| Reference number | CLP/8i/20a/2 |
| Level | Item |
| Title | Diagram, elliptical orbit of planets by Nicolas Mercator |
| Date | 1664 |
| Description | The diagram, which appears on the third page, shows how a non-uniform motion of a planet in an elliptical orbit might be reduced to equal angles in equal times around the empty focus
Subject: Astronomy |
| Language | Latin |
| Extent | 1p |
| Format | Diagram |
| Physical description | Ink on paper |
| Access status | Open |
| Related records in the catalogue | CLP/8i/21 |
| CLP/8i/20a/1 |
| CLP/8i/20a |
| CLP/8i/21/2 |
Fellows associated with this archive
| Code | Name | Dates |
| NA7751 | Mercator; Nicolas (c 1620 - 1687); mathematician and astronomer | c 1620 - 1687 |