Daily Sunspot Evaluation
Observation Sheet Friday, 16 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)
- 8
- Number of spots (f)
- 27
- Relative number (R)
- 107
- Observer
- HM
- Reading
- counts consistent, some coordinates doubtful
- File
- 19840316.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DSO – 2 | 14 | 28E | 153 ⚠ | 28E | 5.3 | 48 |
| 2 | HAX – 1 | 12 | 56E | 131 | 56E | 2.4 | 49 |
| 3 | ? – 1 | 14 | 74E | 113 | 74E | 2.4 | 50 |
| 4 | DAC – 5 | -10 | 69W | 256 | 69W | 12.8 | 44 |
| 5 | BXO – 2 | -16 | 58W | 245 | 58W | 4.2 | 51 |
| 6 | HAX – 1 | -18 | 41W | 228 | 41W | 1.15 | 45 |
| 7 | DAC – 9 | -4 | 28W | 215 | 28W | 11.36 | 46 |
| 8 | CAE – 6 | -22 | 35E | 152 | 35E | 6.3 | 47 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.