Senectus Tesserae (Venus)
Data as of 2026-10-23
What it is
- Type
- Tessera, tesserae
- IAU definition
Tile-like, polygonal terrain
- Diameter
- 1,400 km, 23 % of the radius of its body
- Centre
- 50° N, 292° east (planetocentric latitude, east longitude from 0 to 360°, the IAU convention)
- Name adopted
- 1997
- Origin of the name
Roman goddess of old age.
Quoted in English, as the IAU publishes it.
In Galaxy
Opens its body in the application, the camera turned towards Senectus Tesserae.
Observed by
Instruments whose footprint touches this formation, counted by the PDS Orbital Data Explorer (data frozen on September 29, 2026). A footprint that touches it is not a study of it.
| Mission and instrument | Products | First | Last |
|---|---|---|---|
| Arecibo Observatory and National Radio Astronomy Observatory · Radio Telescope / Robert C. Byrd Green Bank Telescope | 15 | June 17, 1988 | May 30, 2020 |
| Magellan · Radar System | 309 | April 14, 1991 | December 13, 1991 |
| ESA's Venus Express · Visible and Infrared Thermal Imaging Spectrometer | 341 | May 14, 2006 | May 13, 2014 |
Sources
International Astronomical Union Working Group for Planetary System Nomenclature, Gazetteer of Planetary Nomenclature, read on October 23, 2026. Feature page: https://planetarynames.wr.usgs.gov/Feature/5428
Type definitions: IAU Descriptor Terms, read on October 17, 2026. https://planetarynames.wr.usgs.gov/DescriptorTerms