A Simple Model for Explaining Galaxy Rotation Curves

A new simple expression for the circular velocity of spiral galaxies is proposed and tested against HI Nearby Galaxy Survey (THINGS) data set. Its accuracy is compared with the one coming from MOND.

Bibliographic Details
Main Authors: Aneta Wojnar, Ciprian A. Sporea, Andrzej Borowiec
Format: Article
Language:English
Published: MDPI AG 2018-07-01
Series:Galaxies
Subjects:
Online Access:http://www.mdpi.com/2075-4434/6/3/70
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author Aneta Wojnar
Ciprian A. Sporea
Andrzej Borowiec
author_facet Aneta Wojnar
Ciprian A. Sporea
Andrzej Borowiec
author_sort Aneta Wojnar
collection DOAJ
description A new simple expression for the circular velocity of spiral galaxies is proposed and tested against HI Nearby Galaxy Survey (THINGS) data set. Its accuracy is compared with the one coming from MOND.
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spelling doaj.art-c250e598ffa7461188bf8d01639174802022-12-22T02:47:16ZengMDPI AGGalaxies2075-44342018-07-01637010.3390/galaxies6030070galaxies6030070A Simple Model for Explaining Galaxy Rotation CurvesAneta Wojnar0Ciprian A. Sporea1Andrzej Borowiec2Institute of Physics, Maria Curie-Sklodowska University, pl. Marii Curie-Sklodowskiej 1, 20-031 Lublin, PolandDepartment of Physics, West University of Timişoara, V. Pârvan Ave. 4, Timişoara RO-300223, RomaniaInstitute for Theoretical Physics, University of Wroclaw, pl. M. Borna 9, 50-204 Wroclaw, PolandA new simple expression for the circular velocity of spiral galaxies is proposed and tested against HI Nearby Galaxy Survey (THINGS) data set. Its accuracy is compared with the one coming from MOND.http://www.mdpi.com/2075-4434/6/3/70rotation curvesspiral galaxiescircular velocityTHINGSMOND
spellingShingle Aneta Wojnar
Ciprian A. Sporea
Andrzej Borowiec
A Simple Model for Explaining Galaxy Rotation Curves
Galaxies
rotation curves
spiral galaxies
circular velocity
THINGS
MOND
title A Simple Model for Explaining Galaxy Rotation Curves
title_full A Simple Model for Explaining Galaxy Rotation Curves
title_fullStr A Simple Model for Explaining Galaxy Rotation Curves
title_full_unstemmed A Simple Model for Explaining Galaxy Rotation Curves
title_short A Simple Model for Explaining Galaxy Rotation Curves
title_sort simple model for explaining galaxy rotation curves
topic rotation curves
spiral galaxies
circular velocity
THINGS
MOND
url http://www.mdpi.com/2075-4434/6/3/70
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