Usage: mcfetch?satellite=[satellite]&date=[date]&time=[time]&band=[band]&output[output_format]&dkey=[dataAccessKey]...
    Valid keywords for output AREA, NETCDF, GEOTIF, TEXT, BINARY:
        LATlon
        LINele
        PLAce
        STAtion
        DAY
        ID
        RTIme
        TIMe
        BANd
        CF
        DOC
        GAUge
        MAG
        NAVtype
        OVERride
        SIZe
        STYpe
        TRACKing
        UNIT
        WL
        WN
        ALL
        CONTinue
        REPeat
        CYCle

    Valid keywords for output GIF, JPG, PNG:
        LATlon
        LINele
        PLAce
        STAtion
        DAY
        ID
        RTIme
        TIMe
        BANd
        EU
        GEOres
        GRAy
        MAG
        NAVtype
        REFresh
        SIZe
        SU
        TEXt
        TRACKing
        WL
        WN
        ALL
        REPeat
        CYCle
        SEQ
        CAL
        SF

    Valid keywords for output LIST:
        BANd
        DAY
        FORm
        ID
        SS
        TIMe
        WL
        WN