HD 221947 , the SIMBAD biblio

HD 221947 , the SIMBAD biblio (7 results)

C.D.S. - SIMBAD4 rel 1.8 - 2026.10.16CEST00:11:14

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Bibcode/DOI	Score	in a table	Nb occurence	Nb objects in ref	Citations (from ADS)	Title	First 3 Authors
`1963AJ.....68...57V`				`499`	`5`	Micrometer measures of doubles stars. III.	VAN DEN BOS W.H.
`1975ApJS...29..315H`				`966`	`15`	Micrometer observations of double stars. VIII.	HEINTZ W.D.
`1995A&AS..112..453N`				`103`	`5`	CCD astrometry and instrumental {DELTA}V photometry of wide visual double stars. IV. Differential measurements of northern pairs.	NAKOS T., SINACHOPOULOS D. and VAN DESSEL E.
`1999AJ....117.2511G`				`1051`	`15`	Speckle interferometry at the US Naval Observatory. III.	GERMAIN M.E., DOUGLASS G.G. and WORLEY C.E.
`2000AJ....119.3071D`				`660`	`14`	Speckle interferometry at the US naval observatory. V.	DOUGLASS G.G., MASON B.D., RAFFERTY T.J., et al.
`2012AJ....143..124M`	`15`	`D`	`1`	`1903`	`6`	Speckle interferometry at the U.S. Naval Observatory. XVIII.	MASON B.D., HARTKOPF W.I. and FRIEDMAN E.A.
`1993yCat.3135....0C`	`14`	`D`	`1`	`252979`	`52`	VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)	CANNON A.J. and PICKERING E.C.