temps (durée) (1) norme (1) étable (1) point (1) étalonnage (1) Vila Nova de Gaia (1) Calibration (1) Observations (1) Methods (1) Surveys (1) Observations (1) Time (1) Surveys (1) Stars (1) Speed (1) Spectrometer (1) Asteroids (1) Calibration (1) Average (1) Universe (1) Methods (1) Speed (1) pointe (1)