Daily Sunspot Evaluation
Observation Sheet Monday, 8 May 1972
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)
- 4
- Number of spots (f)
- 56
- Relative number (R)
- 96
- Observer
- HM
- Reading
- all checks consistent
- File
- 19720508.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 11 | 18 | 10E | 91 | |||
| 2 | C – 7 | 7 | 10E | 91 | |||
| 3 | E – 36 | -15 | 08E | 92 | |||
| 4 | B – 2 | -24 | 03W | 104 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.