:Data_list: ace_swepam_1m.txt :Created: 2026 Apr 20 1727 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 04 20 1527 61150 55620 1 3.6 521.7 1.49e+05 2026 04 20 1528 61150 55680 0 3.4 521.7 1.70e+05 2026 04 20 1529 61150 55740 9 -9999.9 -9999.9 -1.00e+05 2026 04 20 1530 61150 55800 3 -9999.9 -9999.9 -1.00e+05 2026 04 20 1531 61150 55860 3 -9999.9 -9999.9 -1.00e+05 2026 04 20 1532 61150 55920 1 3.1 517.2 1.51e+05 2026 04 20 1533 61150 55980 1 3.2 516.6 1.43e+05 2026 04 20 1534 61150 56040 1 3.3 517.1 1.33e+05 2026 04 20 1535 61150 56100 0 3.6 525.4 1.81e+05 2026 04 20 1536 61150 56160 0 3.4 528.5 1.91e+05 2026 04 20 1537 61150 56220 1 4.1 529.5 1.73e+05 2026 04 20 1538 61150 56280 1 2.6 525.8 2.26e+05 2026 04 20 1539 61150 56340 0 2.9 519.8 2.01e+05 2026 04 20 1540 61150 56400 1 2.9 522.0 2.11e+05 2026 04 20 1541 61150 56460 0 3.2 530.9 2.44e+05 2026 04 20 1542 61150 56520 0 3.0 536.9 2.22e+05 2026 04 20 1543 61150 56580 0 2.9 533.5 2.28e+05 2026 04 20 1544 61150 56640 1 2.7 530.3 2.30e+05 2026 04 20 1545 61150 56700 1 2.7 526.3 2.27e+05 2026 04 20 1546 61150 56760 1 2.7 524.6 2.37e+05 2026 04 20 1547 61150 56820 1 2.6 526.0 2.48e+05 2026 04 20 1548 61150 56880 0 2.9 523.6 2.52e+05 2026 04 20 1549 61150 56940 0 3.0 517.4 2.36e+05 2026 04 20 1550 61150 57000 1 2.9 516.2 2.14e+05 2026 04 20 1551 61150 57060 0 3.0 539.4 2.88e+05 2026 04 20 1552 61150 57120 0 3.2 558.5 2.38e+05 2026 04 20 1553 61150 57180 0 3.7 564.9 2.42e+05 2026 04 20 1554 61150 57240 0 3.2 558.3 2.28e+05 2026 04 20 1555 61150 57300 0 2.5 558.5 2.63e+05 2026 04 20 1556 61150 57360 0 2.8 553.3 2.33e+05 2026 04 20 1557 61150 57420 0 3.2 547.6 2.89e+05 2026 04 20 1558 61150 57480 0 3.2 549.3 2.36e+05 2026 04 20 1559 61150 57540 9 -9999.9 -9999.9 -1.00e+05 2026 04 20 1600 61150 57600 9 -9999.9 -9999.9 -1.00e+05 2026 04 20 1601 61150 57660 9 -9999.9 -9999.9 -1.00e+05 2026 04 20 1602 61150 57720 0 3.0 541.7 2.13e+05 2026 04 20 1603 61150 57780 0 3.0 541.7 2.13e+05 2026 04 20 1604 61150 57840 3 -9999.9 -9999.9 -1.00e+05 2026 04 20 1605 61150 57900 0 3.5 534.7 2.41e+05 2026 04 20 1606 61150 57960 0 3.5 534.0 2.30e+05 2026 04 20 1607 61150 58020 0 3.4 531.4 1.91e+05 2026 04 20 1608 61150 58080 0 2.9 533.8 2.12e+05 2026 04 20 1609 61150 58140 0 3.5 535.6 2.04e+05 2026 04 20 1610 61150 58200 1 3.1 534.8 2.45e+05 2026 04 20 1611 61150 58260 0 3.0 538.1 2.05e+05 2026 04 20 1612 61150 58320 0 3.4 531.8 2.06e+05 2026 04 20 1613 61150 58380 1 3.7 521.3 2.06e+05 2026 04 20 1614 61150 58440 0 3.1 532.4 2.26e+05 2026 04 20 1615 61150 58500 1 3.0 532.9 2.37e+05 2026 04 20 1616 61150 58560 0 3.1 538.0 2.13e+05 2026 04 20 1617 61150 58620 0 3.0 540.7 1.97e+05 2026 04 20 1618 61150 58680 0 3.1 540.7 2.28e+05 2026 04 20 1619 61150 58740 1 3.2 542.8 2.46e+05 2026 04 20 1620 61150 58800 0 3.0 544.5 2.28e+05 2026 04 20 1621 61150 58860 0 2.9 543.0 2.39e+05 2026 04 20 1622 61150 58920 0 2.6 540.3 2.40e+05 2026 04 20 1623 61150 58980 0 2.8 538.1 2.28e+05 2026 04 20 1624 61150 59040 0 2.8 538.7 2.29e+05 2026 04 20 1625 61150 