ρ Ophiuchi (rho Ophiuchi)
ρ Ophiuchi is a multiple main-sequence star in the constellation of Ophiuchus.
ρ Ophiuchi visual magnitude is 5.92. Because of its reltive faintness, ρ Ophiuchi should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.
The proper motion of ρ Ophiuchi is -0.007 arcsec per year in Right Ascension and -0.017 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Key facts about ρ Ophiuchi
ρ Ophiuchi (rho Ophiuchi) is below the horizon from Greenwich, United Kingdom.
Altitude: -54.1°
Azimuth: 49.8°
Direction: North-East
Celestial coordinates and finder chart of ρ Ophiuchi
ρ Ophiuchi 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 ρ Ophiuchi are provided in the following table:
The simplified sky map below shows the position of ρ Ophiuchi in the sky:
Visibility of ρ Ophiuchi from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London
Today's ρ Ophiuchi (rho Ophiuchi) rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):
Spectral properties of ρ Ophiuchi
ρ Ophiuchi belongs to spectral class B2 and has a luminosity class of V corresponding to a main-sequence star.
ρ Ophiuchi 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: