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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:06 
Transit: 12:13 
Sunset: 17:21
wb_twilight   (Nautical Twilight)  
What's Visible Now • Tonight Timeline
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All Constellations » Ophiuchus » 

ρ Ophiuchi (rho Ophiuchi)

Below the horizon.  Rise: 2:42 | Tran: 6:29 | Set: 10:15
Alt: -62.02°   Az: 1.15°   Direction: North

ρ Ophiuchi is a multiple main-sequence star of spectral class B2 in the constellation of Ophiuchus.

ρ Ophiuchi visual magnitude is 5.92. Because of its faintness, ρ Ophiuchi is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Image of ρ Ophiuchi (rho Ophiuchi) star
DSS2 image of ρ Ophiuchi. The red arrow shows the motion of ρ Ophiuchi during the next 10000 years (-1.17 arcmin in Right Ascension and -2.83 arcmin in declination);

Celestial Coordinates

Apparent

16h 27m 05s
-23° 30’ 06”
12h 02m 20s
04h 29m 26s

J2000

16h 25m 35s
-23° 26’ 45”

Galactic Coordinates

353.69°
17.69°

Finder Chart

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Finder chart for ρ Ophiuchi (rho Ophiuchi).

Magnitude, Color, Spectral Class

5.92
Main-sequence

B2V
10125K

Star System Properties

ρ Ophiuchi is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the ρ Ophiuchi double sysyem:

5.92
6.62
0.7
3.2 arcsec

Alternative Designations

ρ Ophiuchi
(rho Ophiuchi)
SAO184381
SAO184381

Visibility from Your Location

Today's ρ Ophiuchi (rho Ophiuchi) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 113.5°
Max altitude: 15.0°
Azimuth: 246.5°