Daily Sunspot Evaluation
Observation Sheet Monday, 19 March 1984
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)
- 7
- Number of spots (f)
- 31
- Relative number (R)
- 101
- Observer
- TS
- Reading
- all checks consistent
- File
- 19840319.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CRO – 4 | 7 | 23W | 174 | 26W | 5.5 | 49 |
| 2 | BXX – 5 | 5 | 13E | 138 | 10E | 3 | 51 |
| 3 | CAO – 4 | 12 | 20E | 131 | 17E | 5 | 49 |
| 4 | HAX – 6 | 13 | 39E | 112 | 36E | 6 | 50 |
| 5 | ? – 3 | 12 | 66E | 85 | 63E | 3 | 52 |
| 6 | CAI – 7 | -5 | 65W | 216 | 68W | 17 | 46 |
| 7 | AXX – 2 | -14 | 74E | 77 | 71E | 2 | 55 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.