Sunspot records made by Charles Malapert during the period 1618-1626 First column: year Second column: month Third column: day Fourth column: number of groups Fifth column: name of the observer Original reference: V.M.S. Carrasco, M.C. Gallego, J. Villalba Álvarez, J.M. Vaquero. Sunspot observations by Charles Malapert during the period 1618–1626: a key dataset to understand solar activity before the Maunder minimum. YEAR MONTH DAY GROUPS OBSERVER 1618 3 8 2 MALAPERT 1618 3 8 1 CYSAT 1618 3 9 1 CYSAT 1618 3 9 1 PEROVIUS 1618 3 10 2 MALAPERT 1618 3 10 1 CYSAT 1618 3 11 1 CYSAT 1618 3 12 2 MALAPERT 1618 3 13 2 MALAPERT 1618 3 14 2 MALAPERT 1618 3 15 2 MALAPERT 1618 3 17 1 CYSAT 1618 3 18 1 MALAPERT 1618 6 21 1 MALAPERT 1618 6 22 1 MALAPERT 1618 6 23 1 MALAPERT 1618 6 24 1 MALAPERT 1618 6 25 1 MALAPERT 1618 6 26 1 MALAPERT 1618 6 27 1 MALAPERT 1618 6 28 1 MALAPERT 1618 6 29 1 MALAPERT 1618 7 7 1 MALAPERT 1618 7 8 1 PEROVIUS 1618 7 9 1 MALAPERT 1618 7 13 1 MALAPERT 1618 7 13 1 PEROVIUS 1618 7 14 1 MALAPERT 1618 7 15 1 MALAPERT 1618 7 17 1 MALAPERT 1618 7 18 1 MALAPERT 1618 7 18 1 PEROVIUS 1618 7 19 1 PEROVIUS 1619 1 13 1 MALAPERT 1619 1 14 1 MALAPERT 1619 1 15 2 MALAPERT 1619 1 16 2 MALAPERT 1619 1 17 2 MALAPERT 1619 1 18 2 MALAPERT 1619 1 20 1 MALAPERT 1619 8 16 1 MALAPERT 1619 8 17 1 MALAPERT 1619 8 18 1 MALAPERT 1619 8 19 1 MALAPERT 1619 8 20 1 MALAPERT 1619 8 21 1 MALAPERT 1619 8 22 1 MALAPERT 1619 8 23 1 MALAPERT 1619 8 24 1 MALAPERT 1619 8 25 1 MALAPERT 1619 8 26 1 MALAPERT 1619 8 27 1 MALAPERT 1619 8 28 1 MALAPERT 1620 2 17 1 MALAPERT 1620 2 18 1 MALAPERT 1620 2 19 1 MALAPERT 1620 2 20 1 MALAPERT 1620 2 22 1 MALAPERT 1620 2 24 1 MALAPERT 1620 2 25 1 MALAPERT 1620 2 26 1 MALAPERT 1620 2 27 1 MALAPERT 1620 2 28 1 MALAPERT 1620 4 11 1 MALAPERT 1620 4 14 1 MALAPERT 1620 4 15 1 MALAPERT 1620 4 16 1 MALAPERT 1620 4 17 1 MALAPERT 1620 4 18 1 MALAPERT 1620 4 19 1 MALAPERT 1620 4 20 1 MALAPERT 1620 4 21 1 MALAPERT 1620 6 6 1 MALAPERT 1620 6 7 1 MALAPERT 1620 10 21 1 WELY 1620 10 22 1 MALAPERT 1620 10 22 1 WELY 1620 10 24 1 WELY 1620 10 25 1 MALAPERT 1620 