The nearest found maser object is G21.842+0.416 (offset by 2.4" from input coordinates)
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display_aladin("277.3782080","-9.6635420","G21.842+0.416","G21.842+0.416","G21.843+0.416-1612A, G21.843+0.416-1612B, OH21.9+0.4","0")