Monthly Sunspot Classification and Coordinates
October 2021 Monthly report →
Each group: class – number of spots (B, ΔL). NS: No sunspot.
| Drawing | Day | R | Classification and Coordinates |
|---|---|---|---|
| Drawing | 01 | 28 | DSI – 6 (31, 26.5E), DAI – 2 (-17, 57.2W) |
| Drawing | 03 | 18 | EAI – 8 (31, 02.3E) |
| Drawing | 04 | 26 | EAI – 5 (31, 10.4W), HR_ – 1 (16, 75.9E) |
| Drawing | 05 | 45 | CAI – 12 (32, 23.2W), HH_ – 1 (17, 62.2E), AX_ – 2 (22, 64.8E) |
| Drawing | 07 | 13 | HR_ – 3 (18, 38.3E) |
| Drawing | 08 | 21 | HK_ – 11 (18, 23E) |
| Drawing | 09 | 32 | DHI – 9 (19, 06.7E), AX_ – 3 (-18, 06.3W) |
| Drawing | 11 | 23 | CHO – 2 (17, 18.3W), AX_ – 1 (-21, 31.2W) |
| Drawing | 12 | 24 | AX_ – 3 (20, 34W), HS_ – 1 (17, 30.8W) |
| Drawing | 14 | 28 | BXO – 6 (15, 70.9W), CHO – 2 (17, 54.1W) |
| Drawing | 15 | 23 | AX_ – 1 (17, 82.5W), CHO – 2 (18, 67.9W) |
| Drawing | 16 | 11 | HS_ – 1 (16, 83.1W) |
| Drawing | 20 | 11 | HH_ – 1 (-18, 47.1E) |
| Drawing | 21 | 24 | AX_ – 3 (23, 48.7E), HH_ – 1 (-18, 34.3E) |
| Drawing | 22 | 50 | BXI – 4 (24, 36.3E), HH_ – 1 (-18, 21.1E), BXO – 2 (-28, 76.8E), CAI – 3 (-22, 77.2E) |
| Drawing | 23 | 73 | AX_ – 2 (24, 21.2E), HS_ – 1 (-18, 05.8E), AX_ – 4 (-26, 31.1E), CSI – 8 (-21, 59.1E), DSI – 8 (-26, 59.2E) |
| Drawing | 25 | 74 | HS_ – 1 (-18, 16.7W), HA_ – 5 (-22, 37E), CAI – 13 (-27, 39.4E), AX_ – 1 (-13, 63.1E), ?__ – 4 (-23, 67.7E) |
| Drawing | 26 | 106 | HS_ – 1 (-19, 31.4W), CRI – 10 (-18, 15W), CAI – 5 (-23, 23.7E), DAC – 22 (-27, 25.1E), AX_ – 1 (-13, 49.6E), CRI – 7 (-24, 54.6E) |
| Drawing | 27 | 113 | CSI – 8 (18, 78.2E), HS_ – 1 (-18, 43.8W), CSI – 7 (-18, 28.9W), CSI – 4 (-24, 11.7E), CSI – 22 (-27, 14.5E), BXI – 11 (-24, 40E) |
| Drawing | 28 | 121 | CKI – 13 (19, 67.4E), HS_ – 1 (-18, 56.3W), AX_ – 2 (-17, 43W), AX_ – 2 (-18, 37.9W), DSC – 26 (-26, 01.4E), AX_ – 1 (-10, 22.4E), AX_ – 6 (-22, 25.4E) |
| Drawing | 29 | 94 | CKI – 13 (18, 51.7E), HH_ – 1 (-19, 73.4W), AX_ – 1 (-18, 59.4W), DSI – 21 (-26, 12.9W), BXI – 8 (-24, 14.1E) |
| Drawing | 30 | 88 | AX_ – 4 (27, 05.9W), DAI – 19 (18, 39.5E), CHO – 4 (-26, 28W), CAI – 9 (-29, 22W), AX_ – 2 (-13, 05E) |
| Drawing | 31 | 91 | BXI – 7 (27, 19.7W), CAI – 22 (18, 27.4E), HH_ – 1 (16, 85.1E), HS_ – 1 (-25, 40.7W), CAI – 10 (-28, 36W) |