59100 0 2.9 534.5 2.34e+05 2026 04 20 1626 61150 59160 0 2.8 533.6 2.47e+05 2026 04 20 1627 61150 59220 0 2.9 531.3 2.44e+05 2026 04 20 1628 61150 59280 0 3.0 527.3 2.42e+05 2026 04 20 1629 61150 59340 9 -9999.9 -9999.9 -1.00e+05 2026 04 20 1630 61150 59400 0 3.0 526.2 2.23e+05 2026 04 20 1631 61150 59460 1 3.2 525.4 2.35e+05 2026 04 20 1632 61150 59520 1 3.4 526.3 2.29e+05 2026 04 20 1633 61150 59580 0 3.3 532.1 2.30e+05 2026 04 20 1634 61150 59640 0 3.5 530.3 2.07e+05 2026 04 20 1635 61150 59700 0 3.7 532.0 1.82e+05 2026 04 20 1636 61150 59760 0 3.5 544.9 1.98e+05 2026 04 20 1637 61150 59820 3 -9999.9 -9999.9 -1.00e+05 2026 04 20 1638 61150 59880 9 -9999.9 -9999.9 -1.00e+05 2026 04 20 1639 61150 59940 9 -9999.9 -9999.9 -1.00e+05 2026 04 20 1640 61150 60000 0 3.3 543.3 2.08e+05 2026 04 20 1641 61150 60060 0 3.3 543.3 2.08e+05 2026 04 20 1642 61150 60120 0 3.2 533.2 1.98e+05 2026 04 20 1643 61150 60180 1 3.1 536.3 1.92e+05 2026 04 20 1644 61150 60240 9 -9999.9 -9999.9 -1.00e+05 2026 04 20 1645 61150 60300 1 3.3 534.8 2.47e+05 2026 04 20 1646 61150 60360 0 3.2 534.3 2.53e+05 2026 04 20 1647 61150 60420 1 3.2 531.3 2.53e+05 2026 04 20 1648 61150 60480 1 3.0 537.7 2.41e+05 2026 04 20 1649 61150 60540 1 3.0 534.1 2.20e+05 2026 04 20 1650 61150 60600 1 3.2 533.5 2.10e+05 2026 04 20 1651 61150 60660 0 3.6 535.2 2.17e+05 2026 04 20 1652 61150 60720 1 3.9 527.7 2.28e+05 2026 04 20 1653 61150 60780 1 3.7 530.5 2.29e+05 2026 04 20 1654 61150 60840 1 4.2 527.3 2.08e+05 2026 04 20 1655 61150 60900 0 4.1 528.6 2.01e+05 2026 04 20 1656 61150 60960 1 4.2 534.7 1.76e+05 2026 04 20 1657 61150 61020 0 3.3 556.9 2.32e+05 2026 04 20 1658 61150 61080 0 3.7 561.7 2.47e+05 2026 04 20 1659 61150 61140 0 3.7 553.9 2.00e+05 2026 04 20 1700 61150 61200 0 3.4 553.7 2.43e+05 2026 04 20 1701 61150 61260 0 3.8 555.4 1.97e+05 2026 04 20 1702 61150 61320 0 3.7 553.7 2.05e+05 2026 04 20 1703 61150 61380 0 3.8 550.5 2.25e+05 2026 04 20 1704 61150 61440 0 3.7 550.4 2.20e+05 2026 04 20 1705 61150 61500 0 3.5 548.1 2.08e+05 2026 04 20 1706 61150 61560 0 3.5 548.1 2.12e+05 2026 04 20 1707 61150 61620 0 3.6 551.2 2.22e+05 2026 04 20 1708 61150 61680 0 3.6 551.8 2.25e+05 2026 04 20 1709 61150 61740 0 3.6 553.8 2.29e+05 2026 04 20 1710 61150 61800 0 3.6 559.1 2.32e+05 2026 04 20 1711 61150 61860 0 3.4 566.6 2.35e+05 2026 04 20 1712 61150 61920 9 -9999.9 -9999.9 -1.00e+05 2026 04 20 1713 61150 61980 9 -9999.9 -9999.9 -1.00e+05 2026 04 20 1714 61150 62040 9 -9999.9 -9999.9 -1.00e+05 2026 04 20 1715 61150 62100 0 2.7 570.5 2.56e+05 2026 04 20 1716 61150 62160 0 3.5 553.9 2.67e+05 2026 04 20 1717 61150 62220 0 4.0 553.3 2.46e+05 2026 04 20 1718 61150 62280 0 4.1 540.7 2.75e+05 2026 04 20 1719 61150 62340 0 4.2 542.0 2.28e+05 2026 04 20 1720 61150 62400 0 4.4 553.7 1.82e+05 2026 04 20 1721 61150 62460 0 4.7 553.5 1.66e+05 2026 04 20 1722 61150 62520 0 4.3 542.9 2.18e+05 2026 04 20 1723 61150 62580 0 3.1 535.2 2.57e+05 2026 04 20 1724 61150 62640 0 3.5 526.4 2.07e+05 2026 04 20 1725 61150 62700 1 5.3 514.5 1.86e+05