10 26 1 WELY 1620 10 27 1 MALAPERT 1620 10 27 1 WELY 1620 10 28 1 WELY 1620 10 29 1 WELY 1620 10 30 1 MALAPERT 1620 10 30 1 WELY 1620 10 31 1 WELY 1620 12 2 1 MALAPERT 1620 12 2 1 WELY 1620 12 3 1 WELY 1620 12 4 1 WELY 1620 12 5 1 WELY 1620 12 7 1 MALAPERT 1620 12 11 1 WELY 1620 12 12 1 MALAPERT 1620 12 12 1 WELY 1620 12 13 1 WELY 1621 9 6 1 MALAPERT 1621 9 7 1 MALAPERT 1621 9 10 1 MALAPERT 1621 9 11 2 MALAPERT 1621 9 12 2 MALAPERT 1621 9 13 2 MALAPERT 1621 9 13 2 WELY 1621 9 14 2 WELY 1621 9 15 2 MALAPERT 1621 9 15 2 WELY 1621 9 16 2 MALAPERT 1621 9 16 2 WELY 1621 11 20 2 MALAPERT 1621 11 21 3 MALAPERT 1621 11 22 3 MALAPERT 1621 11 24 3 MALAPERT 1621 11 25 1 MALAPERT 1624 4 30 1 MALAPERT 1624 5 1 1 MALAPERT 1624 5 3 1 MALAPERT 1624 5 4 1 MALAPERT 1624 5 6 2 MALAPERT 1624 5 7 2 MALAPERT 1624 5 9 2 MALAPERT 1624 5 10 2 MALAPERT 1624 7 28 1 MALAPERT 1624 7 29 1 MALAPERT 1624 7 30 1 MALAPERT 1624 7 31 1 MALAPERT 1624 8 1 1 MALAPERT 1624 8 2 1 MALAPERT 1624 8 3 1 MALAPERT 1624 8 4 1 MALAPERT 1624 8 5 2 MALAPERT 1624 8 6 2 MALAPERT 1624 8 7 2 MALAPERT 1624 8 8 2 MALAPERT 1624 8 9 1 MALAPERT 1624 8 10 1 MALAPERT 1624 8 11 1 MALAPERT 1624 8 12 1 MALAPERT 1624 8 27 0 MALAPERT 1624 8 28 0 MALAPERT 1624 8 29 0 MALAPERT 1624 8 30 0 MALAPERT 1624 8 31 1 MALAPERT 1624 9 1 1 MALAPERT 1624 9 2 1 MALAPERT 1624 9 3 1 MALAPERT 1624 9 4 1 MALAPERT 1624 9 5 1 MALAPERT 1624 9 7 0 MALAPERT 1625 1 26 1 MALAPERT 1625 1 28 2 MALAPERT 1625 1 31 4 MALAPERT 1625 2 2 3 MALAPERT 1625 2 3 3 MALAPERT 1625 2 5 3 MALAPERT 1625 2 6 1 MALAPERT 1625 2 7 1 MALAPERT 1625 3 24 4 MALAPERT 1625 3 26 3 MALAPERT 1625 3 27 4 MALAPERT 1625 3 30 5 MALAPERT 1625 3 31 5 MALAPERT 1625 4 1 - MALAPERT 1625 4 2 4 MALAPERT 1625 5 11 1 MALAPERT 1625 5 12 1 MALAPERT 1625 5 13 1 MALAPERT 1625 5 14 1 MALAPERT 1625 5 15 1 MALAPERT 1625 5 16 1 MALAPERT 1625 5 17 1 MALAPERT 1625 5 18 1 MALAPERT 1625 5 19 1 MALAPERT 1625 5 20 1 MALAPERT 1625 5 21 1 MALAPERT 1625 5 22 1 MALAPERT 1625 10 1 2 MALAPERT 1625 10 3 2 MALAPERT 1625 10 4 2 MALAPERT 1625 10 6 2 MALAPERT 1625 10 7 2 MALAPERT 1625 10 8 2 MALAPERT 1625 