FOREGROUND GALACTIC EXTINCTION for GRB 090809 (Back to INDEX)
Galactic Extinction from the Schlafly & Finkbeiner 2011, Appendix; 2011ApJ...737..103S (SF11) recalibration of the Schlegel, Finkbeiner & Davis 1998, Appendix B; 1998ApJ...500..525S (SFD98) infrared-based dust map. The map is based on dust emission from COBE/DIRBE and IRAS/ISSA; the recalibration assumes a Fitzpatrick (1999PASP..111...63F) reddening law with Rv = 3.1 and different source spectrum than SFD98.
| L a n d o l t | S D S S | U K I R T |
Filter [µm] | U (0.35) | B (0.43) | V (0.54) | R (0.64) | I (0.80) | u (0.36) | g (0.47) | r (0.62) | i (0.75) | z (0.89) | J (1.25) | H (1.66) | K (2.19) | L' (3.78) |
Aλ [mag] | 0.411 | 0.344 | 0.260 | 0.206 | 0.143 | 0.402 | 0.313 | 0.217 | 0.161 | 0.120 | 0.067 | 0.043 | 0.029 | 0.015 |
Show/Hide Aλ magnitudes in all 88 photometric bands based on SF11
Bandpass [µm] | Aλ [mag] |
Landolt | U | (0.35) | 0.411 |
Landolt | B | (0.43) | 0.344 |
Landolt | V | (0.54) | 0.260 |
Landolt | R | (0.64) | 0.206 |
Landolt | I | (0.80) | 0.143 |
CTIO | U | (0.37) | 0.389 |
CTIO | B | (0.43) | 0.345 |
CTIO | V | (0.55) | 0.254 |
CTIO | R | (0.65) | 0.201 |
CTIO | I | (0.80) | 0.144 |
UKIRT | J | (1.25) | 0.067 |
UKIRT | H | (1.66) | 0.043 |
UKIRT | K | (2.19) | 0.029 |
UKIRT | L' | (3.78) | 0.015 |
Gunn | g | (0.52) | 0.276 |
Gunn | r | (0.66) | 0.195 |
Gunn | i | (0.79) | 0.147 |
Gunn | z | (0.91) | 0.117 |
Spinrad | R_S | (0.69) | 0.182 |
Stromgren | u | (0.35) | 0.408 |
Stromgren | b | (0.47) | 0.318 |
Stromgren | v | (0.41) | 0.360 |
Stromgren | beta | (0.49) | 0.302 |
Stromgren | y | (0.55) | 0.255 |
SDSS | u | (0.36) | 0.402 |
SDSS | g | (0.47) | 0.313 |
SDSS | r | (0.62) | 0.217 |
SDSS | i | (0.75) | 0.161 |
SDSS | z | (0.89) | 0.120 |
DSS-II | g | (0.46) | 0.321 |
DSS-II | r | (0.65) | 0.198 |
DSS-II | i | (0.81) | 0.141 |
PS1 | g | (0.49) | 0.301 |
PS1 | r | (0.62) | 0.215 |
PS1 | i | (0.75) | 0.160 |
PS1 | z | (0.87) | 0.125 |
PS1 | y | (0.97) | 0.103 |
PS1 | w | (0.62) | 0.222 |
LSST | u | (0.37) | 0.393 |
LSST | g | (0.48) | 0.307 |
LSST | r | (0.62) | 0.216 |
LSST | i | (0.75) | 0.160 |
LSST | z | (0.87) | 0.125 |
LSST | y | (0.97) | 0.103 |
WFPC2 | F300W | (0.31) | 0.465 |
WFPC2 | F450W | (0.46) | 0.323 |
WFPC2 | F555W | (0.54) | 0.261 |
WFPC2 | F606W | (0.60) | 0.229 |
WFPC2 | F702W | (0.69) | 0.185 |
WFPC2 | F814W | (0.79) | 0.147 |
WFC3 | F105W | (1.04) | 0.092 |
WFC3 | F110W | (1.12) | 0.084 |
WFC3 | F125W | (1.23) | 0.069 |
WFC3 | F140W | (1.37) | 0.058 |
WFC3 | F160W | (1.53) | 0.049 |
WFC3 | F200LP | (0.55) | 0.281 |
WFC3 | F218W | (0.22) | 0.736 |
WFC3 | F225W | (0.24) | 0.663 |
WFC3 | F275W | (0.27) | 0.520 |
WFC3 | F300X | (0.29) | 0.496 |
WFC3 | F336W | (0.34) | 0.422 |
WFC3 | F350LP | (0.59) | 0.249 |
WFC3 | F390W | (0.40) | 0.369 |
WFC3 | F438W | (0.43) | 0.344 |
WFC3 | F475W | (0.48) | 0.308 |
WFC3 | F475X | (0.50) | 0.295 |
WFC3 | F555W | (0.53) | 0.271 |
WFC3 | F600LP | (0.74) | 0.169 |
WFC3 | F606W | (0.59) | 0.236 |
WFC3 | F625W | (0.62) | 0.214 |
WFC3 | F775W | (0.76) | 0.156 |
WFC3 | F814W | (0.80) | 0.146 |
WFC3 | F850LP | (0.91) | 0.115 |
ACS | clear | (0.62) | 0.231 |
ACS | F435W | (0.43) | 0.342 |
ACS | F475W | (0.48) | 0.310 |
ACS | F550M | (0.56) | 0.248 |
ACS | F555W | (0.54) | 0.265 |
ACS | F606W | (0.59) | 0.234 |
ACS | F625W | (0.63) | 0.210 |
ACS | F775W | (0.77) | 0.154 |
ACS | F814W | (0.80) | 0.145 |
ACS | F850LP | (0.90) | 0.118 |
DES | g | (0.48) | 0.307 |
DES | r | (0.64) | 0.206 |
DES | i | (0.78) | 0.151 |
DES | z | (0.91) | 0.115 |
DES | Y | (0.99) | 0.100 |
For completeness, we include the original SFD98 values:
| L a n d o l t | S D S S | U K I R T |
Filter [µm] | U (0.34) | B (0.44) | V (0.54) | R (0.65) | I (0.81) | u (0.35) | g (0.49) | r (0.63) | i (0.78) | z (0.93) | J (1.27) | H (1.67) | K (2.22) | L' (3.81) |
Aλ [mag] | 0.508 | 0.403 | 0.310 | 0.250 | 0.181 | 0.482 | 0.355 | 0.257 | 0.195 | 0.138 | 0.084 | 0.054 | 0.034 | 0.014 |
Galactic Extinction based on H I Column Densities and Galaxy Counts (Burstein & Heiles; 1982AJ.....87.1165B) assuming Rv = 3.1: AB = 0.280 mag
See Notes on Galactic Extinction for important caveats.
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