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Summary
| Description |
English: Three dimensional reference frame where the angular separation is the angle between the points A and B as seen from the center of the sphere O. The vectors and are the unitary vectors normal to the surface in and , respectively. The points A and B are defined by their right ascension (RA), , , and declination (dec), , , respectively. |
| Date | |
| Source | Own work |
| Author | Gaulme |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 09:55, 17 June 2021 | | 1,264 × 1,116 (214 KB) | Gaulme | Uploaded own work with UploadWizard |
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