Daily Sunspot Evaluation
Observation Sheet Friday, 29 October 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)
- 10
- Number of spots (f)
- 154
- Relative number (R)
- 254
- Observer
- TA
- Reading
- counts consistent, some coordinates doubtful
- File
- 19991029.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EKI – 51 | 8 | 12E | 116 | 09E | 13.5 | |
| 2 | AX – 7 | 19 | 14E | 114 | 11E | ~1.5 | |
| 3 | DAO – 6 | 11 | 54E | 76 | 51E | 7° | |
| 4 | FKC – 40 | -12 | 42W | 146 ⚠ | 45W | 16° | |
| 5 | CAO – 9 | -15 | 23W | 151 | 26W | ~6° | |
| 6 | ERC – 27 | -25 | 18W | 146 | 21W | 13° | |
| 7 | AX – 2 | -15 | 11E | 119 | 08E | 6.5 | |
| 8 | AX – 2 | -18 | 20E | 108 | 17E | - | |
| 9 | ERI – 9 | -14 | 38E | 96 ⚠ | 35E | 6° | Cki-9 |
| 10 | AX – 1 | -28 | 59E | 69 | 56E | - |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.