29 Cygni

Altitude: 8.4° Azimuth: 38.1° Direction: North-East

29 Cygni is a variable and multiple main-sequence star in the constellation of Cygnus.

29 Cygni visual magnitude is 4.97. Because of its moderate brightness, 29 Cygni should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about 29 Cygni:

Color of 29 Cygni ⬤

Magnitude of 29 Cygni 4.97

Class Main-sequence

VISIBILITY RIGHT NOW

29 Cygni is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 8.4°
Azimuth: 38.1°
Direction: North-East

Celestial coordinates and finder chart of 29 Cygni

29 Cygni is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 29 Cygni are provided in the following table:

Right Ascension J2000 20h 14m 31s

Declination J2000 +36° 48’ 23”

Galactic Longitude 74.45°

Galactic Latitude 1.17°

Constellation Cygnus

The simplified sky map below shows the position of 29 Cygni in the sky:

Simplified finder chart for 29 Cygni.

Visibility of 29 Cygni from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 29 Cygni rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 53.2° RISE 4:56

Max altitude: 75.3° TRANSIT 15:33

Azimuth: 306.8° SET 2:14

Digitized Sky Survey image of 29 Cygni

The image below is a photograph of 29 Cygni from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of 29 Cygni is 0.068 arcsec per year in Right Ascension and 0.07 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of 29 Cygni. The red arrow shows the motion of 29 Cygni during the next 10000 years (11.33 arcmin in Right Ascension and 11.67 arcmin in declination);

Distance of 29 Cygni from the Sun and relative movement

29 Cygni is distant 133.77 light years from the Sun and it is moving towards the Sun at the speed of 17 kilometers per second.

Distance (parsec) 41.03 pc

Distance (light year) 133.77 ly

Heliocentric radial velocity -17 km/s

Proper Motion RA 0.068 arcsec/year

Proper Motion Dec 0.07 arcsec/year

Spectral properties of 29 Cygni

29 Cygni belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 1.90

Spectral Type A2V

Color Index (B-V) 0.14

Temperature of 29 Cygni 8658K

The red dot in the diagram below shows where 29 Cygni is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 29 Cygni. Attribution: Richard Powell / CC BY-SA

29 Cygni star system properties

29 Cygni is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the 29 Cygni double sysyem:

Main star magnitude 4.97

Secondary star magnitude 6.57

Magnitude difference 1.6

Separation 212.4 arcsec

Alternative designations of 29 Cygni

Flamsteed designation 29 Cygni

Henry Draper Catalogue HD192640

SAO Catalogue SAO69678

Hipparcos Catalogue HIP99770

Durchmusterung Catalogue BD+36 3955

General Catalogue of Variable Stars V1644 Cyg

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