NGC 188 (also known as Caldwell 1 or the Polarissima Cluster[5]) is an open cluster in the constellation Cepheus. It was discovered by John Herschel in 1825.

2024年8月23日 · An image in the lower left, taken with the 0.9-meter telescope at Arizona’s Kitt Peak National Observatory, provides a full view of star cluster Caldwell 1 (NGC 188). The …

NGC 188 is a Open Cluster in the Cepheus constellation. NGC 188 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern …

With a 6-inch rich-field telescope, NGC 188 appears as a soft glow, speckled with tiny, often elusive, individual stars. Through a 10-inch or larger aperture the view is spectacular, and the …

2024年6月1日 · NGC 188 (also known as Caldwell 1) is an open cluster in the constellation Cepheus about 5000 light-years away. It was discovered by John Herschel in 1831, who …

2009年5月12日 · We present time series radial velocity, and photometric observations of a solar-type double-lined eclipsing binary star (V 12) in the old open cluster NGC 188. We use these …

NGC 188 (also known as Caldwell 1 or the Polarissima Cluster) is an open cluster in the constellation Cepheus. It was discovered by John Herschel in 1825.

2020年12月9日 · Discovered in 1825, NGC 188 is an open cluster in the constellation Cepheus, located some 5,400 light years away from the Earth. It has a solar metallicity, a radius of about …

NGC 188 is less than 5 degrees from the north celestial pole, so it is visible every clear night of the year for northern hemisphere observers. The cluster is quite faint, with its stars ranging …

2024年12月16日 · NGC 188 is one of the oldest open clusters that stays mostly intact and still grouped together. This due to being a "safe" distance from the galactic disc and the tidal …