Daily Sunspot Evaluation
Observation Sheet Thursday, 2 July 1998
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)
- 9
- Number of spots (f)
- 26
- Relative number (R)
- 116
- Observer
- NA
- Reading
- counts consistent, some coordinates doubtful
- File
- 19980702.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 3 | 16 | 51W | 88 | 54W | 2 | 116 |
| 2 | DMO – 4 | 28 | 25E | 12 | 22E | 6.5 | 125 |
| 3 | CSO – 3 | 16 | 66E | 331 | 63E | 14 | 128 |
| 4 | HS – 3 | -24 | 34W | 748 ⚠ | 37W | 2 | 117 |
| 5 | AX – 3 | -24 | 12W | 49 | 15W | 1 | 120 |
| 6 | HS – 1 | -15 | 06W | 43 | 09W | 1.5 | 121 |
| 7 | CAO – 3 | -26 | 19E | 18 | 16E | 5.5 | 124 |
| 8 | HS – 1 | -22 | 51E | 346 | 48E | 2.5 | 129 |
| 9 | CAO – 5 | -23 | 28E | 9 | 25E | 15 | 126 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.