HD 40307 f
| Discovery | |
|---|---|
| Discovered by | Mikko Tuomi et al. | 
| Discovery site | La Silla Observatory, Chile | 
| Discovery date | October 28, 2012 | 
| radial velocity, using HARPS | |
| Orbital characteristics | |
| 0.247 [0.233, 0.258] AU | |
| Eccentricity | 0.03 [0, 0.13] | 
| 51.76 [51.30, 52.26] d | |
| Semi-amplitude | 1.09 [0.77, 1.37] | 
| Star | HD 40307 | 
HD 40307 f is an extrasolar planet orbiting the star HD 40307. It is located 42 light-years away in the direction of the southern constellation Pictor. The planet was discovered by the radial velocity method, using the European Southern Observatory's HARPS apparatus by a team of astronomers led by Mikko Tuomi at the University of Hertfordshire and Guillem Anglada-Escude of the University of Göttingen, Germany. The existence of planet was confirmed in 2015.