Johanna Torppa

Models of Twenty Asteroids from Photometric Data

M. Kaasalainen, Johanna Torppa, J. Piironen · Icarus · 2002 · 155 citations

Twenty Asteroids, Asteroid, Planetary Body +1

Shapes and rotational properties of thirty asteroids from photometric data

Johanna Torppa, M. Kaasalainen, Tadeusz Michałowski et al. · Icarus · 2003 · 137 citations

Photometry, Planetary Body, Asteroid +3

Optimization methods for asteroid lightcurve inversion

M. Kaasalainen, Johanna Torppa · DPS · 1999 · 115 citations

Inverse Problems, Asteroid, Asteroid Lightcurve Inversion +1

Twenty years monitoring of extragalactic sources at 22, 37 and 87 GHz

H. Teräsranta, Jani Achrén, M. Hanski et al. · Astronomy and Astrophysics · 2004 · 93 citations · Full text

Extragalactic Sources, Galaxy Formation, Photometry +10

Streak detection and analysis pipeline for space-debris optical images

Jenni Virtanen, Jonne Poikonen, Tero Säntti et al. · Advances in Space Research · 2015 · 63 citations

Image Analysis, Engineering, Streak Detection +5