The nearest found maser object is G20.725-0.687 (offset by 1.0" from input coordinates)
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display_aladin("277.8460790","-11.1652690","G20.725-0.687","G20.725-0.687","G20.725-0.688-1612A, G20.725-0.688-1612B, OH020.725-00.687, OH20.8-0.8","0")