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Table 1
Central wavelengths and passbands for the different filters used in the SDSS (Bessell 2005), VISTA-VHSa, and NEOWISE (Jarrett et al. 2011) surveys.
| Filter | Effective central | Width |
|---|---|---|
| wavelength (μm) | (μm) | |
| SDSS | ||
| u′ | 0.3596 | 0.057 |
| g′ | 0.4639 | 0.128 |
| r′ | 0.6122 | 0.115 |
| i′ | 0.7439 | 0.123 |
| z′ | 0.8896 | 0.107 |
| VISTA-VHS | ||
| Y | 1.021 | 0.093 |
| J | 1.254 | 0.172 |
| H | 1.646 | 0.291 |
| Ks | 2.149 | 0.309 |
| NEOWISE | ||
| W1 | 3.3526 | 0.66256 |
| W2 | 4.6028 | 1.0423 |
| W3 | 11.5608 | 5.5069 |
| W4 | 22.0883 | 4.1013 |
Notes. (a) Filter information available at http://casu.ast.cam.ac.uk/surveys-projects/vista/technical/filter-set
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