on 6275.0--
1830 extraa weak, barely heard
1832 disturbed by strong station on 6280
edit : R.Ronalisa was reported a few minutes later, but with quite a different offset.
So this tip remains UNID (Rick also reporting UNID at 1830)
Later : see new topic 'Radio Ronalisa 6275 AM 1839 UTC' same day