(70712) Danieljoanna Main-belt Asteroid
Discovered on 31 October 1999 by CSS at Catalina.
Daniel (b. 1929) and Joanna Rose (b. 1930), through their philanthropic interest in social justice, education, science literacy, and the health and wealth of the human species, had the vision to support Cosmos: A Spacetime Odyssey, becoming an acclaimed 13-part TV series, airing in 45 languages and 180 countries.Naming citation (WGSBN Bull. 3, #12, 11), IAU / Minor Planet Center, via NASA/JPL
Where Danieljoanna is today
Seen from above the solar system on 2026-10-14: Danieljoanna is 2.78 au from the Sun and 3.38 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 70712 |
| Provisional designation | 1999 UW45 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.25 |
| Orbital period | 4.32 years |
| Semi-major axis | 2.65 au |
| Perihelion – aphelion | 2.14 – 3.16 au |
| Eccentricity | 0.192 |
| Inclination | 12.1° |
| Closest distance between its orbit and Earth's (MOID) | 1.15 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Joanna
All asteroids named after someone called Joanna
Also discovered on 31 October 1999
- (13411) OLRAP
- (20664) Senec
- (36226) Mackerras
- (41030) Mariawomack
- (70713) Sethmacfarlane
- (70718) HEAF
- (70720) Davidskillman
- (91888) Tomskilling
- (121540) Jamesmarsh
- (129982) Jeffseabrook
- (129985) Jimfreemantle