Oh yeah, seems the IAU constellation boundaries are defined in the equatorial coordinate system relative to the equinox of B1875.0. Nice! Maybe better way will be recalculate all boundaries into the J2000.0 coordinates and use JNow -> J2000 transformation for checking constellation?
Oh yeah, seems the IAU constellation boundaries are defined in the equatorial coordinate system relative to the equinox of B1875.0. Nice! Maybe better way will be recalculate all boundaries into the J2000.0 coordinates and use JNow -> J2000 transformation for checking constellation?