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astro-ph2007★ 22 cited
The Kinematically Measured Pattern Speeds of NGC 2523 and NGC 4245
P. Treuthardt, R. Buta, H. Salo +1
We have applied the Tremaine-Weinberg continuity equation method to derive the bar pattern speed in the SB(r)b galaxy NGC 2523 and the SB(r)0/a galaxy NGC 4245 using the Calcium Tr…
astro-ph2001
The Duality of Spiral Structure, and a Quantitative Dust Penetrated Morphological Tuning Fork at Low and High Redshift
D. L. Block, I. Puerari, R. J. Buta +3
In the near-infrared, the morphology of older star-dominated disks indicates a simple classification scheme (1) H where is the dominant harmonic, (2) a pitch angle (derived…