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Table 9

NGC 6656 catalog.

Column # Name Description

(...) (...) (...)
(9) K S Calibrated KS magnitude in 2MASS system
(10) K S Calibrated KS magnitude in MKO system
(11) B Calibrated B magnitude
(12) V Calibrated V magnitude
(13) I Calibrated I magnitude
(14) σ K S rms error in KS photometry
(15) σ B rms error in B photometry
(16) σ V rms error in V photometry
(17) σ I rms error in I photometry
(18) n K S Number of images where the star was found in used to compute the KS magnitude
(19) n B Number of images where the star was found in used to compute the B magnitude
(20) n V Number of images where the star was found in used to compute the V magnitude
(21) n I Number of images where the star was found in used to compute the I magnitude
(22) QFITKS Quality of KS PSF-fit
(23) QFITB Quality of B PSF-fit
(24) QFITV Quality of V PSF-fit
(25) QFITI Quality of I PSF-fit
(26) weedKS KS weed-out flag (1 = star, 0 = PSF-artefact, −1 = star not found in KS exposures)
(27) μαcosδ Proper-motion value along μαcosδ [mas yr-1]
(28) σ μαcosδ rms of μαcosδ [mas yr-1]
(29) μ δ Proper-motion value along μαcosδ [mas yr-1]
(30) σ μ δ rms of μδ [mas yr-1]
(31) n pairs Number of pairs of first-second epoch images used to compute the proper motion of the star
(32) P μ Membership probability

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