File:126fig2.jpg
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126fig2.jpg (736 × 489 pixels, file size: 68 KB, MIME type: image/jpeg)
Figure 2: Early measurements of the solar oblateness, using both photographic plates and heliometers. These early researchers were interested in the relationship between the oblateness and the phase of the solar sunspot cycle, a question remaining open in spite of the great improvement in measurement accuracy since the 19th century.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 14:34, 1 November 2024 | 736 × 489 (68 KB) | Maintenance script (talk | contribs) | == Summary == Importing file |
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