The cluster, located one third of the way from Mu to Zeta Herculis glows at magnitude 5.8.
M13 was discovered by the Astronomer Royal, Sir Edmund Halley in 1714. He described it as "a little patch, but shews itself to the naked eye, when the sky is serene and the Moon is absent". Fifty years later, Charles
After locating it's area in the Quikfinder I switched to 45x at the eyepiece and beheld a soft ball with some stars resolved at the edges and across its face. While some report seeing "chains of stars" I noticed many sparklers as standing out from the unresolved portions. Ramping up to 180x increased the number of resolved stars visible so that the view was truly spectacular.
One thing I observed was that the seeing was variable due to the cooler air moving towards inland, so I had moments where the image seemed to snap to focus and then others where fewer stars were resolved. I then spent the rest of the evening observing globulars including M92,
Right before I turned in for the evening I spent a few minutes probing the