Daily Sunspot Evaluation
Observation Sheet Monday, 1 March 1999
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)
- 5
- Number of spots (f)
- 56
- Relative number (R)
- 106
- Observer
- ıH
- Reading
- counts consistent, some coordinates doubtful
- File
- 19990301.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ESC – 27 | 29 | 16W | 101 | 19W | 19 | 502 |
| 2 | AX – 6 | 18 | 19E | 66 | 16E | ~3 | 570-6 |
| 3 | OKO – 21 | 31 | 26E | 59 | 23E | 8 | |
| 4 | HR – 1 | -26 | 34E | 11 ⚠ | 34E | 2 | |
| 5 | HA – 1 | -31 | 80E | 5 | 77E | ~4 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.