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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System
Parameters
Data sources (Number of stars)
Vilnius
V
U-V
P-V
X-V
Y-V
Z-V
V-S
107
( 12)
Vilnius CCD
V
U-V
P-V
X-V
Y-V
Z-V
V-S
405
( 163)
UBV pg
V
B-V
U-B
271
( 53)