Cepheids DB color system formulae

Color system conversion formulae
source formulaetarget
valueerrorband
 
ri_cousinsubvri
bv0.01bv
9.9990.01i
0.00.0ri
0.00.0uv
v0.01v
0.587 * vr + 0.413 * vi + 0.030.01vr
saaocartercit
hk + 0.001 * jk + 0.0060.01hk
00.01jh
0.887 * jk + 0.0010.01jk
k - 0.021 * jk - 0.0020.01k
genevari_cousins
9.9999.999bv
0.00.0ri
0.00.0ub
v0.01v
9.9999.999vi
9.9999.999vr
ubvriri_cousins
bv0.01bv
0.00.0ri
0.00.0ub
v0.01v
0.77 * ( vr + ri ) + 0.010.01vi
vr0.01vr
vbluwri_cousins
2.628 * vb - 0.500 * vb * vb - 0.0080.01bv
0.00.0ri
bu0.01ub
6.874 - ( 2.5 * ( v + 0.065 * vb ) )0.01v
9.9999.999vi
9.9999.999vr
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