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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:04  
clear_day Transit: 12:06  
SunsetSet: 18:09
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All Constellations »  Ophiuchus »  Deep Sky Objects » 

NGC 6509 - Intermediate Spiral Galaxy in Ophiuchus

Altitude: 27.0°   Azimuth: 243.7°   Direction: West-South-West

NGC 6509 is a Intermediate Spiral Galaxy in the Ophiuchus constellation. NGC 6509 is situated close to the celestial equator and, as such, it is at least partly visible from both hemispheres in certain times of the year.

The image below is a photograph of NGC 6509 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).

Image of NGC 6509 - Intermediate Spiral Galaxy in Ophiuchus star
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DSS2 image of NGC 6509 in the Red band. The green region on the image is a representation of the major (1.45 arcmin) and minor (1.24 arcmin) axes of the object's apparent size.

Key facts about NGC 6509

NGC 6509
Galaxy
Ophiuchus

NGC 6509 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 27.0°
Azimuth: 243.7°
Direction: West-South-West

See also NGC 6509 rise and set times.

Given its B magnitude of 13.4, NGC 6509 is visible with the help of a telescope having an aperture of 10 inches (250mm) or more.

Available Resources for NGC 6509 - Intermediate Spiral Galaxy in Ophiuchus

Photometric information of NGC 6509

The following table lists the magnitude of NGC 6509 in different bands of the electomagnetic spectrum (when available), from the B band (445nm wavelength, corresponding to the Blue color), to the V band ( 551nm wavelength, corresponding to Green/Yellow color), to the J, H, K bands (corresponding to 1220nm, 1630nm, 2190nm wavelengths respectively, which are colors not visible to the human eye).

13.4
10.46
9.81
9.73

For more information about photometry in astronomy, check the photometric system article on Wikipedia.

The surface brightess reported below is an indication of the brightness per unit of angular area of NGC 6509.

22.75 mag/arcsec2

Apparent size of NGC 6509

The following table reports NGC 6509 apparent angular size. The green area displayed on top of the DSS2 image of NGC 6509 is a visual representation of it.
1.45 arcmin
1.24 arcmin
104°

NGC 6509 - Intermediate Spiral Galaxy in Ophiuchus morphological classification

NGC 6509 - Intermediate Spiral Galaxy in Ophiuchus is classified as Intermediate Spiral (SABc) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of NGC 6509 - Intermediate Spiral Galaxy in Ophiuchus in the Hubble de Vaucouleurs sequence.

NGC 6509 - Intermediate Spiral Galaxy in Ophiuchus
Visualization of the morphological classification of NGC 6509 - Intermediate Spiral Galaxy in Ophiuchus, Intermediate Spiral (SABc).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of NGC 6509

Celestial coordinates for the J2000 equinox of NGC 6509 are provided in the following table:

17h 59m 25s
+06° 17’ 13”

The simplified sky charts below show the position of NGC 6509 in the sky. The first chart has a field of view of 60° while the second one has a field of view of 10°.

Finder chart NGC 6509 - Intermediate Spiral Galaxy in Ophiuchus star
Simplified finder chart for NGC 6509 - Intermediate Spiral Galaxy in Ophiuchus.

Finder chart NGC 6509 - Intermediate Spiral Galaxy in Ophiuchus star
Simplified finder chart for NGC 6509 - Intermediate Spiral Galaxy in Ophiuchus.

Rise and set times of NGC 6509 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 NGC 6509 - Intermediate Spiral Galaxy in Ophiuchus 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: 83.7°
Max altitude: 44.8°
Azimuth: 276.3°