WDS 17592+6409 STF 2273 AB (HD 164984) : VISUAL OBSERVATIONS REPORTS
 
 
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Show 22/07/21 daedalus1 mean difficulty separated 282   Seeing: Pickering 8, excellent. Measures: theta 282, rho 21.75 +/- 0.112. Very nice, subtle contrasting double, pretty evenly matched.