167 313.750 313.333 312.917 312.500 312.083 311.667 311.250 310.833 310.417 310.000 310.000 315.000 315.000 315.000 315.000 315.000 315.000 315.000 315.000 315.000 315.000 315.000 315.000 315.000 315.000 315.000 317.500 320.000 320.000 320.000 320.641 321.373 322.214 323.194 324.347 325.725 327.402 329.485 332.142 335.651 340.497 347.623 359.139 380.898 437.527 72 0 0 0 66 72 0 75 63 0 0 72 0 0 0 69 66 60 63 60 66 66 63 63 69 63 60 54 57 57 0 0 0 57 0 0 0 48 0 51 54 57 63 0 60 60 0 0 66 0 63 63 72 69 63 69 72 66 72 66 66 75 0 63 63 66 66 0 69 69 69 69 69 66 66 66 0 63 66 63 57 0 57 66 57 60 0 0 51 -0.390625 -1.171875 -1.171875 -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 -0.390625 -1.171875 -1.171875 -1.171875 -1.171875 -0.390625 -0.390625 -0.390625 -0.390625 -1.171875 -0.390625 -1.171875 -1.171875 -0.390625 -1.171875 -0.390625 -1.953125 -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 -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 -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 1.171875 -1.953125 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 145.0 146.167 150.0 155.0 160.0 165.0 170.0 175.0 180.0 182.333 185.0 190.0 195.0 200.0 205.0 210.0 215.0 218.5 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 308.207 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 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 0.387 0.53 0.734 1.009 1.35 1.745 2.181 2.652 3.152 3.677 4.223 4.784 5.349 5.906 6.431 6.894 7.252 7.461 7.5 7.495 7.431 7.303 7.123 6.903 6.651 6.377 6.089 5.793 5.493 5.195 4.902 4.616 4.338 4.072 3.816 3.573 3.342 3.123 2.916 2.722 2.539 2.367 2.206 2.055 1.914 1.782 1.659 1.544 1.436 1.336 1.243 1.156 1.075 1.0 0.93 0.865 0.804 0.748 0.695 0.646 0.601 0.559 0.519 0.483 0.449 0.417 0.388 0.36 0.335 0.311 0.29 0.269 0.25 0.233 0.216 0.201 -18.791 2.435 -0.142 -87.666 -4.116 3.949 -2.118 0.244