Samenvatting
Observations in the 21 cm line of neutral hydrogen made with the Arecibo- and the Westerbork radio telescopes are presented of a sample of binary spiral galaxies. Completed with optical information, these observations are used to determine the spatial orientation of the spin-vectors of the galaxies and to estimate their systemic- and rotation velocities. These data are used in an accompanying paper to study the angular momentum properties of binary spiral galaxies in the context of galaxy formation.
Originele taal-2 | English |
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Pagina's (van-tot) | 379-406 |
Aantal pagina's | 28 |
Tijdschrift | Astronomy & astrophysics supplement series |
Volume | 99 |
Nummer van het tijdschrift | 2 |
Status | Published - jun.-1993 |