(19119) Dimpna Main-belt Asteroid
Discovered on 27 September 1981 by L. G. Karachkina at Nauchnyj.
The Dictionary of Minor Planet Names (DiMPNa) is a catalogue edited by Lutz D. Schmadel in 1991, 1993, 1996 and 1999. This reflection of the history of humanity is possible by intensive observational and numerical work of researchers on minor planets all over the world.Naming citation (20010902/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Dimpna is today
Seen from above the solar system on 2026-10-14: Dimpna is 1.87 au from the Sun and 0.913 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 19119 |
| Provisional designation | 1981 SG3 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.42 |
| Orbital period | 3.75 years |
| Semi-major axis | 2.42 au |
| Perihelion – aphelion | 1.86 – 2.97 au |
| Eccentricity | 0.231 |
| Inclination | 3.77° |
| Closest distance between its orbit and Earth's (MOID) | 0.857 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.