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Astron. Astrophys. 333, 1053-1068 (1998) AcknowledgementsWe gratefully acknowledge the assistance of the staff at the NSO Vacuum Tower Telescope for providing support that made these observations possible. We also thank K. D. Leka, Alan McAllister, and C. Zwaan for helpful comments on the manuscript, and K. D. Leka for applying the genetic initialization to the LSQ inversion. ![]() ![]() ![]() ![]() © European Southern Observatory (ESO) 1998 Online publication: April 28, 1998 ![]() |