189 Phthia [SEP] discoverer or inventor
189 Phthia
Phthia (minor planet designation: 189 Phthia) is a bright-coloured, rocky main belt asteroid that was discovered by German-American astronomer Christian Heinrich Friedrich Peters on September 9, 1878 in Clinton, New York and named after Phthia, a region of Ancient Greece.
Photometric observations of this asteroid at the Organ Mesa Observatory in Las Cruces, New Mexico during 2008 gave a light curve with a period of 22.346 ± 0.001 hours and a brightness variation of 0.26 ± 0.02 in magnitude.
2 positive only cubes in two ways is 1729)
- Divisors of 189: 1, 3, 7, 9, 21, 27, 63, 189
In astronomy.
- 189 Phthia is a bright rocky main belt asteroid
- NGC 189 is an open cluster in the Cassiopeia constellation
In geography.
- Lumsden No. 189, Saskatchewan in southwestern Saskatchewan, Canada
In the military.
- 189th Airlift Squadron is a unit of the Idaho Air National Guard
- 189th Airlift Wing airlift