AR.5002.44 Confidence: 20% PACIFIC flags: Moderate F-spread, F2x cusp not found, Multiple candidates for F2x cusp, 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 2026.10.31 (304) 01:30:00 FF202630410310130009039031101000005014000000001107501000080502560000000040000 1.75 1.8 1.85 1.9 1.95 2.0 2.05 2.1 2.15 2.2 2.25 2.3 2.35 2.4 2.45 2.5 2.55 2.6 2.65 2.7 2.75 2.8 235.000 238.333 241.667 245.000 250.000 250.000 250.000 253.000 256.000 259.000 262.000 265.000 268.000 271.000 274.000 282.763 292.320 302.786 314.295 327.012 341.137 356.919 60 0 0 0 63 0 0 0 0 0 0 60 0 0 0 57 0 0 63 0 0 0 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 0.390625 0.390625 0.390625 0.390625 0.390625 -1.171875 -1.171875 1.171875 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 139.167 140.0 145.0 150.0 155.0 160.0 165.0 168.333 170.0 175.0 180.0 185.0 190.0 195.0 197.5 200.0 205.0 210.0 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 271.211 275.0 280.0 285.0 290.0 295.0 300.0 305.0 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 0.2 0.234 0.307 0.343 0.354 0.35 0.34 0.321 0.292 0.25 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.209 0.235 0.262 0.288 0.314 0.341 0.354 0.423 0.535 0.662 0.834 1.101 1.493 1.858 2.127 2.328 2.48 2.597 2.684 2.745 2.783 2.799 2.8 2.796 2.778 2.747 2.706 2.655 2.597 2.533 2.463 2.389 2.313 2.234 2.155 2.075 1.995 1.915 1.837 1.76 1.684 1.611 1.539 1.47 1.403 1.338 1.275 1.215 1.158 1.102 1.049 0.998 0.95 0.903 0.859 0.816 0.776 0.737 0.701 0.666 0.632 0.601 0.57 0.542 0.514 0.488 0.464 0.44 0.418 0.397 0.377 0.358 0.339 0.322 0.306 0.29 0.276 0.262 0.248 0.236 0.224 0.212 0.201 -18.791 2.435 -0.142 -85.493 18.903 -10.051 2.314 0.616