Monthly Sunspot Classification and Coordinates

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February 2024 Monthly report →

Each group: class – number of spots (B, ΔL). NS: No sunspot.

DrawingDayRClassification and Coordinates
Drawing 01 120 AX_ – 1 (22, 17.1E), CAI – 11 (7, 21.4E), AX_ – 2 (16, 38.9E), DKI – 18 (20, 43.7E), AX_ – 3 (-35, 01.7W), AX_ – 2 (-11, 31.2E), BXO – 2 (-3, 57.3E), HH_ – 1 (-16, 71.3E)
Drawing 02 129 CRO – 2 (22, 04.8E), BXI – 7 (6, 08.3E), AX_ – 1 (15, 25.7E), BXI – 18 (20, 31.6E), HA_ – 1 (15, 64.5E), HA_ – 1 (15, 69.7E), AX_ – 2 (-37, 12.5W), BXI – 5 (-4, 44.1E), HA_ – 2 (-17, 59.2E)
Drawing 03 107 CSO – 2 (22, 07.7W), BXO – 5 (5, 05W), ESI – 8 (18, 18.3E), CSO – 3 (15, 56.1E), DSI – 11 (-36, 28.1W), BXO – 7 (-4, 31.5E), HS_ – 1 (-17, 46.6E)
Drawing 05 143 AX_ – 2 (21, 36.6W), BXO – 3 (4, 33W), BXO – 3 (17, 11.2W), CSO – 2 (15, 27.4E), BXO – 2 (23, 28.9E), CAI – 8 (-37, 53.3W), AX_ – 1 (-12, 24.1W), BXO – 2 (-5, 02.9E), HS_ – 2 (-18, 19.2E), FAI – 18 (-15, 71.5E)
Drawing 06 156 BXO – 2 (21, 52.2W), AX_ – 3 (5, 45.5W), AX_ – 2 (20, 19W), CRO – 3 (15, 15.1E), BXO – 3 (24, 18.2E), HA_ – 7 (-37, 66.1W), CRO – 3 (-13, 54.2W), AX_ – 2 (-13, 37.2W), CAO – 3 (-18, 07.7E), EKI – 17 (-16, 55.5E), AX_ – 1 (-5, 63.7E)
Drawing 07 160 AR_ – 3 (16, 03.8E), BXI – 5 (24, 05.2E), ?__ – 4 (-37, 77.1W), CAO – 2 (-13, 66.6W), AX_ – 1 (-12, 51W), AX_ – 2 (-17, 46.8W), HA_ – 3 (-17, 06.1W), FKC – 38 (-15, 42.2E), AX_ – 1 (-4, 49.9E), AX_ – 1 (-10, 55.9E)
Drawing 08 179 AX_ – 2 (20, 41.9W), AX_ – 2 (16, 07.4W), AX_ – 2 (24, 05.2W), AX_ – 1 (-14, 74.9W), AX_ – 1 (-13, 63.8W), HH_ – 2 (-17, 18.3W), FKC – 61 (-15, 30.2E), AX_ – 2 (-4, 37.9E), CRO – 5 (-10, 44.7E), ?__ – 1 (-20, 82.8E)
Drawing 09 130 AX_ – 2 (21, 56W), AX_ – 2 (16, 22.1W), CAI – 3 (-17, 31W), FKC – 61 (-15, 15.3E), AX_ – 1 (-10, 26.9E), HA_ – 1 (-20, 66.8E)
Drawing 10 152 CSI – 9 (5, 24.1E), AX_ – 3 (8, 49.7E), CSO – 3 (-18, 45.4W), FKC – 63 (-15, 01E), HS_ – 2 (-10, 12.3E), HS_ – 1 (-21, 53.4E), ?__ – 1 (-15, 78.1E)
Drawing 13 151 EAC – 28 (8, 16.5W), ESI – 27 (9, 10.9E), HK_ – 2 (14, 69.5E), FKI – 27 (-16, 42.7W), CSO – 3 (-21, 15.8E), CSO – 4 (-14, 39.5E)
Drawing 20 36 HH_ – 1 (27, 04.3E), FHC – 15 (18, 63.3E)
Drawing 21 39 HS_ – 1 (26, 09.1W), EAC – 18 (18, 47.8E)
Drawing 22 53 HS_ – 3 (27, 20.6W), EAC – 30 (18, 37.9E)
Drawing 23 30 HS_ – 1 (30, 32.3W), FHI – 9 (16, 24.4E)
Drawing 24 95 HS_ – 1 (28, 48.9W), FHC – 40 (18, 11.4E), HS_ – 1 (5, 65.6E), DSO – 2 (-12, 67.2E), HS_ – 1 (-35, 68.8E)
Drawing 27 127 FKC – 34 (19, 29.7W), HS_ – 1 (5, 23E), CAI – 20 (19, 26.5E), CAI – 4 (17, 59.1E), CAI – 7 (-13, 26.8E), HS_ – 1 (-36, 30.2E)
Drawing 28 99 FKC – 29 (17, 42.2W), HS_ – 1 (4, 10.5E), DAI – 14 (19, 14E), BXI – 4 (17, 45.9E), HS_ – 1 (-36, 19.7E)
Drawing 29 120 FKI – 12 (19, 55.1W), HS_ – 1 (5, 03.6W), DAC – 18 (19, 00.2E), BXI – 4 (7, 11.9E), CAI – 6 (19, 33.1E), BXI – 8 (-13, 09.8W), HS_ – 1 (-36, 06.2E)