Orange giant · Draco

Edasich

Also known as: ι Draconis (ι Dra), HIP 75458

mag 3.3100 light-years

About

Edasich (ι Draconis) is an orange giant of magnitude 3.3 in Draco, about 100 light-years away.

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How to find it

  • Edasich is in the constellation Draco.
  • Best evenings: around late June it is highest at about 9 pm (10 pm in summer time); a month earlier, two hours later.
  • Where on Earth: it is seen well, at least 10° up, from north of 21° S.

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When it rises and sets tonight, how high it climbs and how much the Moon gets in the way are worked out in your browser for your place.

What you will see

  • EyesVisible from the suburbs on a clear night, but lost in bright city skies.
  • Binoculars (10×50)A sharp point; binoculars bring out its colour and the fainter stars around it.
  • Telescope (6–8 inch)Still a point of light at any magnification — stars are too far away to show a disc. Low in the sky, bright stars twinkle and flash colours.

Stars look the same in any instrument: brighter and sharper, but never bigger.

Facts

Proper nameEdasich
Designationι Draconis (ι Dra)
Hipparcos numberHIP 75458
TypeOrange giant
Spectral typeK2III
ColourPale orangeB−V colour index 1.17
Magnitude3.3The smaller the number, the brighter.
Distance100 light-yearsThe light you see left it around 1930.
Proper motion0.019″ per year across the sky
ConstellationDraco
Right ascension (J2000)15h 24m 55.8s
Declination (J2000)+58° 57′ 58″

More in Draco

Sources and credits

Star data: HYG Database by David Nash, CC BY-SA 4.0. All data sources →