Blue shift
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by timsankey
Do these three items in blue indicate a blue shift indicating they are moving towards us, or is the colouration meaningless?
Posted
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by Budgieye moderator
yes, the colour is an artifact. Any measured blueshifts are not noticeable by colour and have to be measured with spectral charts.
see Even closer? z less than 0.000 The blueshift galaxy thread http://www.galaxyzooforum.org/index.php?topic=279890.0
see http://www.galaxyzooforum.org/index.php?topic=280077.msg600969#msg600969
Posted