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    Bortle 7

    Ostrowik Dark Sky Protected Area

    województwo mazowieckie, Poland52.0900°, 21.4100°Peak altitude 9°12.0h peak darknessBest: Apr, Mar, Aug, May

    Milky Way Calendar

    Nightly visibility ratings for Ostrowik Dark Sky Protected Area

    Recognition

    Year designated

    2014

    Recognized by

    Ciemne Niebo Polska

    DSAG class

    4b

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