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
173
( 6)
815
( 6)
1341
( 24)
uvby
V
b-y
m1
c1
467
( 41)
537
( 18)
uvby mean
V
b-y
m1
c1
ß data
Hbeta
467
( 41)
537
( 18)
ß mean
Hbeta
Geneva
V
U-B
B-V
U-B1
B2-V1
d
delta
m2
g
VRIj data
V
V-R
R-I
107
( 10)
JHK data
J
H
K
J-H
H-K
J-K
6
( 42)
UBV CCD
V
B-V
U-B
86
(3000)
290
( 572)
438
(2319)
uvby CCD
V
b-y
m1
c1
425
( 290)
ß CCD
Hbeta
425
( 227)
VRIc CCD
V
V-R
R-I
290
(1095)
VIc CCD
V
V-I
273
( 477)
290
(1099)
438
(2532)
UBV pg
V
B-V
U-B
1
(1110)
2
( 174)
7
( 99)
10
( 90)