10 11 2 MALAPERT 1625 10 13 2 MALAPERT 1625 11 8 2 MALAPERT 1625 11 9 2 MALAPERT 1625 11 10 2 MALAPERT 1625 11 11 2 MALAPERT 1625 11 12 2 MALAPERT 1625 11 14 2 MALAPERT 1625 11 17 2 MALAPERT 1626 1 20 2 MALAPERT 1626 1 22 1 MALAPERT 1626 1 23 1 MALAPERT 1626 1 24 5 MALAPERT 1626 1 26 5 MALAPERT 1626 1 30 3 MALAPERT 1626 2 3 1 MALAPERT 1626 2 4 1 MALAPERT 1626 2 5 1 MALAPERT 1626 2 6 1 MALAPERT 1626 2 8 1 MALAPERT 1626 2 9 1 MALAPERT 1626 2 10 1 MALAPERT 1626 2 11 1 MALAPERT 1626 2 12 1 MALAPERT 1626 3 19 1 MALAPERT 1626 3 21 1 MALAPERT 1626 3 22 3 MALAPERT 1626 3 23 3 MALAPERT 1626 3 24 3 MALAPERT 1626 3 26 3 MALAPERT 1626 3 28 3 MALAPERT 1626 3 29 3 MALAPERT 1626 3 30 3 MALAPERT 1626 3 31 3 MALAPERT 1626 4 8 2 MALAPERT 1626 4 9 2 MALAPERT 1626 4 10 2 MALAPERT 1626 4 11 2 MALAPERT 1626 4 12 2 MALAPERT 1626 4 13 2 MALAPERT 1626 4 14 2 MALAPERT 1626 4 15 2 MALAPERT 1626 4 16 2 MALAPERT 1626 5 24 1 MALAPERT 1626 5 25 1 MALAPERT 1626 5 26 1 MALAPERT 1626 5 27 1 MALAPERT 1626 5 28 1 MALAPERT 1626 5 29 1 MALAPERT 1626 5 30 1 MALAPERT 1626 5 31 1 MALAPERT 1626 6 1 1 MALAPERT 1626 6 2 1 MALAPERT 1626 6 3 1 MALAPERT 1626 6 4 1 MALAPERT 1626 6 21 1 MALAPERT 1626 6 22 1 MALAPERT 1626 6 23 1 MALAPERT 1626 6 24 1 MALAPERT 1626 6 25 1 MALAPERT 1626 6 26 1 MALAPERT 1626 6 27 1 MALAPERT 1626 6 28 1 MALAPERT 1626 6 29 1 MALAPERT 1626 6 30 1 MALAPERT 1626 7 1 1 MALAPERT 1626 7 2 1 MALAPERT 1626 7 8 1 MALAPERT 1626 7 9 1 MALAPERT 1626 7 10 1 MALAPERT 1626 7 11 1 MALAPERT 1626 7 13 1 MALAPERT 1626 7 14 1 MALAPERT 1626 7 15 1 MALAPERT 1626 7 16 1 MALAPERT 1626 7 17 1 MALAPERT 1626 7 18 1 MALAPERT 1626 8 23 1 MALAPERT 1626 8 24 1 MALAPERT 1626 8 26 1 MALAPERT 1626 8 27 1 MALAPERT 1626 8 28 1 MALAPERT 1626 8 29 1 MALAPERT 1626 8 30 2 MALAPERT 1626 8 31 2 MALAPERT 1626 9 1 2 MALAPERT 1626 9 2 2 MALAPERT 1626 9 3 2 MALAPERT 1626 9 4 1 MALAPERT 1626 9 6 1 MALAPERT 1626 9 7 1 MALAPERT 1626 9 8 1 MALAPERT 1626 9 9 1 MALAPERT 1626 12 17 1 MALAPERT 1626 12 18 1 MALAPERT 1626 12 20 1 MALAPERT 1626 12 22 1 MALAPERT 1626 12 23 1 MALAPERT 1626 12 24 1 MALAPERT 1626 12 26 1 MALAPERT