UPSA
Object Registry
Horizons 299
| Parameter | Value | Unit | Uncertainty | As published | Source | Reference |
|---|---|---|---|---|---|---|
| Mass | 48.685 | 1e23 kg | Mass x10^23 (kg) | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Equatorial radius | 6,051.893 | re | Equatorial Radius, Re | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Density | 5.204 | g/cm^3 | Density (g/cm^3) | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Orbital period | 0.6151973 | y | Sidereal orb. per., y | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Geometric albedo | 0.65 | Geometric Albedo | JPL Horizons | JPL Horizons on-line ephemeris system | ||
| Escape velocity | 10.361 | km/s | Escape speed, km/s | JPL Horizons | JPL Horizons on-line ephemeris system | |
| GM | 324,858.6 | km^3/s^2 | GM (km^3/s^2) | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Mean temperature | 735 | K | Mean Temperature (K) | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Obliquity to orbit | 177.3 | deg | Obliquity to orbit | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Mean solar day | 116.749 | day | Mean solar day | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Surface gravity | 8.87 | m/s^2 | Equ. gravity m/s^2 | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Atmospheric pressure | 90 | bar | Atmos. pressure (bar) | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Core radius km | ~3200 | km | Core radius (km) | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Hill s sphere rad rp | 167.1 | rp | Hill's sphere rad.,Rp | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Mass ratio sun venus | 408,523.7 | sun/venus | Mass ratio (Sun/Venus) | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Max angular diam | 60.2 | " | Max. angular diam. | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Mom of inertia | 0.33 | Mom. of Inertia | JPL Horizons | JPL Horizons on-line ephemeris system | ||
| Orbit speed km s | 35.021 | km/s | Orbit speed, km/s | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Sid rot rate rad s | -2.99240e-07 | rad/s | Sid. Rot. Rate (rad/s) | JPL Horizons | JPL Horizons on-line ephemeris system | |
| Visual mag v 1 0 | -4.4 | Visual mag. V(1,0) | JPL Horizons | JPL Horizons on-line ephemeris system | ||
| Volume x10 10 km 3 | 92.843 | x10^10 km^3 | Volume (x10^10 km^3) | JPL Horizons | JPL Horizons on-line ephemeris system |
| Archive | Read at (UTC) | Record |
|---|---|---|
| JPL Horizons | 2026-08-14 17:08 | open at source |
Machine-readable: /api/v1/object/venus · Registry entry updated 2026-08-14.