ios - Is there a minimum span in an MKMapView? - 


mkcoordinateregion region =      mkcoordinateregionmakewithdistance(annotation.coordinate, 10, 10);  [self.mapview setregion:region];

this code doesn't work correctly.

i have map current location , annotations.
want show annotations in radius of 10 meters.

is there minimum radius? if take 1000m works correctly!


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