1 BELGIUM
Tables according to the ephemerides of BRUSSELS (IRM/KMI): EBUM, 504752N 0042129E. SR/SS and twilight data for each calendar day can also be consulted on the website of the Royal Observatory of Belgium (https://www.astro.oma.be).
| JAN 2025 | FEB 2025 |
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| Day | Twilight from | SR | SS | Twilight to | Day | Twilight from | SR | SS | Twilight to |
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| 1 | 0706 | 0745 | 1548 | 1627 | 5 | 0637 | 0712 | 1642 | 1717 |
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| 6 | 0705 | 0744 | 1554 | 1632 | 10 | 0629 | 0704 | 1651 | 1725 |
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| 11 | 0703 | 0741 | 1600 | 1639 | 15 | 0621 | 0655 | 1700 | 1734 |
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| 16 | 0700 | 0737 | 1608 | 1645 | 20 | 0611 | 0645 | 1708 | 1742 |
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| 21 | 0656 | 0733 | 1616 | 1653 | 25 | 0602 | 0635 | 1717 | 1750 |
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| 26 | 0650 | 0727 | 1624 | 1700 | |
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| 31 | 0644 | 0720 | 1633 | 1709 |
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| MAR 2025 | APR 2025 |
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| Day | Twilight from | SR | SS | Twilight to | Day | Twilight from | SR | SS | Twilight to |
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| 2 | 0551 | 0624 | 1726 | 1759 | 1 | 0445 | 0518 | 1815 | 1849 |
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| 7 | 0541 | 0614 | 1734 | 1807 | 6 | 0433 | 0507 | 1824 | 1857 |
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| 12 | 0530 | 0603 | 1743 | 1815 | 11 | 0422 | 0456 | 1832 | 1906 |
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| 17 | 0519 | 0552 | 1751 | 1824 | 16 | 0411 | 0446 | 1840 | 1915 |
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| 22 | 0508 | 0541 | 1759 | 1832 | 21 | 0400 | 0436 | 1848 | 1924 |
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| 27 | 0456 | 0529 | 1807 | 1840 | 26 | 0349 | 0426 | 1856 | 1933 |
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| MAY 2025 | JUN 2025 |
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| Day | Twilight from | SR | SS | Twilight to | Day | Twilight from | SR | SS | Twilight to |
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| 1 | 0339 | 0416 | 1904 | 1942 | 5 | 0247 | 0332 | 1951 | 2036 |
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| 6 | 0329 | 0408 | 1912 | 1950 | 10 | 0244 | 0330 | 1955 | 2041 |
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| 11 | 0320 | 0359 | 1919 | 1959 | 15 | 0243 | 0329 | 1958 | 2044 |
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| 16 | 0311 | 0352 | 1927 | 2008 | 20 | 0243 | 0329 | 2000 | 2046 |
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| 21 | 0304 | 0345 | 1934 | 2016 | 25 | 0244 | 0330 | 2000 | 2046 |
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| 26 | 0257 | 0340 | 1940 | 2023 | 30 | 0247 | 0333 | 1959 | 2045 |
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| 31 | 0251 | 0335 | 1946 | 2030 | |
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| JUL 2025 | AUG 2025 |
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| Day | Twilight from | SR | SS | Twilight to | Day | Twilight from | SR | SS | Twilight to |
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| 5 | 0251 | 0337 | 1957 | 2042 | 4 | 0335 | 0414 | 1923 | 2001 |
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| 10 | 0257 | 0341 | 1954 | 2038 | 9 | 0343 | 0421 | 1914 | 1952 |
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| 15 | 0303 | 0347 | 1950 | 2033 | 14 | 0352 | 0429 | 1905 | 1941 |
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| 20 | 0310 | 0353 | 1944 | 2027 | 19 | 0400 | 0436 | 1855 | 1931 |
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| 25 | 0318 | 0359 | 1938 | 2019 | 24 | 0409 | 0444 | 1845 | 1920 |
