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)
UBV
V
B-V
U-B
1341
( 27)
1602
( 16)
2010
( 9)
uvby
V
b-y
m1
c1
184
( 23)
uvby mean
V
b-y
m1
c1
ß data
Hbeta
184
( 22)
ß mean
Hbeta
Geneva
V
U-B
B-V
U-B1
B2-V1
d
delta
m2
g
Vilnius
V
U-V
P-V
X-V
Y-V
Z-V
V-S
59
( 17)
UBV CCD
V
B-V
U-B
229
( 206)
uvby CCD
V
b-y
m1
c1
265
( 8)
ß CCD
Hbeta
265
( 9)
VIc CCD
V
V-I
365
( 139)
UBV pg
V
B-V
U-B
2
( 53)