Communications from the David Dunlap Observatory
Reprints from various periodicals; distribution discontinued after no. 450.Color-magnitude diagram of NGC 6522 obtained by converting Arpa#39;s photographic magnitudes to the B, V system used in the present ... It is believed that this type of uncertainty is responsible for the systematic differences between the Arp and van den Bergh magnitude scales near ... Astropkys. 4, 234. Fiinfschilling, H. 1971, Astron. Astropkys. 13, 454. Gaposchkin, S. 1955, Variable Stars (USSR) 10, 337.
| Title | : | Communications from the David Dunlap Observatory |
| Author | : | David Dunlap Observatory |
| Publisher | : | - 1971 |
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