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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 12:58 
Sunset: 21:15
sunny   (Daytime)   What's Visible Now?

Maasym - λ Herculis (lambda Herculis)

Below the horizon.  Rise: 16:26 | Tran: 0:55 | Set: 9:28
Altitude: -0.6°   Azimuth: 44.0°   Direction: North-East

Maasym, also designated as λ Herculis (lambda Herculis), is a variable giant star of spectral class K3 in the constellation of Hercules.

Maasym visual magnitude is 4.41. Because of its moderate brightness, Maasym 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.

Celestial coordinates and finder chart of Maasym

Finder chart Maasym - λ Herculis (lambda Herculis) star
Simplified finder chart for Maasym - λ Herculis (lambda Herculis).

Maasym is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of Maasym are provided in the following table:

17h 30m 44s
+26° 06’ 38”
Image of Maasym - λ Herculis (lambda Herculis) star
DSS2 image of Maasym. The red arrow shows the motion of Maasym during the next 10000 years (3.33 arcmin in Right Ascension and 3.00 arcmin in declination);

Key facts about Maasym


and has a luminosity class of III corresponding to a giant star.


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

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

Distance of Maasym from the Sun and relative movement

Maasym is distant 367.12 light years from the Sun and it is moving towards the Sun at the speed of 26 kilometers per second.

112.61 pc
367.12 ly
-26 km/s
0.02 arcsec/year
0.018 arcsec/year

Alternative designations of Maasym

λ Herculis
(lambda Herculis)
76 Herculis

Visibility of Maasym from your location

Today's Maasym - λ Herculis (lambda Herculis) rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):

Azimuth: 63.9°
Max altitude: 64.6°
Azimuth: 296.1°