Star profile
Zeta 1 Lyrae
What is Zeta 1 Lyrae
Zeta-1 Lyrae forms, with its companion Zeta-2, one of the Lyre's most celebrated optical pairs —resolvable to the naked eye under dark skies. It is a white A-type star some 156 light-years away, close in the sky to Vega, the dazzling alpha of the constellation. Its position makes it a classic visual benchmark for those gauging the sharpness of their sight on a summer night.
Where it is and when to see it
Zeta 1 Lyrae lies in the northern celestial hemisphere. It is visible to the naked eye under a dark sky. Its best month of the year is July, when it culminates around midnight.
- From London it culminates about 76° above the horizon.
- From New York it culminates about 87° above the horizon.
- From Sydney it culminates about 18° above the horizon.
It can be seen from anywhere north of 52° S.
It ranks no. 7 in brightness among the 37 stars of Lyra in our catalogue. To find it, start from Vega, the brightest: it lies about 2° away (a fist at arm's length covers about 10°).
The light you see today left it about 160 years ago.
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A public signature from a real person. The chosen name is a symbolic denomination within Stelvia, with no official standing or IAU recognition: the sky is not for sale and belongs to no one.
Astronomical data for Zeta 1 Lyrae
- Constellation
- Lyra
- Apparent magnitude
- 4.34
- Distance
- 156.2 light years
- Coordinates (J2000)
- RA 281.193° · Dec 37.605°
- Catalogue
- HIP 91971 · HD 173648
A symbolic commemorative gift: neither the signature nor the chosen name implies ownership of the star or recognition by the IAU.
Other stars in Lyra
Lyra has 37 stars in Stelvia's catalogue. Here are a few of them.
- VegaAlpha Lyrae0.03
- SulafatGamma Lyrae3.25
- SheliakBeta Lyrae3.52
- 13 Lyrae4.08
- Delta 2 Lyrae4.22
- Kappa Lyrae4.33
- Theta Lyrae4.35
- AladfarEta Lyrae4.43