35 Cygni

35 Cygni is a variable supergiant star in the constellation of Cygnus.

35 Cygni visual magnitude is 5.17. Because of its reltive faintness, 35 Cygni should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 35 Cygni:

Color of 35 Cygni ⬤

Magnitude of 35 Cygni 5.17

Class Supergiant

VISIBILITY RIGHT NOW 35 Cygni is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of 35 Cygni

35 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 35 Cygni are provided in the following table:

Right Ascension J2000 20h 18m 39s

Declination J2000 +34° 58’ 58”

Galactic Longitude 73.4°

Galactic Latitude -0.54°

Constellation Cygnus

The simplified sky map below shows the position of 35 Cygni in the sky:

Simplified finder chart for 35 Cygni.

Visibility of 35 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 35 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: 55.0° RISE 18:30

Max altitude: 73.5° TRANSIT 4:37

Azimuth: 305.0° SET 14:40

RIGHT NOW 35 Cygni is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 35 Cygni

The image below is a photograph of 35 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 35 Cygni is 0.001 arcsec per year in Right Ascension and -0.003 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of 35 Cygni. The red arrow shows the motion of 35 Cygni during the next 100000 years (1.67 arcmin in Right Ascension and -5.00 arcmin in declination);

Distance of 35 Cygni from the Sun and relative movement

35 Cygni is distant 2,000.00 light years from the Sun and it is moving towards the Sun at the speed of 14 kilometers per second.

Distance (parsec) 613.50 pc

Distance (light year) 2,000.00 ly

Heliocentric radial velocity -14 km/s

Proper Motion RA 0.001 arcsec/year

Proper Motion Dec -0.003 arcsec/year

Spectral properties of 35 Cygni

35 Cygni belongs to spectral class F5 and has a luminosity class of I corresponding to a supergiant star.

Absolute magnitude -3.77

Spectral Type F5I

Color Index (B-V) 0.65

Temperature of 35 Cygni 5778K

The red dot in the diagram below shows where 35 Cygni is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 35 Cygni. Attribution: Richard Powell / CC BY-SA

Alternative designations of 35 Cygni

Flamsteed designation 35 Cygni

Henry Draper Catalogue HD193370

SAO Catalogue SAO69806

Hipparcos Catalogue HIP100122

Durchmusterung Catalogue BD+34 3967

FK5 Catalogue 3627

General Catalogue of Variable Stars 12994

In Evidence

Other stars in Cygnus