... NGC 6604

Based on observations secured with the telescopes of the South African Astronomical Observatory (SAAO) and those of the Padova and Asiago Astronomical Observatories.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.