Table 3.
JANUS filters
| Position | Filter id. | Central wavelength / Bandpass [nm] | Note |
|---|---|---|---|
| F1 | PAN | 650/500 | Panchromatic (clear) – monochromatic imaging |
| F2 | BLUE | 450/60 | Blue – aerosol colours |
| F3 | GREEN | 540/60 | Green, background for Na – aerosol colours |
| F4 | RED | 646/60 | Red, background for Hα – aerosol colours |
| F5 | CMT medium | 750/20 | Continuum for medium Jovian Methane band |
| F6 | Na | 590/10 | Sodium D-lines in exospheres |
| F7 | MT strong | 889/20 | Strong Jovian Methane band |
| F8 | CMT strong | 940/20 | Continuum for strong Jovian Methane band |
| F9 | MT medium | 727/10 | Medium Jovian Methane band |
| F10 | Violet | 380/80 | UV slope |
| F11 | NIR 1 | 910/80 | Cloud structure |
| F12 | NIR 2 | 1015/130 | Cloud structure |
| F13 | Hα | 656/10 | Hα-line for aurorae and lightning |