Types of Measurements in the Database

The Symbol column refers to the short hand way the measurement is listed in output.

Magnitudes		Colors
Symbol	Measurement System	Symbol	Measurement System
U	Johnson System U	JU-B	Johnson U-B
B	Johnson System B	JU-V	Johnson U-V
V	Johnson System V	JB-V	Johnson B-V
R	Johnson System R	JB-R	Johnson B-R
I	Johnson System I	JB-I	Johnson B-I
J	Johnson System J	JV-R	Johnson V-R
H	Johnson System H	JV-I	Johnson V-I
K	Johnson System K	JR-I	Johnson R-I
DU	U - Johnson System	JJ-H	Johnson J-H
DB	B - Johnson System	JJ-K	Johnson J-K
DV	V - Johnson System	JH-K	Johnson H-K
DR	R - Johnson System	DJB-V	Johnson B-V
DI	I - Johnson System	DJU-B	Johnson B-V
DJ	J - Johnson System
DH	H - Johnson System
DK	K - Johnson System
BVRI	Average of Johnson B,V,R, I values
VRA	Average of Johnson V and R magnitudes
SWKU	Stebbins-Whitford-Kron U
SWKV	Stebbins-Whitford-Kron V
SWKB	Stebbins-Whitford-Kron B
SWKG	Stebbins-Whitford-Kron G
SWKR	Stebbins-Whitford-Kron R
SWKI	Stebbins-Whitford-Kron I
SU	Stromgren ultraviolet	SB-Y	Stromgren b-y
SV	Stromgren violet	SM1	Stromgren m1
SB	Stromgren blue	SC1	Stromgren c1
SY	Stromgren yellow	DSB-Y	Stromgren b-y
SBET	Stromgren beta
DSU	Stromgren ultraviolet
DSV	Stromgren violet
DSB	Stromgren blue
GV	Geneva V	GU-B	Geneva U-B
		GB-V	Geneva B-V
HV	Hipparcos Satellite V
OB	OGLE Survey B
OV	Visual (Eye)
PH	Photographic
DL	Luminosity
RV	Radial Velocity

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