Daily Sunspot Evaluation

Observation Sheet Monday, 31 October 1988

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)
6
Number of spots (f)
42
Relative number (R)
102
Observer
HE
Reading
all checks consistent
File
19881031.jpg
31.10.1988 photosphere drawing

Sunspot groups

NoGroup (class – spots) BΔ LLΔ LfU Margin no.
1ESO – 12 2822W 222 24W11 291
2HH – 1 2675E 125 72E4 294
3HK – 2 -3841W 243 45W3 288
4CAO – 4 -2812W 212 14W5 290
5EKI – 22 -1643E 157 41E12.25 295
6HK – 1 -2858E 142 56E3 296

Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.

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