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| 30 | 0326 | 0406 | 1931 | 2011 | 29 | 0417 | 0452 | 1834 | 1908 |
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| SEP 2025 | OCT 2025 |
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| Day | Twilight from | SR | SS | Twilight to | Day | Twilight from | SR | SS | Twilight to |
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| 3 | 0426 | 0500 | 1823 | 1857 | 3 | 0514 | 0546 | 1716 | 1749 |
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| 8 | 0434 | 0507 | 1812 | 1845 | 8 | 0521 | 0554 | 1705 | 1738 |
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| 13 | 0442 | 0515 | 1801 | 1834 | 13 | 0529 | 0603 | 1654 | 1727 |
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| 18 | 0450 | 0523 | 1749 | 1822 | 18 | 0537 | 0611 | 1644 | 1717 |
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| 23 | 0458 | 0531 | 1738 | 1811 | 23 | 0545 | 0619 | 1634 | 1707 |
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| 28 | 0506 | 0538 | 1727 | 1800 | 28 | 0553 | 0628 | 1624 | 1658 |
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| NOV 2025 | DEC 2025 |
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| Day | Twilight from | SR | SS | Twilight to | Day | Twilight from | SR | SS | Twilight to |
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| 2 | 0602 | 0636 | 1615 | 1650 | 2 | 0646 | 0724 | 1540 | 1618 |
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| 7 | 0610 | 0645 | 1607 | 1642 | 7 | 0652 | 0730 | 1537 | 1616 |
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| 12 | 0617 | 0653 | 1600 | 1635 | 12 | 0657 | 0736 | 1537 | 1616 |
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| 17 | 0625 | 0702 | 1553 | 1629 | 17 | 0701 | 0740 | 1538 | 1617 |
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| 22 | 0632 | 0710 | 1547 | 1625 | 22 | 0703 | 0743 | 1540 | 1619 |
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| 27 | 0639 | 0717 | 1543 | 1621 | 27 | 0705 | 0745 | 1543 | 1622 |
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2 LUXEMBOURG
Tables according to the ephemerides of LUXEMBOURG: ELLX, 493757N 0061359E.
| JAN 2025 | FEB 2025 |
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| Day | Twilight from | SR | SS | Twilight to | Day | Twilight from | SR | SS | Twilight to |
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| 1 | 0654 | 0734 | 1544 | 1624 | 5 | 0627 | 0703 | 1636 | 1712 |
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| 6 | 0654 | 0733 | 1550 | 1629 | 10 | 0620 | 0655 | 1645 | 1720 |
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| 11 | 0652 | 0730 | 1556 | 1635 | 15 | 0611 | 0646 | 1653 | 1728 |
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| 16 | 0649 | 0727 | 1603 | 1641 | 20 | 0603 | 0637 | 1701 | 1736 |
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| 21 | 0645 | 0722 | 1611 | 1648 | 25 | 0553 | 0627 | 1710 | 1744 |
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| 26 | 0640 | 0717 | 1619 | 1656 | |
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| 31 | 0634 | 0710 | 1627 | 1704 |
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| MAR 2025 | APR 2025 |
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| Day | Twilight from | SR | SS | Twilight to | Day | Twilight from | SR | SS | Twilight to |
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| 2 | 0544 | 0617 | 1718 | 1752 | 1 | 0439 | 0513 | 1805 | 1839 |
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| 7 | 0533 | 0607 | 1726 | 1800 | 6 | 0428 | 0503 | 1813 | 1848 |
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| 12 | 0523 | 0556 | 1734 | 1808 | 11 | 0417 | 0452 | 1821 | 1856 |
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| 17 | 0512 | 0545 | 1742 | 1815 | 16 | 0407 | 0442 | 1829 | 1904 |
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| 22 | 0501 | 0535 | 1750 | 1823 | 21 | 0356 | 0432 | 1836 | 1913 |
