Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:44  
clear_day Transit: 12:51  
SunsetSet: 18:57 south
sunny DaytimeWhat's Visible Now
All Constellations » Delphinus » 

16 Delphini

Altitude: 36.4°   Azimuth: 119.5°   Direction: East-South-East

16 Delphini is a double main-sequence star in the constellation of Delphinus.

16 Delphini visual magnitude is 5.58. Because of its reltive faintness, 16 Delphini 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 16 Delphini:


16 Delphini is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 36.4°
Azimuth: 119.5°
Direction: East-South-East

Celestial coordinates and finder chart of 16 Delphini

16 Delphini is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 16 Delphini are provided in the following table:

20h 55m 38s
+12° 34’ 06”

The simplified sky map below shows the position of 16 Delphini in the sky:

Finder chart 16 Delphini star
Simplified finder chart for 16 Delphini.

Visibility of 16 Delphini 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 16 Delphini 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: 77.4°
Max altitude: 51.1°
Azimuth: 282.6°

Digitized Sky Survey image of 16 Delphini

The image below is a photograph of 16 Delphini 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 16 Delphini is 0.04 arcsec per year in Right Ascension and 0.018 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 16 Delphini star
DSS2 image of 16 Delphini. The red arrow shows the motion of 16 Delphini during the next 10000 years (6.67 arcmin in Right Ascension and 3.00 arcmin in declination);

Distance of 16 Delphini from the Sun and relative movement

16 Delphini is distant 199.39 light years from the Sun and it is moving far from the Sun at the speed of 2 kilometers per second.

61.16 pc
199.39 ly
2 km/s
0.04 arcsec/year
0.018 arcsec/year

Spectral properties of 16 Delphini

16 Delphini belongs to spectral class A4 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where 16 Delphini is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of 16 Delphini. Attribution: Richard Powell / CC BY-SA

16 Delphini star system properties

16 Delphini is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the 16 Delphini double sysyem:

36 arcsec

Alternative designations of 16 Delphini

16 Delphini