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 2026.02.20 (051) 05:20:00 FF202605102200520009039031101000005018000000001107501000080502560000000040000 2.2 2.25 2.3 2.35 2.4 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 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 6.7 225.000 225.000 226.667 228.333 230.000 220.000 225.000 230.000 230.000 230.000 230.000 230.000 230.000 230.000 235.000 235.000 235.000 235.000 235.000 235.000 235.000 235.000 236.250 237.500 238.750 240.000 245.000 242.500 240.000 240.000 240.000 240.000 240.000 240.000 245.000 245.000 240.000 242.500 245.000 245.000 246.667 248.333 250.000 247.500 245.000 246.667 248.333 250.000 255.000 255.000 255.000 255.000 255.000 255.000 255.909 256.818 257.727 258.636 259.545 260.455 261.364 262.273 263.182 264.091 265.000 265.000 265.000 270.000 272.500 275.000 270.000 270.000 272.500 275.000 275.000 275.000 275.000 280.000 285.000 290.000 285.000 295.000 305.000 315.000 325.000 330.000 355.000 340.000 350.000 367.568 391.594 66 69 0 0 0 48 69 78 0 0 0 63 69 69 78 78 78 72 78 72 0 69 0 0 0 78 78 72 81 78 69 81 72 0 75 75 63 0 72 72 0 0 81 0 72 0 0 81 0 81 0 78 75 72 69 75 66 0 75 0 0 75 0 72 75 72 72 72 60 0 75 72 72 75 72 0 63 0 0 75 69 63 63 63 54 63 54 57 60 0 54 -0.390625 -0.390625 -2.734375 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 -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 1.171875 1.171875 1.171875 -0.390625 -0.390625 1.171875 1.171875 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 135.667 140.0 145.0 150.0 155.0 160.0 161.333 165.0 170.0 175.0 180.0 185.0 187.0 190.0 195.0 200.0 205.0 210.0 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 275.154 280.0 285.0 290.0 295.0 300.0 305.0 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 630.0 635.0 640.0 645.0 650.0 655.0 660.0 665.0 670.0 675.0 680.0 685.0 0.2 0.234 0.307 0.343 0.354 0.349 0.335 0.31 0.271 0.21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.222 0.252 0.282 0.312 0.342 0.354 0.408 0.534 0.73 1.037 1.503 2.162 2.953 3.725 4.394 4.948 5.402 5.771 6.068 6.301 6.478 6.601 6.675 6.7 6.7 6.685 6.642 6.573 6.481 6.37 6.242 6.1 5.948 5.786 5.618 5.445 5.268 5.089 4.91 4.732 4.555 4.38 4.208 4.04 3.875 3.714 3.558 3.407 3.26 3.119 2.982 2.85 2.723 2.601 2.483 2.371 2.263 2.159 2.06 1.965 1.874 1.787 1.704 1.624 1.548 1.476 1.407 1.34 1.277 1.217 1.16 1.105 1.053 1.003 0.955 0.91 0.867 0.826 0.787 0.749 0.714 0.68 0.647 0.617 0.587 0.559 0.533 0.507 0.483 0.46 0.438 0.417 0.397 0.378 0.36 0.343 0.327 0.311 0.296 0.282 0.269 0.256 0.244 0.232 0.221 0.21 0.2 -18.791 2.435 -0.142 -103.212 25.374 -12.153 2.455 -0.618