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Iota Lyrae — Star in Lyra

Magnitude 5.3m Star Lyra (Lyr) Visible
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1Physical Properties

Magnitude 5.28
Spectral Type B6IV subgiant
Star Color Blue-white (B-V -0.11)

2Position & Identifiers

RA 19h 07m 18.1s
Dec +36° 06' 01.0"
Constellation Lyra (Lyr)
HR 7262
HIP 93903
HD 178475
SAO 67834
Bayer Iota
Flamsteed 18 Lyr
SIMBAD

3How easy to spot?

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Equipment Bortle 3 Bortle 4 Bortle 5
Naked eye Medium Hard+ Hard
50mm finder Easy Easy Easy
150mm scope Easy Easy Easy
Easy Medium Hard Very hard Impossible

Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs

4Visibility

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Best season Jun – Aug (peak: Jul)

5Survey Image

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6

Size Comparison

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7

Compare Stars

8

Spectral Classification

9

Hertzsprung-Russell Diagram

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Read: The Hertzsprung-Russell Diagram — Reading Stars Like a Map
10

Stellar Lifecycle

11

Blackbody Spectrum

12

Stellar Absorption Spectrum

Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.

13

Stellar Fusion

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14Stellar Notes

Resolved by speckle interferometry 1986.45, sep. 0.08". | Resolved by speckle interferometry 1986.45, sep. 0.08".

Nearby in the Sky

Other targets within a few degrees — pan your scope a little and keep exploring.

Visibility scores assume a 150 mm Newton at Bortle 4.

Delta Lyr
HIP 92791; Delta2 Lyrae; 12 Lyrae
Medium
Cool red giant
Double Star mag 4.30 2.7° Lyra
NGC 6791
Easy
Open cluster
Open Cluster mag 9.5 3.2° Lyra
M57
NGC 6720
Easy
Planetary nebula — try an OIII filter
Planetary Nebula mag 9.0 4.2° Lyra
Sheliak
HIP 92420; Beta Lyrae; 10 Lyrae
Easy
Eclipsing binary, period 12.9d
Variable Star mag 3.45 4.5° Lyra
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