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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:10 
Transit: 12:56 
Sunset: 20:42
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All Constellations » Delphinus » 

Rotanev - β Delphini (beta Delphini)

Below the horizon.  Rise: 22:51 | Tran: 6:09 | Set: 13:24
Alt: -4.39°   Az: 59.70°   Direction: East-North-East

Rotanev, also designated as β Delphini (beta Delphini), is a multiple sub-giant star of spectral class F5 in the constellation of Delphinus.

Rotanev visual magnitude is 3.63. Because of its moderate brightness, Rotanev is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of Rotanev - β Delphini (beta Delphini) star
DSS2 image of Rotanev. The red arrow shows the motion of Rotanev during the next 1000 years (1.88 arcmin in Right Ascension and -0.55 arcmin in declination);

Celestial Coordinates

Apparent

20h 38m 44s
+14° 41’ 06”
16h 11m 26s
12h 50m 10s

J2000

20h 37m 32s
+14° 35’ 43”

Galactic Coordinates

58.88°
-15.65°

Finder Chart

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Finder chart for Rotanev - β Delphini (beta Delphini).

Magnitude, Color, Spectral Class

3.63
Sub-giant

1.25
F5IV
6674K

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

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

Star System Properties

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

3.63
4.63
1
0.6 arcsec

Distance, Radial Speed, Proper Motion

Rotanev is distant 97.34 light years from the Sun and it is moving towards the Sun at the speed of 23 kilometers per second.

29.86
97.34
-23 km/s
0.113 arcsec/y
-0.033"/y

Alternative Designations

Rotanev
β Delphini
(beta Delphini)
SAO106316
SAO106316

Visibility from Your Location

Today's Rotanev - β Delphini (beta Delphini) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 75.3°
Max altitude: 53.2°
Azimuth: 284.7°