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Passbands Used in VSX

Visual magnitude
* Non-standard passband
B Johnson B
b Strömgren b
B* Geneva passband
BT Tycho B
c ATLAS cyan 420-650
CCD CCD clear filter
clear unfiltered
CoRoT CoRoT passband
CR Unfiltered with R zero point
CV Unfiltered with V zero point
G Geneva passband
g Sloan g
G Gaia G passband (unfiltered)
g' Sloan g'
H 2MASS H
HI-1A Helios 1A passband
Hp Hipparcos passband
I Johnson I
i Sloan i
i' Sloan i'
Ic Cousins Ic
i_P1 Pan-STARRS i
J Infrared passband 1.24 µm
j SRC-J plates
K Infrared passband 2.19 µm
K' Broadband 1.9-2.3 µm
Kp Kepler magnitude
Ks 2MASS Ks
L Infrared passband
L' Infrared passband 3.79 µm
M Infrared passband 4.64 µm
mp Photographic magnitude
mpg Photographic
mv Visual
NUV GALEX near-UV
o ATLAS orange 560-820 nm
p Photographic
P Photographic
pg Photographic
PH Photographic
pv Photovisual
R Johnson
r Sloan r
r' Sloan r'
R1 ROTSE-I
Rc Cousins
RF Red filter
s Sloan passband (unspecified)
st Visual steps
U Johnson U
u Sloan u
u' Sloan u'
V Johnson V
v Strömgren v
VT Tycho V
W1 WISE passband 3.368 µm
Y Geneva passband
y Strömgren y
z Sloan z
z' Sloan z'
[3.6] IRAC 3.6 µm

References

WISE passbands

Differences between Sloan ugriz and u'g'r'i'z' passbands