naked-eye object

naked-eye object

A star, etc., that can be seen without the aid of a telescope (under ideal viewing conditions).
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So it remained a naked-eye object for an amazing 260 days, easily surpassing the 4 months achieved by the Great Comet of 1807 and setting a record that would hold until the appearance of Hale-Bopp in 1997.
The brightest spiral seen from Earth is the Andromeda Galaxy (Messier 31), and even though it never rises very high as seen from southern Africa, it is still an easy naked-eye object from a dark-sky site.
It was discovered last year when it was still far beyond Jupiter, raising the prospect of a spectacular naked-eye object by the time it graced Earth's skies in December.
Comet C/2011 L4 (Pan-STARRS) could become a naked-eye object from the middle of March onwards (see also page 5 of this Journal).
It's an easy naked-eye object about 35[degrees] above and to the right of Orion.
It's an obvious naked-eye object in the west-northwest sky, approximately one hour after sunset,'' said Mahon, whose group is named for the collective designation given the Earth's galaxy, the Milky Way, and neighboring galaxies like Andromeda.
It should be a naked-eye object by the time it approaches conjunction in late November.
Fading to about 3rd magnitude by March 20th, PanSTARRS was still a naked-eye object very low in the western sky.
In the world of comets, past performance is not necessarily a guide to the future and we must remember that this positive brightening trend may well peter out and could go into reverse as the surface volatiles are lost, but at the moment it looks as if the comet could be a naked-eye object low in the western twilight sky in the last two weeks of next March.
It's a naked-eye object right now; I can see it out my bedroom window to the east,'' Garmany said.
By February 1997 the comet was a bright naked-eye object in the morning sky, and a month later it swung into the evening sky as a spectacular sight.
It won't be a naked-eye object again until late next spring.