:Data_list: ace_swepam_1m.txt :Created: 2026 May 18 0602 UT # Prepared by the U.S. Dept. of Commerce, NOAA, Space Weather Prediction Center # Please send comments and suggestions to SWPC.Webmaster@noaa.gov # # Units: Proton density p/cc # Units: Bulk speed km/s # Units: Ion tempeture degrees K # Status(S): 0 = nominal data, 1 to 8 = bad data record, 9 = no data # Missing data values: Density and Speed = -9999.9, Temp. = -1.00e+05 # Source: ACE Satellite - Solar Wind Electron Proton Alpha Monitor # # 1-minute averaged Real-time Bulk Parameters of the Solar Wind Plasma # # Modified Seconds ------------- Solar Wind ----------- # UT Date Time Julian of the Proton Bulk Ion # YR MO DA HHMM Day Day S Density Speed Temperature #------------------------------------------------------------------------- 2026 05 18 0402 61178 14520 0 1.0 543.4 6.54e+04 2026 05 18 0403 61178 14580 0 1.2 554.9 8.08e+04 2026 05 18 0404 61178 14640 0 2.3 574.6 1.27e+05 2026 05 18 0405 61178 14700 0 2.7 563.4 1.40e+05 2026 05 18 0406 61178 14760 0 2.1 551.9 1.16e+05 2026 05 18 0407 61178 14820 0 1.9 557.5 9.34e+04 2026 05 18 0408 61178 14880 0 1.8 566.5 1.09e+05 2026 05 18 0409 61178 14940 0 0.7 540.8 8.10e+04 2026 05 18 0410 61178 15000 0 0.6 546.8 1.03e+05 2026 05 18 0411 61178 15060 0 2.2 555.2 8.22e+04 2026 05 18 0412 61178 15120 0 2.1 576.2 8.60e+04 2026 05 18 0413 61178 15180 0 0.7 560.7 8.60e+04 2026 05 18 0414 61178 15240 0 0.5 541.0 7.67e+04 2026 05 18 0415 61178 15300 9 -9999.9 -9999.9 -1.00e+05 2026 05 18 0416 61178 15360 0 1.7 543.9 9.81e+04 2026 05 18 0417 61178 15420 0 1.9 534.4 9.02e+04 2026 05 18 0418 61178 15480 0 1.8 534.6 8.85e+04 2026 05 18 0419 61178 15540 0 2.6 540.9 1.17e+05 2026 05 18 0420 61178 15600 0 2.3 532.7 1.24e+05 2026 05 18 0421 61178 15660 0 1.3 521.4 1.03e+05 2026 05 18 0422 61178 15720 0 1.4 530.6 1.19e+05 2026 05 18 0423 61178 15780 0 0.7 540.5 1.14e+05 2026 05 18 0424 61178 15840 0 0.7 531.4 1.03e+05 2026 05 18 0425 61178 15900 0 1.1 549.9 1.52e+05 2026 05 18 0426 61178 15960 0 0.9 545.1 1.20e+05 2026 05 18 0427 61178 16020 9 -9999.9 -9999.9 -1.00e+05 2026 05 18 0428 61178 16080 0 0.8 535.6 1.01e+05 2026 05 18 0429 61178 16140 0 1.1 553.3 1.73e+05 2026 05 18 0430 61178 16200 0 0.7 541.4 1.39e+05 2026 05 18 0431 61178 16260 0 0.8 550.9 1.02e+05 2026 05 18 0432 61178 16320 0 0.8 558.0 9.88e+04 2026 05 18 0433 61178 16380 0 0.7 552.9 1.05e+05 2026 05 18 0434 61178 16440 0 0.7 549.6 1.09e+05 2026 05 18 0435 61178 16500 0 0.8 539.2 1.01e+05 2026 05 18 0436 61178 16560 0 1.2 528.5 1.03e+05 2026 05 18 0437 61178 16620 0 1.5 522.0 9.45e+04 2026 05 18 0438 61178 16680 0 1.1 516.2 6.40e+04 2026 05 18 0439 61178 16740 0 1.3 541.6 1.17e+05 2026 05 18 0440 61178 16800 1 2.3 541.3 1.69e+05 2026 05 18 0441 61178 16860 0 2.3 542.7 9.23e+04 2026 05 18 0442 61178 16920 0 3.5 506.8 3.57e+04 2026 05 18 0443 61178 16980 0 2.1 549.7 8.89e+04 2026 05 18 0444 61178 17040 0 3.3 549.4 1.48e+05 2026 05 18 0445 61178 17100 0 2.1 540.5 1.52e+05 2026 05 18 0446 61178 17160 0 0.8 511.8 7.37e+04 2026 05 18 0447 61178 17220 0 2.0 534.1 1.35e+05 2026 05 18 0448 61178 17280 1 2.8 540.4 1.53e+05 2026 05 18 0449 61178 17340 0 2.4 533.8 1.15e+05 2026 05 18 0450 61178 17400 1 1.7 531.4 1.28e+05 2026 05 18 0451 61178 17460 1 1.7 537.2 1.99e+05 2026 05 18 0452 61178 17520 1 1.9 541.7 2.15e+05 2026 05 