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
21
( 118)
192
( 5)
395
( 110)
469
( 5)
501
( 5)
538
( 56)
589
( 101)
ß data
Hbeta
190
( 5)
291
( 8)
Geneva
V
U-B
B-V
U-B1
B2-V1
d
delta
m2
g
Walraven
V
[V]
V-B
B-U
U-W
B-L
58
( 34)
VRIc data
V
V-R
R-I
418
( 56)
JHK data
J
H
K
J-H
H-K
J-K
34
( 24)
86
( 490)
UBV CCD
V
B-V
U-B
242
( 653)
422
(1514)
477
( 169)
VIc CCD
V
V-I
242
( 887)
422
(1549)
byHalpha
V
b-y
y-Ha
449
( 74)
UBV pg
V
B-V
U-B
23
( 318)
BV-ASCC
V
B-V
2
( 19)