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Summary

DescriptionExtragalactic Distance Ladder en.svg	English: Light green boxes: Technique applicable to star-forming galaxies. Light blue boxes: Technique applicable to Population II galaxies. Light Purple boxes: Geometric distance technique. Light Red box: The planetary nebula luminosity function technique is applicable to all populations of the Virgo Supercluster. Solid black lines: Well calibrated ladder step. Dashed black lines: Uncertain calibration ladder step. Français : Boîtes vert pâle : techniques applicables aux galaxies où se forment des étoiles. Boîtes bleu pâle : techniques applicables aux galaxies possédant des étoiles de population II. Boîtes mauve pâle : techniques géométriques. Boîtes rouge pâle : techniques appliquant la fonction de luminosité des nébuleuses planétaires, pouvant s'appliquer à l'ensemble des étoiles du superamas de la Vierge. Lignes noir foncé : échelles bien calibrées. Lignes noir pointillé : échelles à la calibration incertaine.
Date	18 May 2018
Source	File:Extragalactic_Distance_Ladder.svg
Author	WilliamKF, TilmannR
Other versions	македонски

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