18 0453 61178 17580 0 1.6 538.0 1.50e+05 2026 05 18 0454 61178 17640 0 1.7 535.4 1.06e+05 2026 05 18 0455 61178 17700 0 2.2 546.7 1.08e+05 2026 05 18 0456 61178 17760 0 2.3 565.9 1.40e+05 2026 05 18 0457 61178 17820 0 1.6 556.0 8.51e+04 2026 05 18 0458 61178 17880 0 2.1 566.0 1.12e+05 2026 05 18 0459 61178 17940 0 1.1 533.4 5.03e+04 2026 05 18 0500 61178 18000 0 1.1 -9999.9 -1.00e+05 2026 05 18 0501 61178 18060 1 3.5 587.8 2.82e+05 2026 05 18 0502 61178 18120 0 2.3 554.0 1.12e+05 2026 05 18 0503 61178 18180 0 2.5 536.6 1.03e+05 2026 05 18 0504 61178 18240 0 2.5 531.4 1.00e+05 2026 05 18 0505 61178 18300 0 2.5 534.2 1.13e+05 2026 05 18 0506 61178 18360 1 2.4 526.0 1.14e+05 2026 05 18 0507 61178 18420 1 1.5 510.1 9.48e+04 2026 05 18 0508 61178 18480 0 1.9 514.3 1.16e+05 2026 05 18 0509 61178 18540 1 3.3 530.5 1.57e+05 2026 05 18 0510 61178 18600 0 2.7 525.3 1.35e+05 2026 05 18 0511 61178 18660 1 2.0 512.9 9.68e+04 2026 05 18 0512 61178 18720 0 1.4 508.6 9.88e+04 2026 05 18 0513 61178 18780 1 3.4 530.9 1.65e+05 2026 05 18 0514 61178 18840 1 2.3 527.6 1.41e+05 2026 05 18 0515 61178 18900 1 1.7 522.1 1.31e+05 2026 05 18 0516 61178 18960 0 0.9 503.5 7.93e+04 2026 05 18 0517 61178 19020 1 3.0 522.4 1.21e+05 2026 05 18 0518 61178 19080 1 2.8 527.4 1.44e+05 2026 05 18 0519 61178 19140 1 2.1 520.8 1.25e+05 2026 05 18 0520 61178 19200 0 1.1 510.2 8.94e+04 2026 05 18 0521 61178 19260 0 1.9 523.9 1.14e+05 2026 05 18 0522 61178 19320 0 2.4 532.2 1.16e+05 2026 05 18 0523 61178 19380 0 2.4 531.6 1.27e+05 2026 05 18 0524 61178 19440 0 2.1 532.5 1.30e+05 2026 05 18 0525 61178 19500 0 1.5 540.1 8.57e+04 2026 05 18 0526 61178 19560 0 2.5 555.0 7.96e+04 2026 05 18 0527 61178 19620 0 3.0 552.6 9.99e+04 2026 05 18 0528 61178 19680 0 3.2 552.5 1.08e+05 2026 05 18 0529 61178 19740 0 2.6 543.4 8.37e+04 2026 05 18 0530 61178 19800 0 2.0 529.9 6.75e+04 2026 05 18 0531 61178 19860 0 2.1 539.2 1.00e+05 2026 05 18 0532 61178 19920 0 3.0 532.5 1.28e+05 2026 05 18 0533 61178 19980 0 3.1 532.2 1.30e+05 2026 05 18 0534 61178 20040 0 3.3 533.5 5.84e+04 2026 05 18 0535 61178 20100 0 1.9 523.2 8.00e+04 2026 05 18 0536 61178 20160 0 1.9 526.9 1.39e+05 2026 05 18 0537 61178 20220 0 1.9 537.7 1.39e+05 2026 05 18 0538 61178 20280 0 2.1 535.8 1.16e+05 2026 05 18 0539 61178 20340 0 2.6 538.1 1.26e+05 2026 05 18 0540 61178 20400 0 3.0 545.8 1.48e+05 2026 05 18 0541 61178 20460 0 2.9 536.6 1.43e+05 2026 05 18 0542 61178 20520 1 2.0 521.5 1.24e+05 2026 05 18 0543 61178 20580 1 2.2 528.0 1.43e+05 2026 05 18 0544 61178 20640 0 2.7 537.9 1.97e+05 2026 05 18 0545 61178 20700 1 2.4 519.6 1.41e+05 2026 05 18 0546 61178 20760 0 2.0 531.6 1.76e+05 2026 05 18 0547 61178 20820 1 2.5 520.7 1.28e+05 2026 05 18 0548 61178 20880 0 2.8 545.5 1.76e+05 2026 05 18 0549 61178 20940 1 2.1 523.8 1.30e+05 2026 05 18 0550 61178 21000 0 2.1 556.1 1.51e+05 2026 05 18 0551 61178 21060 0 2.0 551.0 1.10e+05 2026 05 18 0552 61178 21120 0 2.5 554.9 1.74e+05 2026 05 18 0553 61178 21180 0 2.8 557.7 1.35e+05 2026 05 18 0554 61178 21240 0 2.5 556.3 8.72e+04 2026 05 18 0555 61178 21300 0 1.8 539.8 6.99e+04 2026 05 18 0556 61178 21360 0 2.2 534.9 1.02e+05 2026 05 18 0557 61178 21420 0 2.5 544.3 1.46e+05 2026 05 18 0558 61178 21480 0 1.0 528.9 1.14e+05 2026 05 18 0559 61178 21540 1 1.5 530.7 1.73e+05 2026 05 18 0600 61178 21600 0 0.7 507.6 7.71e+04