Daily Sunspot Evaluation
Observation Sheet Thursday, 1 July 1993
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)
- 3
- Number of spots (f)
- 40
- Relative number (R)
- 70
- Observer
- TK
- Reading
- all checks consistent
- File
- 19930701.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 1 | -13 | 28W | 60 | 31W | 3 | 163 |
| 2 | EAC – 35 | -11 | 03E | 29 | 00 | 12 | 164 |
| 3 | BXO – 4 | -15 | 20E | 12 | 07E | 3 | 167 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.