Daily Sunspot Evaluation
Observation Sheet Sunday, 16 May 2004
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)
- 49
- Relative number (R)
- 119
- Observer
- SB0
- Reading
- all checks consistent
- File
- 20040516.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAI – 16 | 10 | 25W | 192 | 28W | ~7 | 85 |
| 2 | HA – 1 | 17 | 72E | 95 | 69E | ~2.5 | 88 |
| 3 | HS – 1 | 6 | 78E | 89 | 75E | ~2 | 89 |
| 4 | CAO – 4 | -7 | 64W | 234 | 70W | ~4.5 | 87 |
| 5 | HA – 2 | -10 | 31W | 198 | 34W | 2 | 80 |
| 6 | DKO – 24 | -3 | 09W | 176 | 42W | ~8 | 83 |
| 7 | HS – 1 | -8 | 48E | 119 | 45E | ~1.5 | 86 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.