Messier 103: Verskil tussen weergawes

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== Geskiedenis ==
Ná Méchain se ontdekking van [[Messier 101]], [[M102]] en M103 in 1781 het Messier nie self die geleentheid gehad om die sterreswerms van naderby te bestudeer voordat hy hulle by sy katalogus gevoeg het nie.<ref name="seds">{{cite web |title=Messier 103: Observations and Descriptions |work=SEDS |url=http://seds.org/messier/m/m103.html |access-date=13 April 2011 |language=en |archive-url=https://web.archive.org/web/20110805105957/http://www.seds.org/messier/m/m103.html |archive-date=5 Augustus 2011 |url-status=dead |df=dmy-all}}</ref><ref>{{cite web|title=3 Clusters in Cassiopeia|url=http://www.oneminuteastronomer.com/2009/11/05/3-clusters-cassiopeia/|work=One Minute Astronomer|accessdate=2010-04-14|archive-date=2011-02-22|archive-url=https://web.archive.org/web/20110222063152/http://www.oneminuteastronomer.com/2009/11/05/3-clusters-cassiopeia/|url-status=dead}}</ref> In 1783 het [[William Herschel]] M103 bestudeer en gesê daar is 14 tot 16 taamlike groot sterre, waarvan baie dof is.<ref>{{cite web|title= Messier 103|url= http://www.universetoday.com/49854/messier-103/|work=Universe Today| accessdate=2010-04-14}}</ref> Sterrekundiges het daarna die getal opgestoot na 40, later 60 en eindelik 172 sterre.<ref name="seds" />
 
== Verwysings ==