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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)
JHK data
J
H
K
J-H
H-K
J-K
86
( 891)
118
(3914)
UBV CCD
V
B-V
U-B
142
(4546)
190
( 255)
289
( 436)
540
(100030)
uvby CCD
V
b-y
m1
c1
526
(3808)
ß CCD
Hbeta
526
(3463)
VRIc CCD
V
V-R
R-I
142
(4569)
289
( 661)
540
(147802)
VIc CCD
V
V-I
142
(4738)
190
( 255)
289
( 675)
Caby CCD photometry
V
b-y
hk
2
(3198)