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)
UBV
V
B-V
U-B
1513
( 27)
UBV CCD
V
B-V
U-B
65
( 167)
68
( 518)
466
( 327)
530
( 790)
VRIc CCD
V
V-R
R-I
65
( 168)
530
(1816)
VIc CCD
V
V-I
65
( 167)
RIc CCD
I
R-I
254
( 251)
UBV pg
V
B-V
U-B
120
( 99)