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| 27 | 0450 | 0524 | 1758 | 1831 | 26 | 0346 | 0423 | 1844 | 1921 |
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| MAY 2025 | JUN 2025 |
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| Day | Twilight from | SR | SS | Twilight to | Day | Twilight from | SR | SS | Twilight to |
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| 1 | 0336 | 0414 | 1851 | 1929 | 5 | 0247 | 0332 | 1936 | 2021 |
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| 6 | 0327 | 0405 | 1859 | 1938 | 10 | 0245 | 0330 | 1940 | 2025 |
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| 11 | 0318 | 0358 | 1906 | 1946 | 15 | 0243 | 0329 | 1942 | 2028 |
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| 16 | 0310 | 0351 | 1913 | 1954 | 20 | 0243 | 0329 | 1944 | 2030 |
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| 21 | 0303 | 0344 | 1920 | 2002 | 25 | 0245 | 0331 | 1945 | 2030 |
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| 26 | 0256 | 0339 | 1926 | 2009 | 30 | 0248 | 0333 | 1944 | 2029 |
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| 31 | 0251 | 0335 | 1931 | 2015 | |
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| JUL 2025 | AUG 2025 |
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| Day | Twilight from | SR | SS | Twilight to | Day | Twilight from | SR | SS | Twilight to |
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| 5 | 0252 | 0337 | 1942 | 2027 | 4 | 0332 | 0412 | 1910 | 1949 |
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| 10 | 0257 | 0341 | 1939 | 2023 | 9 | 0341 | 0419 | 1901 | 1939 |
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| 15 | 0303 | 0346 | 1935 | 2018 | 14 | 0349 | 0426 | 1852 | 1930 |
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| 20 | 0310 | 0352 | 1930 | 2012 | 19 | 0357 | 0433 | 1843 | 1919 |
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| 25 | 0317 | 0358 | 1924 | 2005 | 24 | 0405 | 0441 | 1833 | 1909 |
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| 30 | 0325 | 0405 | 1917 | 1957 | 29 | 0413 | 0448 | 1823 | 1858 |
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| SEP 2025 | OCT 2025 |
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| Day | Twilight from | SR | SS | Twilight to | Day | Twilight from | SR | SS | Twilight to |
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| 3 | 0421 | 0455 | 1813 | 1847 | 3 | 0506 | 0540 | 1708 | 1741 |
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| 8 | 0428 | 0503 | 1802 | 1836 | 8 | 0514 | 0547 | 1657 | 1731 |
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| 13 | 0436 | 0510 | 1751 | 1825 | 13 | 0521 | 0555 | 1647 | 1720 |
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| 18 | 0444 | 0517 | 1740 | 1814 | 18 | 0529 | 0603 | 1637 | 1711 |
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| 23 | 0451 | 0525 | 1729 | 1803 | 23 | 0537 | 0611 | 1627 | 1701 |
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| 28 | 0459 | 0532 | 1718 | 1752 | 28 | 0544 | 0619 | 1618 | 1653 |
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| NOV 2025 | DEC 2025 |
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| Day | Twilight from | SR | SS | Twilight to | Day | Twilight from | SR | SS | Twilight to |
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| 2 | 0552 | 0627 | 1609 | 1645 | 2 | 0635 | 0713 | 1535 | 1614 |
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| 7 | 0600 | 0635 | 1601 | 1637 | 7 | 0640 | 0719 | 1534 | 1613 |
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| 12 | 0607 | 0644 | 1554 | 1631 | 12 | 0645 | 0725 | 1533 | 1613 |
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| 17 | 0615 | 0652 | 1548 | 1625 | 17 | 0649 | 0729 | 1534 | 1614 |
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| 22 | 0622 | 0659 | 1543 | 1620 | 22 | 0652 | 0732 | 1536 | 1616 |
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| 27 | 0628 | 0707 | 1538 | 1617 | 27 | 0654 | 0733 | 1539 | 1619 |
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