Daily Sunspot Evaluation
Observation Sheet Wednesday, 14 April 1982
There is no typed record for this day. The values below were read by computer from the table on the sheet; when in doubt, see the drawing. Details →
- Number of groups (g)
- 13
- Number of spots (f)
- 37
- Relative number (R)
- 167
- Observer
- HM
- Reading
- all checks consistent
- File
- 19820414.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EKX – 12 | 16 | 27W | 123 | 30W | 12 | 159 |
| 2 | HHX – 1 | 12 | 22W | 118 | 25W | 3 | 149 |
| 3 | HSX – 1 | 3 | 11W | 107 | 14W | 1.25 | 153 |
| 4 | HSX – 1 | 16 | 15E | 81 | 12E | 0.75 | 158 |
| 5 | HKX – 1 | 3 | 70E | 26 | 67E | 3 | 163 |
| 6 | AXX – 1 | -15 | 64W | 160 | 67W | 140 | |
| 7 | CAO – 5 | -4 | 43W | 139 | 46W | 5 | 166 |
| 8 | HAX – 3 | -3 | 25W | 121 | 28W | 1.5 | 148 |
| 9 | BXO – 2 | -7 | 20W | 116 | 23W | 2.5 | 161 |
| 10 | CAI – 7 | -27 | 06W | 102 | 09W | 5 | 151 |
| 11 | HAX – 1 | -10 | 12E | 84 | 09E | 1.5 | 157 |
| 12 | HHX – 1 | -9 | 20E | 76 | 17E | 3 | 160 |
| 13 | AXX – 1 | -25 | 51E | 45 | 48E | 165 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.