# Iota2 Cygni

For other stars with this Bayer designation, see ι Cygni.
Iota2 Cygni
Observation data
Epoch J2000      Equinox J2000
Constellation Cygnus
Right ascension 19h 29m 42.36s[1]
Declination +51° 43′ 47.2″[1]
3.77[2]
Characteristics
Spectral type A5V[3]
B−V color index +0.15 [2]
Astrometry
Proper motion (μ) RA: +20.59[2] mas/yr
Dec.: +128.33[2] mas/yr
Parallax (π) 26.88 ± 0.11[1] mas
Distance 121.3 ± 0.5 ly
(37.2 ± 0.2 pc)
Absolute magnitude (MV) 0.92 [5]
Details
Other designations
10 Cygni, BD+51° 2605, GC 26947, HIP 95853, HR 7420, HD 184006, SAO 31702 [2]
Database references
5. ^ Absolute magnitude calculated as ${\displaystyle M=m+5(1+\log _{10}{p})\!\,}$, where ${\displaystyle M}$ is the star's absolute magnitude, ${\displaystyle m}$ is the star's apparent magnitude, and ${\displaystyle p}$ is the star's measured parallax in arcseconds.