To make a plot
Select one or two photometric systems,
Select one or two parameters,
Select one or two data sources,
Click on "Plot".
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Cluster page
System
Parameters
Data sources (Number of stars)
JHK data
J
H
K
J-H
H-K
J-K
73
(1004)
UBV CCD
V
B-V
U-B
147
(5732)
147
(2041)
147
( 585)
VIc CCD
V
V-I
147
(8140)
147
( 979)